The Caterpillar C27 engine line groups 3 variant designations. Parts and fitment are pooled here so a cross-reference found on one variant surfaces for the whole family.
| Part # | Description | Category |
|---|---|---|
| 101564109 | Air Shutoff | Air filter |
| 1U-5490 | Hydrosolv 4165 liquid cleaner, 19 L (5 US gallon) | Fluid |
| 2S-3230 | Bearing Lubricant (grease) | Fluid |
| 5N-5561 | Silicone Lubricant | Fluid |
| 01908191 | Overspeed | Service part / kit |
| 101147116 | Engine Operation with Active Diagnostic Codes | Service part / kit |
| 101154196 | Engine Operation with Intermittent Diagnostic Codes | Service part / kit |
| 101233590 | Before Starting Engine | Service part / kit |
| 101446865 | Diagnostic Lamp | Service part / kit |
| 101646248 | After Starting Engine | Service part / kit |
| 102308903 | Starting with Jump Start Cables | Service part / kit |
| 102327037 | Starting the Engine (EMCP II and EMCP II+ (If Equipped)) | Service part / kit |
| 102512380 | Fault Logging | Service part / kit |
| 108-1760 | Ball Bearing (frame 321 BC) | Service part / kit |
| 108-1761 | Ball Bearing (frame 322 BC) | Service part / kit |
| 139-0349 | Bearing (Roller Bearing) | Service part / kit |
| 139-0350 | Bearing (Roller Bearing) | Service part / kit |
| 154-3032 | Ball Bearing (frame 326 BC) | Service part / kit |
| 174-6854 | Hydrosolv 100 liquid cleaner, 19 L (5 US gallon) | Service part / kit |
| 241-4644 | Bearing (frame 320 BC / LC7) | Service part / kit |
| 243-5220 | Bearing (frame 315 BB) | Service part / kit |
| 253-9789 | Bearing (frame 1400 FR) | Service part / kit |
| 261-3545 | Bearing (frame 307 BB) | Service part / kit |
| 262-5921 | Bearing (frame 307 BC) | Service part / kit |
| 263-0161 | Bearing (frame 309 BC) | Service part / kit |
| 301108737 | Cold Weather Starting | Service part / kit |
| 311-0843 | Ball Bearing (frame 1800 FR) | Service part / kit |
| 311-0844 | Ball Bearing (frame 1600 FR) | Service part / kit |
| 5N-4478 | Coupling plate assembly | Service part / kit |
| 5N-4479 | Shim 0.8 mm for coupling plate | Service part / kit |
| 5N-4685 | Varnished cambric tape 15000V | Service part / kit |
| 5N-4686 | Vinyl plastic electrical tape | Service part / kit |
| 5P-2448 | Ball Bearing (frames 580/590) | Service part / kit |
| 6Y-3955 | Ball Bearing (frame 450) | Service part / kit |
| 6Y-6488 | Ball Bearing (frame 597) | Service part / kit |
| 9S-3263 | Thread lock | Service part / kit |
| CR1-CR6 | Diodes in bridge rectifier circuit | 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.
Leads compiled from supplier catalogs across the family’s variants; verify the exact part for your variant and serial number.