The Caterpillar C175-16 is a 85 L 16-cylinder ta engine rated at 1200 rpm, producing up to 2536 kW. It powers generator sets from Caterpillar, including the 793, DM8706 and DM8725. It holds 303.5 L (80.2 gal) of coolant.
Also known as: Caterpillar C175-16
Part of the Caterpillar C175 engine family — 3 variants share parts & fitment.
| Coolant capacity | 303.5 L |
|---|---|
| Displacement | 85.0 L |
| Cylinders | 16 |
| Aspiration | TA |
| Rated speed | 1200 rpm |
| Gross power | 2536 kW |
| Type | Item | Value | Unit | Condition |
|---|---|---|---|---|
| Other | Gross Input Torque (TH55-E70) | 12 667 | N•m (9350 lb-ft) | |
| Other | Gross Input Torque (TH55-E90) | 12 677 | N•m (9350 lb-ft) | |
| Other | Rating condition (diesel 7 L and higher) | 99 kPa (29.31 in Hg) dry barometer, 25°C (77°F) | SAE J1995 inlet air standard | |
| Other | Rating condition (diesel up to 6.6 L) | 100 kPa (29.5 in Hg) total barometric pressure, 1 kPa (.295 in Hg) vapor pressure, 25°C (77°F) | ISO/TR14396 inlet air standard | |
| Other | Rating condition (gas) | 100 kPa (29.61 in Hg) and 25°C (77°F) | SAE J1349 standard | |
| Other | Stall Torque Ratio (TH55-E70) | 2.23 | ||
| Other | Stall Torque Ratio (TH55-E90) | 2.23 | ||
| Pressure | WS255 pump plunger load | 238,000 | lb (107,960 kg) | |
| Pressure | WS273XD pump plunger load | 275,000 | lb (124 738 kg) | |
| Pressure | WS305XD pump plunger load | 250,000 | lb (113 398 kg) | |
| Speed | Maximum Input Speed (TH55-E70/TH55-E90 transmissions) | 1970 | rpm | |
| Speed | Rated Input Speed (TH55-E70/TH55-E90 transmissions) | 1900 | rpm | |
| Torque | Bearing Nut Torque (129-3253 Spanner Socket, 121-9871 Bearing Nut) | 2375 | N·m | |
| Torque | Bearing Nut Torque (129-3254 Spanner Socket, 119-3711 Bearing Nut) | 2375 | N·m | |
| Torque | Locknut torque (260-0626 Spanner Socket Assembly, 1T-0229 High Torque Locknut) | 985 | N·m | |
| Torque | Solenoid nut torque (FT3198 Solenoid Tool, 352-2733 solenoid) | 3.75 | Nm | +/- .75 |
| Torque | Tightening torque for 369-5916 Lifting Eyebolt (M12 Hex Bit) | 115 | N·m | |
| Torque | Working torque capacity of locknut spanner wrenches (126-6608 / 126-6609) | 950 | N·m |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Coolant | SCAC cooling / jacket water | Generator temperature rise based on a 40 degree C ambient per NEMA MG1-32. | |||
| Engine oil | EPA 2D 89.330-96 (fuel reference, Diesel <6.6 L, density 0,845-0,850 kg/L a 15 °C) | Reference condition only, not a lubricant recommendation | |||
| Engine oil | Lubricating oil | 675.0 L | Sump refill with filter; integral lube oil cooler, gear type lube oil pump | ||
| Fuel | 35° API, LHV 42 780 kJ/kg (18,390 Btu/lb), density 838,9 g/L (Diesel ≥7 L rating condition) | Reference fuel for Diesel rating conditions | |||
| Fuel | 35 API gravity | LHV of 42 780 kJ/kg (18,390 Btu/lb) at 29 C (85 F), weighing 838.9 g/liter (7.001 lbs/U.S. gal.) | |||
| Fuel | 35° API gravity, LHV 42 780 kJ/kg (18,390 btu/lb) | SAE J1995 | Diesel engines 7 liter and higher; used at 29°C (84.2°F) with density 838.9 g/L | ||
| Fuel | EPA 2D 89.330-96 | EPA 2D 89.330-96 | Diesel engines up to 6.6 liter; density 0.845-0.850 kg/L @ 15°C (59°F); fuel inlet temperature 40°C (104°F) | ||
| Fuel | No. 2 diesel fuel, 35º API gravity | LHV 42 780 kJ/kg (18,390 Btu/lb) | Weighing 838.9 g/liter (7.001 lbs/U.S. gal.), used at 29º C (85º F). Consult Cat dealer for Low Sulfur fuel and Biodiesel capability. | ||
| Fuel | dry natural gas, LHV 35.54 MJ/Nm3 (905 btu/ft3) | Gas ratings based on SAE J1349 standard conditions of 100 kPa (29.61 in Hg) and 25°C (77°F) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
Tools: 207-3440 Loading Mandrel, 207-3442 Ring Pusher, 207-3444 Seal Sizer, 8F-8178 Bolt
Tools: 8T-5243 Adapter Group, 7B-2499 Ring, 6H-4158 Pin, 5F-9306 Arm, 8S-9975 Ram Adapter, 9S-8900 Cylinder Group
Tools: 174-5354 STOR Plug Assembly, 134-2562 Guides, 9S-9334 Plugs, 6N-9155 Pin
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| 378-3022 | Radial Seal Air Filter Retrofit Kits For Select Large Mining Trucks | Air filter |
| 150-ampere | Brushless Alternator | Alternator |
| C175-16 | Engine Model | Engine model |
| 205645 | Fuel Water Separator | Fuel water separator |
| 5P-7277 | Voltage Tester | Service part / kit |
| LEPW0006-02 | C175-16 | Service part / kit |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The Caterpillar C175-16 has a displacement of 85.0 liters with 16 cylinders.
The Caterpillar C175-16 powers 9 generator set(s), including Caterpillar 793, Caterpillar C175-16, Caterpillar DM8706, Caterpillar DM8725, Caterpillar DM8726.