| Part Number | 187178 |
| Previous Version | 179602, 187178R, 187196, 187196R, 193471, 193471R |
| OE number | 1W3897, 1W4048, 0R5760, 479602 1W-3897 |
| Description | Generator Set, Earth Moving |
| CHRA | 193460 (310115, 159135, 193460, 178015R, 159135R, 193460R, 0R5889, 4N7601, 159135, 6N6526, 6N929, 6N0929, 459135, 478015, 493460) |
| Turbo Model | 4MFW-731 |
| Engine | 3408 |
| Prefix | 3RL, 01Z, 03Z, 75V, 28V, 67U, 78Z, 99U, DLA, 38S, 60M, 81Z, 1LG, 1LG, 28V, 2BG, 2BG, 67U, 78Z, 99U, 9TD, 9TD, 1TS, 67U, 78Z, 99U, 38S, 60M, 81Z, 9PW, 25W, 25W, 26W, 27W, 99X, 02X,01X, 3BJ, 7BR, 92Z, 50W, 2LD, 4RD, 3TK, TAM |
| Displacement | 18.0L, 1800 ccm |
| Fuel | Diesel |
| Equip | 705152-0003, 705152-0007 |
| Cold Planer | PM-565 |
| Generator Set Engine | 3408B |
| Wheel-Tractor-Scraper | 631D, 633D, 637D, 639D |
| Wheel Dozer | 834S, 834U, 834B |
| S/N | 48W34817-99999, 48W13030-Up, 48W12524 TO 12527,12529 TO 12531 AND 48W12533-UP |
| Bearing Housing | 158542 (0R5408, 4N8124)(158519)(Oil Cooled) |
| Turbine Wheel | 188800 (0R5387, 4N7594)(Ind. 94.54 mm, Exd. 110.38 mm, 12 Blades) |
| Comp. Wheel | 183900 (4N7599, 7N7723)(Ind. 83.9 mm, Exd. 122. mm, 7+7 Blades, Flatback) |
| Back plate | 197651 (51135, 5S4556, 142066, 49162-22500, 52321523000, 52321523001, 143044-0000)(1250403300) |
| Heat shield Number | 158527 (4N7596, 443768-0003) |
| Repair Kit | 318350 (183216, 311603, 318357, 6N7245, 2W0725, 188201-0000, 3545431, 183211)(1250040751, 5000020007) |
| Turbine Housing | 187026 (1W3898) |
| Compressor Cover | 156186 (4N8123) |
| Turbine Housing AR | 5.50 |
| Gasket (oil outlet) | 210018 (210018-0000, 129120, 409267-0002, 201048, 157602, 3037537, 3709738, 3500682, 201048, 1S4810, 9988, 9738, 3519763)(1900000025) |
| Gasket turbine inlet (twin flow) | 409038-0001 (409038-0000, 210835-0000, 210017-0000, 3500683, 202873, 205396, 9749, 1S4295, 132040, 7M7273)(1900000003) |
| Gasket (oil inlet) | 210019 (201049, 9737, 1S6595, 409266-0003, 3819900, 409266-0004, 210019-0000, 201049, 129119, 409266-0003)(1900000035) |
| Gasket Kit | 318417 (3534521, 3580526) |
| NOTE | Interchangeable with 193471 |
| Manufacturer | Borg Warner - 3K - Schwitzer |
Caterpillar
SUPART Caterpillar Earth Moving, Generator Set 4MFW-731 Turbo 187178
Applications
1974-05 Caterpillar Machine Engine, Generator Set, Dozer/Scraper with 3408, 3408C, 3408E Engine
