Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

Industrial Diesel Engines - Highly Regulated

Model
Cat® C2.2 Diesel Engine 48.8 BHP (36.4 bkW) 67.1 BHP (50 bkW) 2800 rpm U.S. EPA Tier 4 Final, EU Stage IIIB In-Line 4, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 100 mm (3.9 in) 2.2 L (135 in³) Turbocharged (T) or Turbocharged-Aftercooled (TA) 18:1 Direct Injection Counterclockwise 4.3 L (4.5 qt) 9.3 L (9.8 qt) 736 mm (28.9 in) 764 mm (30.07 in) 230 kg (507 lbs) 545 mm (21.5 in) 155 mm (6.1 in) 408.4 mm (16.07 in) 5.8 kg (12.79 lb)
Cat® C3.4B Diesel Engine 84.5 BHP (63 bkW) 121 BHP (90 bkW) 2200 & 2500 rpm U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. U.S. EPA Tier 4 Interim Equivalent and EU Stage IIIB Equivalent ratings available using EPA or EU Flex Provisions. In-Line 4, 4-Stroke-Cycle Diesel 99 mm (3.9 in) 110 mm (4.3 in) 3.4 L (207.5 in³) Turbocharged-Aftercooled (TA) 17:1 Direct Injection Counterclockwise 6 L (6.3 qt) 196 mm (7.7 in) 320 mm (12.6 in) 15 kg (33 lb) 251 mm (9.88 in) 520 mm (20.47 in) 20 kg (44 lb) 270 kg (595.2 lbs) 805.5 mm (31.7 in) 610 mm (24 in) 623 mm (24.5 in)
Cat® C9.3B Diesel Engine 335 BHP (250 bkW) 456 BHP (340 bkW) 1800-2200 rpm U.S. EPA Tier 4 Final Nonroad Emission Standards. Designed to meet proposed EU Stage V Nonroad Emission Standards. In-Line 6, 4-Stroke-Cycle Diesel 115 mm (4.53 in) 149 mm (5.87 in) 9.3 L (567.5 in³) Turbocharged-Aftercooled (TA) 17.0:1 Direct Injection Counterclockwise 22 L (23.6 qts) 30 L (31.7 qts) 1068 mm (42 in) 1125 mm (44.3 in) 865 kg (1907 lb) 791 mm (31.1 in) 432 mm (17.0 in) 925 mm (36.4 in) 96 kg (211 lb) 694 mm (27.3 in)
Cat® C3.6 Diesel Engine 74 BHP (55 bkW) 134 BHP (100 bkW) 2000-2400 rpm U.S. EPA Tier 4 Final Nonroad Emission Standards. Also designed to meet proposed EU Stage V Nonroad Emission Standards. In-Line 4, 4-Stroke-Cycle Diesel 98 mm (3.9 in) 120 mm (4.7 in) 3.6 L (220 in³) Turbocharged-Aftercooled (TA) 17:1 Direct Injection Counterclockwise 4 L (1.06 qt) TBA TBA TBA TBA TBA TBA 275 kg (606 lbs) 776 mm (30.6 in) 667 mm (26.3 in) 569 mm (22.4 in)
Cat® C2.8 Diesel Engine 60 BHP (45 bkW) 74 BHP (55 bkW) 2500 rpm U.S. EPA Tier 4 Final Nonroad Emission Standards. Also designed to meet proposed EU Stage V Nonroad Emission Standards. In-Line 4, 4-Stroke-Cycle Diesel 90 mm (3.5 in) 110 mm (4.3 in) 2.8 L (171 in³) Turbocharged (T) and Turbocharged-Aftercooled (TA) 17:1 Direct Injection Counterclockwise 4 L (1.06 qt) TBA TBA TBA 245 kg (540 lb) 766 mm (30.2 in) 635 mm (25.0 in) 561 mm (22.1 in)
Cat® C7.1 ACERT™ Diesel Engine 156 BHP (116 bkW) 302 BHP (225 bkW) 2200 rpm U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and EU Stage IIIB Nonroad Equivalent (Non-Current for EU) Emission Standards In-Line 6, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 135 mm (5.3 in) 7 L (427.7 in³) Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) 16.5:1 Direct Injection Counterclockwise 15.2 L (16 qt) 13-16 L (13.7-16.9 U.S. qts) 907 mm (35.7 in) 1063.7 mm (41.9 in) 715 kg (1576 lb) 753-820.2 mm (29.6-32.3 in) 287-337.8 mm (11.3-13.3 in) 468-643.9 mm (18.4-25.3 in) 771-918.7 mm (30.4-36.2 in) 90-134 kg (198-295.4 lb) 714.4-793 mm (28.1-31.2 in)
Cat® C9.3 ACERT™ Diesel Engine 300 BHP (224 bkW) 400 BHP (298 bkW) 1800-2200 rpm U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and EU Stage IIIB Nonroad Equivalent (Non-Current for EU) Emission Standards In-Line 6, 4-Stroke-Cycle Diesel 115 mm (4.53 in) 149 mm (5.87 in) 9.3 L (567.5 in³) Turbocharged-Aftercooled (TA) 17.0:1 Direct Injection Counterclockwise 22 L (23.6 qts) 30 L (31.7 qts) 1066-1123 mm (41.9-44.2 in) 1119-1150 mm (44.0-45.3 in) 885 kg (1950 lb) 827-1025 mm (32.6-40.4 in) 392.21-570 mm (15.44-22.4 in) 885-925.89 mm (34.8-36.45 in) 210-213 kg (463-470 lb) 714.4-870 mm (28.12-34.4 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C0.5 Diesel Engine 11.0 bhp (8.2 bkW) 13.7 bhp (10.2 bkW) 2000-3600 rpm For Use in Regions Where Less Than 19 kW Ratings Are Not Required to Meet an Emission Standard In-Line 2, 4-Stroke-Cycle 67 mm (2.64 in) 72 mm (2.83 in) 0.5 L (31 in³) Naturally Aspirated (NA) 23.5:1 Indirect Injection Counterclockwise 1.1 L (1.16 qt) 1.6-2.0 L (1.7-2.1 qt) 407 mm (16 in) 371 mm (14.6 in) 523 mm (20.6 in) 57 kg (126 lb)
Cat® C0.7 Diesel Engine 11.8 bhp (8.8 bkW) 20.5 bhp (15.3 bkW) 2200-3600 rpm U.S. EPA Tier 4 Final. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. In-Line 3, 4-Stroke-Cycle Diesel 67 mm (2.64 in) 72 mm (2.83 in) .76 L (46.5 in³) Naturally Aspirated (NA) 23.5:1 Indirect Injection Counterclockwise 1.2 L (1.27 qt) 2.35-3.05 L (2.48-3.22 qt) 480 mm (18.9 in) 371 mm (14.6 in) 528 mm (20.8 in) 71 kg (156.6 lb)
Cat® C1.1 Diesel Engine 19.3 BHP (14.4 bkW) 28.2 BHP (21 bkW) 2200-3400 rpm 14.7-18.4 bkW (19.7-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions. In-Line 3, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) 1.13 L (69 in³) Naturally Aspirated (NA) 23:1 Indirect Injection Counterclockwise 1.9 L (2 qt) 3.4-4.4 L (3.6-4.6 qt) 576 mm (22.7 in) 491 mm (19.33 in) 87 kg (191 lb) 400 mm (15.74 in)
Cat® C1.5 Diesel Engine 24.7 BHP (18.4 bkW) 40.2 BHP (30 bkW) 2100-3000 rpm U.S. EPA Tier 4 Final or EU Stage IIIA In-Line 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 90 mm (3.5 in) 1.496 L (91 in³) Naturally Aspirated (NA) or Turbocharged (T) 22.5:1 Indirect Injection Counterclockwise 2.6 L (2.75 qt) 6 L (6.3 qt) 643 mm (25.3 in) 572 mm (22.5 in) 149-156.5 kg (328.5-345 lb) 453-512 mm (17.8-20.2 in) 170 mm (6.7 in) (Tier 4 Final only) 449 mm, 17.6 in (Tier 4 Final only) 13 kg (28.7 lb) (Tier 4 Final, >19 kW/25 hp only)
Cat® C1.6 Diesel Engine 33.0 bhp (24.6 bkW) 35.5 bhp (26.5 bkW) 2800 & 3000 rpm EU Stage IIIA In-Line 4, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) 1.5 L (92 in³) Naturally Aspirated (NA) 22.9:1 Indirect Injection Counterclockwise Pressurized Water 6.5 L (6.9 qt) 591 mm (23.3 in) 420 mm (16.5 in) 576 mm (22.7 in) 106.8 kg (235.4 lb)
Cat® C1.7 Diesel Engine 39 BHP (29 bkW) 39 BHP (29 bkW) 2800 rpm U.S. EPA Tier 4 Final, Japan 2014 (Tier 4 Final) In-Line 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 90 mm (3.5 in) 1.7L (103.7 in³) Turbocharged (T) 18:1 Direct Injection Counterclockwise 2.8L (2.96 qt) 3.6L (3.8 qt) 736 mm (28.9 in) 640 mm (25.2 in) 190 kg (419 lbs) 545 mm (21.4 in) 155 mm (6.1 in) 408.4 mm (16.07 in) 5.8 kg (12.79 lb)
Cat® C3.4B Diesel Engine 60.3 BHP (45 bkW) 74.3 BHP (55.4 bkW) 2200 & 2500 rpm U.S. EPA Tier 4 Final, EU Stage IIIB Nonroad Emission Standards In-Line 4, 4-Stroke-Cycle Diesel 99 mm (3.9 in) 110 mm (4.3 in) 3.4 L (207.5 in³) Turbocharged (T) 17:1 Direct Injection Counterclockwise 6 L (6.3 qt) 829.5 mm (32.6 in) 610 mm (24 in) 251 kg (553.4 lb) 653 mm (25.7 in) Wall-Flow: 180 mm (7.1 in). Through Flow: 149 mm (5.8 in) Wall Flow: 541 mm (21.3 in). Through Flow: 509 mm (20 in) Wall Flow: 20 kg (44 lb). Through Flow: 14 kg (30.8 lb)
Cat® C13 ACERT™ Diesel Engine 385 BHP (287 bkW) 520 BHP (388 bkW) 1800-2100 rpm U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and EU Stage IIIB Nonroad Equivalent (Non-Current for EU) Emission Standards. Designed to meet proposed EU Stage V Nonroad Emiss In-Line 6, 4-Stroke-Cycle Diesel 130 mm (5.1 in) 157 mm (6.2 in) 12.5 L (762.8 in³) Turbocharged-Aftercooled (TA) 17.0:1 Direct Injection Counterclockwise 18.7 L (19.8 qt) 34 L (35.9 qt) 1132-1186 mm (44.6-46.7 in) 1203-1272 mm (47.2-50.1 in) 1143-1350 kg (2520-2976 lb) 933-996 mm (36.74-39.2 in) 330.2 mm (13 in) 451.3-654 mm (17.8-25.7 in) 1053-1077 mm (41.5-42.4 in) 248-259 kg (547-571 lb) 779.8-1069 mm (30.7-42.1 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in) 547.2 mm (21.5 in) 974.8 mm (38.4 in) 140 kg (308.6 lb) 958.3 mm (37.7 in)
Cat® C15 ACERT™ Diesel Engine 475 BHP (354 bkW) 580 BHP (433 bkW) 1800-2100 rpm U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad Emission Standards. Designed to meet proposed EU Stage V Nonroad Emission Standards. U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and EU Stage IIIB Nonroad Equivalent (Non-C In-Line 6, 4-Stroke-Cycle Diesel 137 mm (5.4 in) 171 mm (6.73 in) 15.2 L (927.6 in³) Turbocharged-Aftercooled (TA) 17.0:1 Direct Injection Counterclockwise 26.9 L (28.4 qt) 38-72 L (40-76 qt) 1239-1248 mm (48.8-49.1 in) 1438 mm (56.6 in) 1542-1666 kg (3395.5-3673 lb) 943-969 mm (37.1-38.1 in) 330.2-355.6 mm (13-14 in) 451.3-654 mm (17.8-25.7) 1053-1153 mm (41.5-45.4 in) 258-272 kg (569-600 lb) 779.8-1112 mm (30.7-43.8 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C18 ACERT™ Diesel Engine 600 BHP (447 bkW) 800 BHP (597 bkW) 1800-1900 U.S. EPA Tier 4 Final Nonroad, EU Stage IV Nonroad, U.S. EPA Tier 4 Interim Nonroad Equivalent (Not Currently EPA Certified) and EU Stage IIIB Nonroad Equivalent (Non-Current for EU) Emission Standards. Designed to meet proposed EU Stage V Nonroad Emiss In-Line 6, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 183 mm (7.2 in) 18.1 L (1104.5 in³) Turbocharged-Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) 16.0:1 Direct Injection Counterclockwise 26.9 L (28.4 qt) 40-74 L (42-78 qt) 1438 mm (56.6 in) 943-1132 mm (37.1-44.6 in) 1239-1356 mm (48.8-53.4 in) 1580-1717 kg (3583-3785 lb) 1097-1153 mm (43-45.4 in) 762-1112 mm (30-43.8 in) 468-652 mm (18-25.7 in) 258-272 kg (569-600 lb) 330.2-355.6 mm (13-14 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C27 ACERT™ Diesel Engine 800 BHP (597 bkW) 1050 BHP (783 bkW) 1800 rpm U.S. EPA Tier 4 Final V-12, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 152.4 mm (6 in) 27 L (1649.5 in³) Twin Turbocharged-Aftercooled (TTA) 16.0:1 Direct Injection Counterclockwise 67.9 L (71.7 qt) 68 L (71.9 qt) 1370 mm (53.9 in) 1874 mm (73.8 in) 3004 kg (6625 lb) 1600 mm (63 in)
Cat® C4.4 ACERT™ Diesel Engine 88.4 BHP (65.9 bkW) 173.5 BHP (129.4 bkW) 2200 rpm U.S. EPA Tier 4 Final, EU Stage IV Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 127 mm (5.00 in) 4.4 L (268.5 in³) Turbocharged Aftercooled (TA) or Series Turbocharged Aftercooled (TTA) 16.5:1 Direct Injection Counterclockwise 10.8 L (11.4 qt) 5.2-13.5 L (5.5-14.27 qt) 848.2-867.6 mm (33.4-34.1 in) 845.1 mm (33.3 in) 400-420 kg (881.8-926 lb) 741.6-772.4 mm (29.1-30.4 in) 224.9-270.3 mm (9.6-10.6 in) 279-430 mm (11-16.9 in) 647-828 mm (25.5-32.6 in) 34-80 kg (75-17;6.4 lb) 365-695 mm (14.3-27.4 in)
Cat® C6.6 ACERT™ Diesel Engine 119.3 BHP (89 bkW) 173.5 BHP (129.4 bkW) 2200 rpm U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIB Equivalent Inline 6, 4-Stroke-Cycle Diesel 105.0 mm (4.13 in) 127 mm (5.00 in) 6.6 L (402.8 in³) Turbocharged Aftercooled (TA) 16.5:1 Direct Injection Counterclockwise 13.7 L (14.5 qt) 13-16 L (13.7-16.9 qt) 907 mm (35.7 in) 1063.7 mm (41.9 in) 695 kg (1532 lb) 753 mm (29.6 in) 283 mm (11.1 in) 352 mm (13.9 in) 852.7 mm (33.6 in) 40 kg (88.1 lb) 364.6 mm (14.35 in)
Cat® C32 ACERT™ Diesel Engine 1000 BHP (746 bkW) 1200 BHP (895 bkW) 1800 rpm U.S. EPA Tier 4 Final V-12, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 162 mm (6.38 in) 32.1 L (1958.9 in³) Twin Turbocharged Aftercooled (TTA) 15.0:1 Direct Injection Counterclockwise 67.9 L (71.7 qt) 68 L (71.9 qt) 1370 mm (53.9 in) 1874 mm (73.78 in) 3004 kg (6625 lb) 1600 mm (63 in)

Industrial Diesel Engines - Lesser Regulated & Non-Regulated

Model
Cat® 3516C Industrial Diesel Engine 2100 BHP (1506 bkW) 2100 BHP (1506 bkW) 1750 rpm U.S. EPA Tier 2 Nonroad Equivalent Emission Standards (Not Currently EPA Certified) V-16, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 215 mm (8.5 in) Turbocharged Aftercooled 78 L (4760 in³) 14.7:1 Counterclockwise 807 L (852 qt) 2062 mm (81.2 in) 3278 mm (129.1 in) 7840 kg (17284 lb) 1530 mm (60.2 in)
Cat® C2.8 Industrial Diesel Engine 74 BHP (55 bkW) 74 BHP (55 bkW) 2200-2500 rpm U.S. EPA Tier 3 Nonroad Equivalent Emission Standards (Not Currently EPA Certified). EU Stage IIIA Nonroad Equivalent Emission Standards (Non-Current for EU) Inline 4, 4-Stroke-Cycle Diesel 90 mm (3.5 in) 110 mm (4.3 in) Turbocharged (T) and Turbocharged Aftercooled (TA) 2.8 L (171 in³) 17.0:1 Direct Injection Counterclockwise 4 L (1.06 qt) 766 mm (30.2 in) 635 mm (25 in) 245 kg (450 lb) 561 mm (22.1 in)
Cat® C3.6 Industrial Diesel Engine 74 BHP (55 bkW) 121 BHP (90 bkW) 2200-2400 rpm U.S. EPA Tier 3 Nonroad Equivalent Emission Standards (Not Currently EPA Certified). EU Stage IIIA Nonroad Equivalent Emission Standards (Non-Current for EU). Inline 4, 4-Stroke-Cycle Diesel 98 mm (3.9 in) 120 mm (4.7 in) Turbocharged Aftercooled (TA) 3.6 L (220 in³) 17.0:1 Direct Injection Counterclockwise 4 L (1.06 qt) 776 mm (30.6 in) 667 mm (26.3 in) 275 kg (606 lb) 569 mm (22.4 in)
Cat® 3406C Diesel Engine 375 BHP (280 bkW) 465 BHP (347 bkW) 1800-2100 rpm Non-Certified Inline 6, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 165.1 mm (6.5 in) Turbocharged Aftercooled 14.64 L (893.39 in³) 14.5:1 Counterclockwise 34.1 L (36 qt) 1335 mm (52.56 in) 1660 mm (65.35 in) 1300 kg (2866 lb) 906 mm (35.67 in)
Cat® 3508 Diesel Engine 680 BHP (507 bkW) 1000 BHP (746 bkW) 1200-1800 rpm Non-certified V-8, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 34.53 L (2107 in³) 13.0:1 Counterclockwise 424 L (448 qt) 1720 mm (68 in) 2136 mm (84 in) 4309 kg (9500 lb) 1703 mm (67 in)
Cat® C7.1 ACERT™ Diesel Engine 156.2 BHP (116.5 bkW) 275 BHP (205 bkW) 2200 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent In-Line 6, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 135 mm (5.3 in) Turbocharged Aftercooled (TA) 7.01 L (427.7 in³) Counterclockwise 835 mm (32.87 in) 929 mm (35.5 in) 524 kg (1155 lb) 725 mm (28.5 in)
Cat® C0.5 Diesel Engine 11 BHP (8.2 bkW) 13.7 BHP (10.2 bkW) 2800-3600 rpm U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Inline 2, 4-Stroke-Cycle Diesel 67 mm (2.64 in) 72 mm (2.83 in) Naturally Aspirated (NA) 0.5 L (31 in³) 23.5:1 Indirect Injection Counterclockwise 1.61-2.01 L (1.70-2.12 qt) 523 mm (20.6 in) 407 mm (16 in) 57 kg (126 lb) 371 mm (14.6 in)
Cat® C0.7 Diesel Engine 16.4 BHP (12.2 bkW) 20.5 BHP (15.3 bkW) 2800-3600 rpm U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Inline 3, 4-Stroke-Cycle Diesel 67 mm (2.64 in) 72 mm (2.83 in) Naturally Aspirated (NA) .762 L (46.5 in³) 23.5:1 Indirect Injection Counterclockwise 2.35-3.05 L (2.48-3.22 qt) 528 mm (20.8 in) 480 mm (18.9 in) 71 kg (156.5 lb) 371 mm (14.6 in)
Cat® C1.1 Diesel Engine 19.1 BHP (14.1 bkW) 28.2 BHP (21 bkW) 2200-3400 rpm U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Inline 3, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) Naturally Aspirated (NA) 1.13 L (69 in³) 23:1 Indirect Injection Counterclockwise 3.4-4.4 L (3.6-4.6 qt) 576 mm (22.7 in) 491 mm (19.33 in) 87 kg (191 lb) 400 mm (15.7 in)
Cat® C1.5 Diesel Engine 28 BHP (20.9 bkW) 40.2 BHP (30 bkW) 2200-3000 rpm U.S. EPA Tier 4 Interim Equivalent Inline 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 90 mm (3.5 in) Naturally Aspirated (NA) or Turbocharged (T) 1.496 L (91 in³) 22.5:1 Indirect Injection Counterclockwise 6 L (6.3 qt) 643 mm (25.3 in) 572 mm (22.5 in) 149-156.5 kg (328-345 lb) 453-512 mm (17.8-20.2 in)
Cat® C1.6 Diesel Engine 33.0 bhp (24.6 bkW) 35.5 bhp (26.5 bkW) 2800 & 3000 rpm U.S. EPA Tier 4 Interim Equivalent Inline 4, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) 1.508 L (92 in³) Naturally Aspirated (NA) 22.9:1 Indirect Injection Counterclockwise 6.5 L (6.9 qt) 591 mm (23.3 in) 420 mm (16.5 in) 576 mm (22.7 in) 106.8 kg (235.5 lb)
Cat® C1.7 Diesel Engine 31.6 bhp (23.6 bkW) 35.0 bhp (26.1 bkW) 2400 & 2600 rpm U.S. EPA Tier 4 Interim Equivalent Inline 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 100 mm (3.9 in) 1.662 L (101.4 in³) Naturally Aspirated (NA) 23.0:1 Indirect Injection Counterclockwise 10.6 L (11.2 qt) 564 mm (22.2 in) 453 mm (17.8 in) 654 mm (25.7 in) 160 kg (353 lb)
Cat® C2.2 Diesel Engine 41.6 BHP (31 bkW) 66.1 BHP (49.3 bkW) 2200-3000 rpm U.S. EPA Tier 4 Interim Equivalent Inline 4, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 100 mm (3.9 in) Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) 2.216 L (135 in³) 23.3:1 Indirect Injection Counterclockwise 10.6 L (11.2 qt) 725 mm (28.5 in) 660-664 mm (26-26.14in) 184-194 kg (406-427.7 lb) 459-531 mm (18.1-21 in)
Cat® C4.4 Diesel Engine 72.4 BHP (54 bkW) 111.3 BHP (83 bkW) 2200-2400 rpm EU Stage IIIA Equivalent (NA). U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent (T, TA) Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 127 mm (5.0 in) Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) 4.4 L (269 in³) 16.2:1 Direct Injection Counterclockwise 11 L (11.6 qt) 775-810 mm (30.5-31.9 in) 663 mm (26.1 in) 291-306 kg (640-674.6 lb) 470-620 mm (18.5-24.4 in)
Cat® C4.4 ACERT™ Diesel Engine 82.5 BHP (61.5 bkW) 142 BHP (106 bkW) 2200 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 127 mm (5.0 in) Turbocharged (T) or Turbocharged Aftercooled (TA) 4.4 L (269 in³) 16.2:1 Direct Injection Counterclockwise 11 L (11.6 qt) 823.5 mm (32.4 in) 631 mm (24.8 in) 360 kg (793.7 lb) 626 mm (24.65 in)
Cat® C6.6 ACERT™ Diesel Engine 119 BHP (89 bkW) 275 BHP (205 bkW) 2200-2500 rpm U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 127 mm (5.0 in) Turbocharged Aftercooled (TA) 6.6 L (402.8 in³) 16.2:1 Direct Injection Counterclockwise 797 mm (31.4 in) 929 mm (36.6 in) 506 kg (1116 lb) 668 mm (26.3 in)
Cat® C7.1 Diesel Engine 150 BHP (112 bkW) 220 BHP (162 bkW) 1950-2200 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage III Equivalent Inline 6, 4-Stroke-Cycle 105 mm (4.13 in) 135 mm (5.3 in) Turbocharged Aftercooled (TA) 7.01 L (427.7 in³) Counterclockwise 797 mm (31.4 in) 929 mm (35.5 in) 506 kg (1115 lb) 668 mm (26.2 in)
Cat® C7 ACERT™ Industrial Diesel Engine 225 BHP (168 bkW) 300 BHP (224 bkW) 1800-2200 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 110 mm (4.33 in) 127 mm (5.0 in) Turbocharged Aftercooled (TA) 7.2 L (442 in³) 16.2:1 Direct Injection Counterclockwise 1032 mm (40.6 in) 1053 mm (41.5 in) 588 kg (1296 lb) 758 mm (29.8 in)
Cat® C9 ACERT™ Industrial Diesel Engine 275 BHP (205 bkW) 375 BHP (280 bkW) 1800-2200 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 112 mm (4.41 in) 149 mm (5.87 in) Turbocharged Aftercooled (TA) 8.8 L (537.01 in³) 16.1:1 Direct Injection Counterclockwise 32 L (33.8 qt) 1023 mm (40.3 in) 1091 mm (43 in) 864 kg (1905 lb) 827 mm (32.6 in)
Cat® C11 ACERT™ Industrial Diesel Engine 325 BHP (242 bkW) 450 BHP (336 bkW) 1800-2100 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 130 mm (5.12 in) 140 mm (5.51 in) Turbocharged Aftercooled (TA) 11.1 L (677.36 in³) 17.2:1 Direct Injection Counterclockwise 1186 mm (46.7 in) 1203 mm (47.4 in) 930 kg (2050 lb) 1054.4 mm (41.5 in)
Cat® C13 ACERT™ Industrial Diesel Engine 385 BHP (287 bkW) 520 BHP (388 bkW) 1800-2100 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent or U.S. EPA Tier 2 Equivalent, EU Stage IIIA Equivalent or EU Stage II Equivalent Inline 6, 4-Stroke-Cycle Diesel 130 mm (5.12 in) 157 mm (6.18 in) Turbocharged Aftercooled (TA) 12.5 L (762.8 in³) 17.3:1 Direct Injection Counterclockwise 1053.8 mm (41.49 in) 1295 mm (50.98 in) 908.4 kg (2002.7 lb) 1186 mm (346.69 in)
Cat® C15 ACERT™ Industrial Diesel Engine 440 BHP (328 bkW) 595 BHP (444 bkW) 1800-2100 rpm China Nonroad III, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 171.4 mm (6.75 in) Turbocharged Aftercooled (TA) 15.2 L (927.56 in³) 18.0:1 Direct Injection Counterclockwise 1226 mm (48.3 in) 48.3 in (1226 mm) 1377 mm (54.2 in) 54.2 in (1377 mm) 1469 kg (3239 lb) 926 mm (36.5 in) 36.2 in (918.6 mm)
Cat® C18 ACERT™ Industrial Diesel Engine 575 BHP (429 bkW) 800 BHP (597 bkW) 1800-2100 rpm China Nonroad III, U.S. EPA Tier 3 equivalent or U.S. EPA Tier 2 equivalent, EU Stage IIIA equivalent, or Non-certified Inline 6, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 183 mm (7.2 in) Turbocharged Aftercooled (TA) 18.1 L (1104.5 in³) 16.3:1 Direct Injection Counterclockwise 1243-1257 mm (48.9-49.5 in) 1388.2-1414 mm (54.6-55.7 in) 1673 kg (3688 lb) 921-974 mm (36.3-38.3 in)
Cat® C27 ACERT™ Industrial Diesel Engine 800 BHP (597 bkW) 1150 BHP (858 bkW) 1800-2100 rpm U.S. EPA Tier 2 Equivalent V-12, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 152.4 mm (6.0 in) Turbocharged Aftercooled (TA) 27.03 L (1649.5 in³) 16.5:1 Direct Injection Counterclockwise 1319 mm (51.9 in) 1917 mm (75.5 in) 2946 kg (6495 lb) 1464 mm (57.6 in)
Cat® C32 ACERT™ 950 BHP (708 bkW) 1350 BHP (1007 bkW) 1800-2100 rpm U.S. EPA Tier 2 Equivalent V-12, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 162 mm (6.38 in) Turbocharged Aftercooled (TA) 32.1 L (1958.9 in³) 16.5:1 Direct Injection Counterclockwise 1319 mm (51.9 in) 1917 mm (75.5 in) 2946 kg (6495 lb) 1479 mm (58.2 in)
Cat® 3512 Industrial Diesel Engine 1020 BHP (761 bkW) 1500 BHP (1119 bkW) 1200-1800 rpm Non-certified V-12, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 51.8 L (3161 in³) 13.0:1 Counterclockwise 310.4 l (327.9 qt) 1720 mm (68 in) 2676 mm (105 in) 6078 kg (13,400 lb) 1703 mm (67 in)
Cat® 3516 Industrial Diesel Engine 1355 BHP (1011 bkW) 2000 BHP (1492 bkW) 1200-1800 rpm Non-certified V-16, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 69 L (4210 in³) 13.0:1 Counterclockwise 401.3 l (424 qt) 1720 mm (68 in) 3366 mm (133 in) 7484 kg (16,499 lb) 1703 mm (67 in)
Cat® 3508B Industrial Diesel Engine 1000 BHP (746 bkW) 1100 BHP (820 bkW) 1800 rpm Non-certified V-8, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 34.5 L (2105 in³) Counterclockwise 1720 mm (68 in) 2462 mm (97 in) 4309 kg (9500 lb) 1703 mm (67 in)
Cat® 3512B Industrial Diesel Engine 1500 BHP (1119 bkW) 1650 BHP (1231 bkW) 1800 rpm Non-certified V-12, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 51.8 L (3158 in³) Counterclockwise 1806 mm (71.1 in) 3067 mm (120.8 in) 6078 kg (13,400 lb) 1785 mm (70.3 in)
Cat® 3512C Industrial Diesel Engine 1500 BHP (1120 bkW) 1500 BHP (1120 bkW) 1800 rpm U.S. EPA Tier 2 Equivalent V-12, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 51.8 L (3158 in³) Counterclockwise 1806 mm (71.1 in) 3067 mm (120.8 in) 6078 kg (13,400 lb) 1785 mm (70.3 in)
Cat® 3516B Industrial Diesel Engine 2000 BHP (1492 bkW) 2200 BHP (1640 bkW) 1800 rpm Non-Certified V-16, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) Turbocharged Aftercooled 69 L (4210 in³) Counterclockwise 1980 mm (78 in) 3008 mm (119 in) 7484 kg (16,500 lb) 1443 mm (57 in)
Cat® 3606 Industrial Diesel Engine 1998 BHP (1490 bkW) 2481 BHP (1850 bkW) 750-1000 rpm Non-certified Inline 6, 4-Stroke-Cycle Diesel 280 mm (11 in) 300 mm (11.8 in) Turbocharged Aftercooled 110.8 L (6764 in³) 13:1 Counterclockwise 2626 mm (103 in) 3988 mm (157 in) 15,680 kg (34,500 lb) 1748 mm (69 in)
Cat® 3608 Industrial Diesel Engine 2787 BHP (2080 bkW) 3300 BHP (2460 bkW) 800-1000 rpm Non-certified Inline 8, 4-Stroke-Cycle Diesel 280 mm (11 in) 300 mm (11.8 in) Turbocharged Aftercooled 147.8 L (9018 in³) Counterclockwise 2626 mm (103 in) 4828 mm (190 in) 19,000 kg (41,800 lb) 1748 mm (69 in)
Cat® 3612 Industrial Diesel Engine 3996 BHP (2980 bkW) 4962 BHP (3700 bkW) 750-1000 rpm Non-certified V-12, 4-Stroke-Cycle Diesel 280 mm (11 in) 300 mm (11.8 in) Turbocharged Aftercooled 221.7 L (13527 in³) Counterclockwise 3231 mm (127 in) 4562 mm (180 in) 25,140 kg (55,300 lb) 1704 mm (67 in)
Cat® 3616 Industrial Diesel Engine 5579 BHP (4160 bkW) 6598 BHP (4920 bkW) 800-1000 rpm Non-certified V 16, 4-Stroke-Cycle Diesel 280 mm (11 in) 300 mm (11.8 in) Turbocharged Aftercooled 295.6 L (18036 in³) Counterclockwise 3231 mm (127 in) 5482 mm (216 in) 29,950 kg (65,900 lb) 1704 mm (67 in)
Cat®3054C Industrial Diesel Engine 69.7 BHP (52 bkW) 130 BHP (97 bkW) 2200-2400 rpm U.S. EPA Tier 2 Equivalent, EU Stage II Equivalent Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 127 mm (5.0 in) Naturally Aspirated (NA), Turbocharged (T) or Turbocharged Aftercooled (TA) 4.4 L (269 in³) 16.2:1 Direct Injection Counterclockwise 11 L (11.6 qt) 775-810 mm (30.5-31.9 in) 663 mm (26.1 in) 291-306 kg (640-674.6 lb) 470-620 mm (18.5-24.4 in)

Industrial Diesel Power Units - Highly Regulated

Model
Cat® C3.4B Industrial Power Unit 100 BHP (74.5 bkW) 115 BHP (86 bkW) 2200 U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. U.S. EPA Tier 4 Interim Equivalent or EU Stage IIIB Equivalent ratings also available using EPA or EU Flex Provisions. In-Line 4, 4-Stroke-Cycle Diesel 99 mm (3.9 in) 110 mm (4.3 in) 3.4 L (207.5 in³) Turbocharged Aftercooled (TA) 17:1 Counterclockwise 1033 mm (40.7 in) 1252 mm (49.3 in) 407 kg (897 lb) 705 mm (27.7 in) 196 mm (7.7 in) 320 mm (12.6 in) 15 kg (33 lb) 251 mm (9.88 in) 20 kg (44 lb) 520 mm (20.47 in)
Cat® C1.1 Industrial Power Unit 19.3 BHP (14.4 bkW) 26.4 BHP (19.7 bkW) 3000 rpm 14.4-18.4 bkW (19-24.7 bhp) meet U.S. EPA Tier 4 Final. Other ratings available for Europe and other regions. Inline 3, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) 1.131 L (69 in³) Naturally Aspirated (NA) 23:1 Counterclockwise 5.21 L (5.5 qt) 4.9 L (5.2 qt) 730 mm (28.7 in) 778 mm (30.6 in) 129 kg (284 lb) 438 mm (17.2 in)
Cat® C1.5 Industrial Power Unit 33.7 BHP (25.1 bkW) 36 BHP (27 bkW) 2800-3000 rpm U.S. EPA Tier 4 Final or EU Stage IIIA Inline 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 90 mm (3.5 in) 1.496 L (91 in³) Naturally Aspirated (NA) 22.5:1 Counterclockwise 5.98 L (6.3 qt) 6 L (6.3 qt) 793 mm (31.2 in) 820 mm (32.3 in) 175 kg (385.8 lb) 497 mm (19.6 in) 13 kg (28.7 lb)
Cat® C2.2 Industrial Power Unit 48.7 BHP (36.3 bkW) 61 BHP (45.5 bkW) 2800-3000 rpm U.S. EPA Tier 4 Interim, EU Stage IIIA Inline 4, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 100 mm (3.9 in) 2.216 L (135 in³) Naturally Aspirated (NA) or Turbocharged (T) 23.3:1 Counterclockwise 6.98 L (7.4 qt) 10.6 L (11.2 qt) 854-973 mm (33.6-38.3 in) 946-973 mm (37.2-38.2 in) 218-228 kg (480-502 lb) 513-590 mm (20.2-23.2 in) 198 mm (7.8 in) 16 kg (35.3 lb)
Cat® C4.4 ACERT™ Industrial Power Unit 100 BHP (74.5 bkW) 173.5 BHP (129.4 bkW) 2200 rpm U.S. EPA Tier 4 Final, EU Stage IV Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 127 mm (5.0 in) 4.4 L (268.5 in³) Turbocharged Aftercooled (TA) or Twin Turbocharged Aftercooled (TTA) 16:2 Counterclockwise 9-9.4 L (8.2-8.5 qt) 5.2-13.5 L (5.5-14.27 qt) 1126-1150 mm (44.3-45.3 in) 1433 mm (56.4 in) 670-700 kg (1477-1543 lb) 795-820 mm (31.3-32.3 in) 244.9-270.3 mm (9.6-10.6 in) 279-430 mm (11-16.9 in) 34-80 kg (75-176.4 lb) 365-695 mm (14.3-27.4 in)
Cat® C7.1 ACERT™ Industrial Power Unit 202 BHP (151 bkW) 275 BHP (205 bkW) 1800-2200 rpm U.S. EPA Tier 4 Final, EU Stage IV Inline 6, 4-Stroke-Cycle Diesel 105 mm (4.13 in) 135 mm (5.3 in) 7.01 L (427.7 in³) Series Turbocharged Aftercooled (TTA) 16.5:1 Counterclockwise 15.2 L (16 qt) 13-16 L (13.7-16.9 qt) 916 mm (36.1 in) 1461 mm (57.5 in) 1000 kg (2204 lb) 1769 mm (69.6 in) 287-337.8 mm (11.3-13.3 in) 618.5-643.9 mm (24.3-25.3 in) 124-134 kg (273.4-295.4 lb) 714.4 mm (28.1 in)
Cat® C9.3 ACERT™ Industrial Power Unit 300 BHP (224 bkW) 400 BHP (298 bkW) 1800-2200 rpm U.S. EPA Tier 4 Final, EU Stage IV Inline 6, 4-Stroke-Cycle-Diesel 115 mm (4.53 in) 149 mm (5.87 in) 9.3 L (567.5 in³) Turbocharged Aftercooled (TA) 17:1 Counterclockwise 64 L (68 qt) 30 L (31.7 qt) 1554-1741 mm (61.2- 68.5 in) 1845-2042 mm (72.6-80.4 in) 1678-1839 kg (3699-4055 lb) 1094-1118 mm (43.1-44 in) 304.8-330.2 mm (12-13 in) 392.21-570 mm (15.44-22.4 in) 130-212 kg (287-467 lb) 714.4-870 mm (28.12-34.25 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C13 ACERT™ Industrial Power Unit 385 BHP (287 bkW) 520 BHP (388 bkW) 1800-2100 rpm U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. Designed to meet proposed EU Stage V Nonroad Emission Standards. Inline 6, 4-Stroke-Cycle Diesel 130 mm (5.12 in) 157 mm (6.18 in) 12.5 L (762.8 in³) Turbocharged Aftercooled (TA) 17:1 Counterclockwise 60.7 L (64.2 qt) 34 L (35.9 qt) 1928-2082 mm (75.9-81.97 in) 2085-2122 mm (82.1-83.5 in) 2085-2304 kg (4596-5080 lb) 1157-1247 mm (45.6-49 in) 330.2 mm (13 in) 451.3-654 mm (17.8-25.7 in) 248-259 kg (547-571 lb) 779.8-1069 mm (30.7-42.1 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 mm (42.8 lb) 287 mm (11.3 in) 547.2 mm (21.5 in) 974.8 mm (38.4 in) 140 kg (308.6 lb) 958.3 mm (37.7 in)
Cat® C15 ACERT™ Industrial Power Unit 475 BHP (354 bkW) 580 BHP (433 bkW) 1800-2100 rpm U.S. EPA Tier 4 Final, EU Stage IV Nonroad Emission Standards. Designed to meet proposed EU Stage V Nonroad Emission Standards. Inline 6, 4-Stroke-Cycle Diesel 137 mm (5.39 in) 171 mm (6.73 in) 15.2 L (927.6 in³) Turbocharged Aftercooled (TA) 17:1 Counterclockwise 26.9 L (28.4 qt) 38-72 L (40-76 qt) 1912-2006 mm (75.3-79 in) 2172-2488 mm (85.5-98 in) 2113-2650 kg (4658-5842 lb) 1180-1229 mm (46.5-48.4 in) 330.2-355.6 mm (13-14 in) 451.3-654 mm (17.8-25.7 in) 180-268 kg (397-590.8 lb) 779.8-1112 mm (30.7-43.8in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C18 ACERT™ Industrial Power Unit 575 BHP (429 bkW) 630 BHP (470 bkW) 1800-2000 rpm U.S. EPA Tier 4 Final, EU Stage IV nonroad emission standards. Designed to meet proposed EU Stage V nonroad emission standards. Inline 6, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 183 mm (7.2 in) 18.1 L (1104.5 in³) Turbocharged Aftercooled (TA) 16:1 Counterclockwise 26.9 L (28.4 qt) 40-74 L (42.3-78.1 qt) 1912-2006 mm (75.3-79 in) 2172-2532 mm (85.5-99.7 in) 2113-2650 kg (4658-5842 lb) 1180-1241 mm (46.5-48.9 in) 330.2 mm (13 in) 468-652 mm (18-25.7 in) 180-268 kg (397-590.8 lb) 762-1112 mm (30-43.8 in) 551 mm (21.7 in) 854 mm (33.6 in) 48.4 L (51.1 qt) 19.42 kg (42.8 lb) 287 mm (11.3 in)
Cat® C3.4B Industrial Power Unit 74 BHP (55.4 bkW) 74 BHP (55.4 bkW) 2200 Meets U.S. EPA Tier 4 Final, EU Stage IIIB nonroad standards In-Line 4, 4-Stroke-Cycle Diesel 99 mm (3.9 in) 110 mm (4.3 in) 3.4 L (207.5 in³) Turbocharged 17:1 Counterclockwise 957 mm (37.6 in) 1242 mm (48.9 in) 359 kg (791.5 lb) 705 mm (27.7 in) 149 mm (5.8 in) 509 mm (20 in) 509 mm (20 in)

Industrial Diesel Power Units - Lesser Regulated & Non-Regulated

Model
Cat® 3516C Industrial Power Unit 2100 BHP (1566 bkW) 2100 BHP (1566 bkW) 1750 rpm U.S. EPA Tier 2 Nonroad equivalent emission standards (not currently EPA certified) V-16, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 215 mm (8.5 in) 78 L (4760 in³) Turbocharged Aftercooled 13.0:1 Counterclockwise 401.3 l (424 qt) 2062 mm (81 in) 3278 mm (129 in) 7840 kg (17,284 lb) 1530 mm (60 in)
Cat® C6.6 ACERT™ Industrial Power Unit 173.7 BHP (129.5 bkW) 225 BHP (168 bkW) 2200 rpm U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 127 mm (5.0 in) 6.6 L (402.8 in³) Turbocharged Aftercooled (TA) 16.2:1 Direct Injection Counterclockwise 1144 mm (45 in) 1708 mm (67.23 in) 709 kg (1563 lb) 767 mm (30.2 in)
Cat® C9 ACERT™ Industrial Power Unit 275 BHP (205 bkW) 350 BHP (261 bkW) 1800-2200 rpm China Stage II, U.S. EPA Tier 2 Equivalent or U.S. EPA Tier 3 Equivalent, EU Stage II Equivalent or EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 112 mm (4.41 in) 149 mm (5.87 in) 8.8 L (537 in³) Turbocharged Aftercooled (TA) 16.3:1 Counterclockwise 44 L (46.5 qt) 32 L (33.8 qt) 2008.1 mm (79.06 in) 2174.4 mm (85.81 in) 1490 kg (3285 lb) 987.8 mm (38.89 in)
Cat® C11 ACERT™ Industrial Power Unit 325 BHP (242 bkW) 385 BHP (287 bkW) 1800-2100 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 130 mm (5.1 in) 140 mm (5.5 in) 11 L (677 in³) Turbocharged Aftercooled (TA) 17.2:1 Counterclockwise 14.2 L (15 qt) 1186 mm (46.7 in) 1203 mm (47.4 in) 1692 kg (3730 lb) 1054 mm (41.5 in)
Cat® C13 ACERT™ Industrial Power Unit 385 BHP (287 bkW) 440 BHP (328 bkW) 1800-2100 China Stage II, U.S. EPA Tier 2 Equivalent or U.S. EPA Tier 3 Equivalent, EU Stage II Equivalent or EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 130 mm (5.1 in) 157 mm (6.2 in) 12.5 L (763 in³) Turbocharged Aftercooled (TA) 17:1 Direct Injection Counterclockwise 14.2 L (15 qt) 1054 mm (41.5 in) 1295 mm (50.9 in) 1692 kg (3730 lb) 1186 mm (46.7 in)
Cat® C15 ACERT™ Industrial Power Unit 440 BHP (328 bkW) 540 BHP (403 bkW) 1800-2100 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 171.4 mm (6.75 in) 15.2 L (927.56 in³) Turbocharged Aftercooled (TA) 18:1 Counterclockwise 2629.5 mm (103.5 in) 2447.7 mm (96.4 in) 2055 kg (4531.5 lb) 1316.6 mm (51.8 in)
Cat®C18 ACERT™ Industrial Power Unit 575 BHP (429 bkW) 630 BHP (470 bkW) 1800-2100 China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent or Non-Certified Inline 6, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 183 mm (7.2 in) 18.1 L (1104.53 in³) Turbocharged Aftercooled (TA) 16.3:1 Counterclockwise 1243 mm (48.9 in) 1388 mm (54.6 in) 2197.1 kg (4843.7 lb) 921 mm (36.3 in)
Cat® C4.4 Industrial Power Unit 81.8 BHP (61 bkW) 108.6 BHP (81 bkW) 2200 rpm U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 127 mm (5.0 in) 4.4 L (268.5 in³) Turbocharged (T) 18.2:1 Direct Injection Counterclockwise 964 mm (38 in) 1260 mm (49.6 in) 465 kg (1025 lb) 734 mm (28.9 in)
Cat® C4.4 ACERT™ Industrial Power Unit 129.4 BHP (96.5 bkW) 129.4 BHP (96.5 bkW) 2200 rpm U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 4, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 127 mm (5.0 in) 4.4 L (268.5 in³) Turbocharged Aftercooled (TA) 16.2:1 Direct Injection Counterclockwise 963 mm (37.9 in) 1358 mm (53.5 in) 520 kg (1146 lb) 749 mm (29.5 in)
Cat® C7 ACERT™ Industrial Power Unit 225 BHP (168 bkW) 275 BHP (205 bkW) 2200 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent Inline 6, 4-Stroke-Cycle Diesel 110 mm (4.33 in) 127 mm (5.0 in) 7.2 L (442 in³) Turbocharged Aftercooled (TA) 17:1 Counterclockwise 1986.3 mm (78.2 in) 2029.5 mm (79.9 in) 1250 kg (2756 lb) 974.8 mm (38.4 in)
Cat® C1.1 Industrial Power Unit 24 BHP (17.9 bkW) 24 BHP (17.9 bkW) 3000 rpm U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. Inline 3, 4-Stroke-Cycle Diesel 77 mm (3.03 in) 81 mm (3.19 in) 1.131 L (69 in³) Naturally Aspirated (NA) 23:1 Counterclockwise 5.21 L (5.5 qt) 4.9 L (5.2 qt) 730 mm (28.7 in) 778 mm (30.6 in) 129 kg (284 lb) 438 mm (17.2 in)
Cat® C1.5 Industrial Power Unit 32.5 BHP (24.2 bkW) 32.5 BHP (24.2 bkW) 3000 rpm U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIA Equivalent Inline 3, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 90 mm (3.5 in) 1.496 L (91 in³) Naturally Aspirated (NA) 22.5:1 Counterclockwise 5.98 L (6.3 qt) 6 L (6.3 qt) 793 mm (31.2 in) 820 mm (32.3 in) 175 kg (385.8 lb) 497 mm (19.6 in)
Cat® C2.2 Industrial Power Unit 50 BHP (37.3 bkW) 65.9 BHP (49.2 bkW) 2800-3000 rpm. U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIA Equivalent Inline 4, 4-Stroke-Cycle Diesel 84 mm (3.3 in) 100 mm (3.9 in) 2.216 L (135 in³) Naturally Aspirated (NA), Turbocharged (T), or Turbo Aftercooled (TA) 23.3:1 Counterclockwise 6.98 L (7.4 qt) 10.6 L (11.2 qt) 854-973 mm (33.62-38.3 in) 946-973 mm (37.24-38.3 in) 218-228 kg (480-502 lb) 513-590 mm (20.3-23.23 in)
Cat® C7.1 ACERT™ Industrial Power Unit 156 BHP (116 bkW) 275 BHP (205 bkW) 116-205 bkW/156-275 bhp @ 2200 rpm, 129 bkW/173 bhp @ 2500 rpm China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent. Designed to meet China Stage III emission standards. Inline 6, 4-Stroke-Cycle Diesel 105 mm (4.1 in) 135 mm (5.3 in) 7.01 L (427.7 in³) Turbocharged Aftercooled (TA) 16.8:1 Direct Injection Counterclockwise 1140 mm (44.8) 1728 mm (68 in) 788 kg (1737 lbs) 788 mm (31 in)

Diesel Fire Pumps - Highly & Lesser Regulated

Model
Cat® C18 ACERT™ Diesel Fire Pump 600 BHP (447 bkW) 800 BHP (597 bkW) 1500-2100 rpm U.S. EPA Tier 3, Tier 2 or Non-certified emission standards for stationary emergency fire pump engines. FM Approved, UL Listed Inline 6, 4-Stroke-Cycle Diesel 145 mm (5.71 in) 183 mm (7.2 in) 18.1 L (1104.53 in³) Turbocharged Aftercooled (TA) 16.3:1 Counterclockwise 1379.6 mm (54.3 in) 1889 mm (74.37 in) 1953 kg (4306 lb) 1081.7 mm (42.6 in)
Cat® 3412C Fire Pump 638 BHP (476 bkW) 739 BHP (551 bkW) 1750-2100 rpm Non-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed V-12, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 152.4 mm (6.0 in) 27 L (1648 in³) Turbocharged Aftercooled (TA) 14.5:1 Counterclockwise 1413.2 mm (55.6 in) 1999.8 mm (78.7 in) 2579 kg (5686 lb)
Cat® 3406C Fire Pump Engine 292 BHP (218 bkW) 482 BHP (359 bkW) 1750-2300 rpm Non-Certified. Available for global non-regulated areas. FM Approved, UL Listed Inline 6, 4-Stroke-Cycle Diesel 137.2 mm (5.4 in) 165.1 mm (6.5 in) 14.6 L (893 in³) Turbocharged Aftercooled 14.5:1 Counterclockwise 32.2 L (34 qt) 34.1 L (36 qt)
Cat® 3508 Fire Pump 950 BHP (709 bkW) 1065 BHP (794 bkW) 1460-1750 rpm Non-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed V-8, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) 34.5 L (2105 in³) Turbocharged Aftercooled (TA) 13.0:1 Counterclockwise 1902.4 mm (74.9 in) 2350.4 mm (92.5 in) 5355 kg (11805 lb)
Cat® 3512 Fire Pump 1430 BHP (1066 bkW) 1600 BHP (1193 bkW) 1460-1750 rpm Non-Certified. Available for global non-regulated areas. Not FM Approved. Not UL Listed V-12, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) 34.5 L (2105 in³) Turbocharged Aftercooled (TA) 13.0:1 Counterclockwise 1743.1 mm (68.6 in) 2890.4 mm (113.8 in) 6350 kg (13999 lb)
Cat® 3516 Fire Pump 1900 BHP (1417 bkW) 1985 BHP (1480 bkW) 1460-1750 rpm Non-Certified. Available for global non-regulated areas. Not FM Approved. Not UL Listed V-16, 4-Stroke-Cycle Diesel 170 mm (6.7 in) 190 mm (7.5 in) 69 L (4210 in³) Turbocharged Aftercooled (TA) 13.0:1 Counterclockwise 1902.4 mm (74.9 in) 3730.4 mm (146.9 in) 8074 kg (17800 lb)

Gas Engines

Model
Cat® G3304 Industrial Gas Engine 95 BHP (71 bkW) 95 BHP (71 bkW) 1800 rpm 121 mm (4.75 in) 152 mm (6.0 in) 7.0 L (425 in³) Naturally Aspirated (NA) Engine - Continuous 1170 mm (46 in) 1158 mm (46 in) 757 kg (1670 lb) 744 mm (29 in)
Cat® G3306 Industrial Gas Engine 145 BHP (108 bkW) 211 BHP (157 bkW) 1800 rpm 121 mm (4.75 in) 152 mm (6.0 in) 10.5 L (638 in³) Turbocharged Aftercooled (TA) Engine - Continuous 1261 mm (50 in) 1539 mm (60 in) 948 kg (2090 lb) 978 mm (38 in)
Cat® G3406 Industrial Gas Engine 215 BHP (160 bkW) 325 BHP (215 bkW) 1800 rpm 137 mm (5.4 in) 165 mm (6.5 in) 14 L (893 in³) Naturally Aspirated (NA), Turbocharged Aftercooled (TA) Engine - Continuous 1433 mm (56 in) 1934 mm (76 in) 1362 kg (3000 lb) 1270 mm (50 in)
Cat® G3408 Industrial Gas Engine 255 BHP (190 bkW) 425 BHP (317 bkW) 1500 & 1800 rpm 137 mm (5.4 in) 152 mm (6.0 in) 18 L (1099 in³) Naturally Aspirated (NA), Turbocharged Aftercooled (TA) Engine - Continuous 1758 mm (69.2 in) 1756 mm (69.1 in) 2245 kg (4950 lb) 1563 mm (61.5 in)
Cat® G3412 Industrial Gas Engine 600 BHP (448 bkW) 637 BHP (475 bkW) 1800 rpm 137 mm (5.4 in) 152 mm (6.0 in) 27 L (1649³) Turbocharged Aftercooled (TA) Engine - Continuous 1960 mm (77 in) 2442 mm (96 in) 2141 kg (4720 lb) 1598 mm (63 in)
Cat® G3508 Industrial Gas Engine 524 BHP (391 bkW) 690 BHP (514 bkW) 1200-1400 rpm 170 mm (6.7 in) 190 mm (7.5 in) 34.5 L (2105 in³) Turbocharged Aftercooled (TA) Engine - Continuous 2131 mm (84 in) 2522 mm (99 in) 3941 kg (8688 lb) 2014 mm (79 in)
Cat® G3512, G3512B Industrial Gas Engine 790 BHP (589 bkW) 1035 BHP (772 bkW) 1200-1400 rpm 170 mm (6.7 in) 190 mm (7.5 in) 51.8 L (3158 in³) Turbocharged Aftercooled (TA) Engine - Continuous 2136 mm (84.1 in) 3023 mm (119 in) 4950 kg (10913 lb) 2220 mm (87.4 in)
Cat® G3516, G3516B Industrial Gas Engines 660 BHP (492 bkW) 1380 BHP (1209 bkW) 1200-1400 rpm 170 mm (6.7 in) 190 mm (7.5 in) 69 L (4211 in³) Naturally Aspirated (NA), Turbocharged Aftercooled (TA) Engine - Continuous 2286 mm (90 in) 3400 mm (133 in) 8401 kg (18520 lb) 1844 mm (73 in)
Cat® G3520, G3520B Industrial Gas Engine 1480 BHP (1104 bkW) 1725 BHP (1286 bkW) 1200-1400 rpm 170 mm (6.7 in) 190 mm (7.5 in) 86.3 L (5263 in³) Engien - Continuous 2385 mm (94 in) 4180 mm (164 in) 11168 kg (24622 lb) 1755 mm (69 in)

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