IndustrialNon-Current
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.
Units:
| Model | Maximum Power | Maximum Torque | Emissions |
|---|---|---|---|
| C1.7 | —40.2 hp30 kW | —92 lb-ft @ 1800 rpm125 Nm @ 1800 rpm | U.S. EPA & CARB Tier 4 Final |
| C2.2 | —48 hp36 kW | —122 lb-ft @ 1800 rpm165 Nm @ 1800 rpm | U.S. EPA & CARB Tier 4 Final |
| C3.4B, Less than 56 kW (75 hp) | —74.3 hp55.4 kW | — | U.S. EPA Tier 4 Final, |
| C3.4B, Greater than 56 kW (75 hp) | —121 hp90 kW | — | U.S. EPA Tier 4 Final |
| C4.4 | —173.5 hp129.4 kW | —553 lb-ft @ 1400 rpm750 Nm @ 1400 rpm | U.S. EPA & CARB Tier 4 Final |
| C9.3 | —400 hp298 kW | —1268 lb-ft @ 1400 rpm1719 Nm @ 1400 rpm | U.S. EPA Tier 4 Final |
| C6.6 | —173.5 hp129.4 kW | — | U.S. EPA Tier 4 Interim Equivalent |
| C13 | —520 hp388 kW | —1756 lb-ft @ 1400 rpm2381 Nm @ 1400 rpm | U.S. EPA Tier 4 Final |
| C1.7 | —35 hp26.1 kW | — | U.S. EPA Tier 4 Interim Equivalent |
| C6.6 | —275 hp205 kW | — | U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| C9 | —375 hp280 kW | —1230 lb-ft @ 1400 rpm1668 Nm @ 1400 rpm | China Nonroad Stage III, Brazil MAR-1, UN ECE R96 Stage IIIA, U.S. EPA Tier 3 |
| Model | Maximum Power | Maximum Torque | Emissions |
|---|---|---|---|
| C1.1 | —24.7 hp19.3 kW | —47.6 lb-ft @ 2100 rpm64.6 Nm @ 2100 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. |
| C1.5 | —36 hp27 kW | —69.6 lb-ft @ 1800 rpm94.4 Nm @ 1800 rpm | U.S. EPA Tier 4 Final or EU Stage IIIA |
| C2.2 | —61 hp45.5 kW | —143.8 lb-ft @ 1800 rpm195 Nm @ 1800 rpm | U.S. EPA Tier 4 Interim, EU Stage IIIA |
| C3.4B, Less than 56 kW (75 hp) | —74 hp55.4 kW | —234.5 lb-ft @ 1600 rpm318 Nm @ 1600 rpm | U.S. EPA Tier 4 Final |
| C3.4B, Greater than 56 kW (75 hp) | —115 hp86 kW | —310 lb-ft @ 1400 rpm420 Nm @ 1400 rpm | U.S. EPA Tier 4 Final |
| C3.4B, Greater than 56 kW (75 hp) | —115 HP86 kW | — | 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. |
| C9.3 | —400 hp298 kW | — | U.S. EPA Tier 4 Final |
| C13 | —520 hp388 kW | — | U.S. EPA Tier 4 Final, EU Stage V, Japan 2014 and Korea Tier 4 Final emissions standards |
| C1.1 | —24 hp17.9 kW | —47.6 lb-ft @ 2100 rpm64.6 Nm @ 2100 rpm | U.S. EPA Tier 4 Interim Equivalent. Nonroad engines less than 19 kW (25 hp) are not currently subject to EU emission standards. |
| C1.5 | —32.5 hp24.2 kW | —69.6 lb-ft @ 1800 rpm94.4 Nm @ 1800 rpm | U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIA Equivalent |
| C2.2 | —65.9 hp49.2 kW | —143.8 lb-ft @ 1800 rpm195 Nm @ 1800 rpm | U.S. EPA Tier 4 Interim Equivalent, EU Stage IIIA Equivalent |
| C6.6 | —225.3 hp168 kW | — | U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| C7 | —275 hp205 kW | — | China Stage II, U.S. EPA Tier 3 Equivalent, EU Stage IIIA Equivalent |
| C9 | —350 hp261 kW | — | 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 |
| C9 | —350 hp261 kW | — | 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 |
| Model | Maximum Power | Emissions | Rated Speed |
|---|---|---|---|
| 3412C | —739 hp551 kW | Non-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed | 1750-2100 rpm |
| Model | Bore | Stroke | Displacement |
|---|---|---|---|
| G3304 | 121 mm (4.75 in) | 152 mm (6.0 in) | 7.0 L (425 in³) |
| G3306 | 121 mm (4.75 in) | 152 mm (6.0 in) | 10.5 L (638 in³) |
| G3406 | 137 mm (5.4 in) | 165 mm (6.5 in) | 14 L (893 in³) |
| G3408 | 137 mm (5.4 in) | 152 mm (6.0 in) | 18 L (1099 in³) |
| G3412 | 137 mm (5.4 in) | 152 mm (6.0 in) | 27 L (1649³) |
| G3508/G3508B | 170 mm (6.7 in) | 190 mm (7.5 in) | 34.5 L (2105 in³) |
| G3512/G3512B | 170 mm (6.7 in) | 190 mm (7.5 in) | 51.8 L (3158 in³) |
| G3516/G3516B | 170 mm (6.7 in) | 190 mm (7.5 in) | 69 L (4211 in³) |
| G3520/G3520B | 170 mm (6.7 in) | 190 mm (7.5 in) | 86.3 L (5263 in³) |