Engine
| Displacement | 3.7 L |
|---|---|
| Cylinders | 6 |
| Aspiration | Variable Speed |
| Rated speed | 1800 rpm |
| Oil capacity | 5.7 L |
Parts
34| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 12405 | Spark plug | 6 | Spark plug | eBay $47.99 KuduParts $37.00 |
| 12A227 | Crankshaft Sensor Ignition Pulse Ring | 1 | Sensor | Amazon eBay |
| 12A699 | Knock Sensor (KS) | 1 | Sensor | buy |
| 4E856 | Thermostat housing assembly o-ring seal | 1 | Seal | buy |
| 6A228 | Accessory drive belt tensioner | 1 | Belt | buy |
| 6B209 | Accessory drive belt tensioner | 1 | Belt | Amazon eBay |
| 6B288 | Camshaft Position (CMP) sensor | 4 | Sensor | Amazon eBay |
| 6G004 | Cylinder Head Temperature Sensor (CHT) | 1 | Sensor | buy |
| 8A528 | Coolant pump pulley | 1 | Pump | buy |
| 8A566 | Thermostat housing assembly | 1 | Thermostat | buy |
| 8A571 | Thermostat housing assembly o-ring seal | 1 | Seal | buy |
| 9N455 | Exhaust manifold gasket shield | 2 | Gasket | buy |
| CYFS-12F-5 | Spark Plug | Spark plug | Amazon eBay $36.96 FridayParts $19.50 | |
| 1040030 | CSG637 SERVICE MANUAL EDI | Service part / kit | Amazon eBay | |
| 1040040 | CSG637 PART LIST EDI | Service part / kit | Amazon eBay | |
| 12A375 | Ignition coil-on-plug | 6 | Service part / kit | buy |
| 6A338 | Front Main Bearing Cap (Part of 6010) | 4 | Service part / kit | Amazon eBay |
| 6A341 | Crankshaft upper thrust outer washer | 2 | Service part / kit | buy |
| 6A642 | Engine oil cooler | 1 | Service part / kit | buy |
| 6B274 | LH lower timing chain guide | 1 | Service part / kit | buy |
| 6B297 | Camshaft variable camshaft timing (VCT) oil control solenoid | 4 | Service part / kit | buy |
| 6C256 | Secondary timing chain | 2 | Service part / kit | buy |
| 6C270 | Secondary timing chain tensioner | 2 | Service part / kit | buy |
| 6C524 | Intake camshaft variable valve timing (VVT) unit | 2 | Service part / kit | buy |
| 6C525 | Exhaust camshaft VVT unit | 2 | Service part / kit | buy |
| 6K255 | Primary timing chain tensioner arm | 1 | Service part / kit | buy |
| 6K271 | RH valve cover | 1 | Service part / kit | buy |
| 6K273 | LH valve cover | 1 | Service part / kit | buy |
| 6K297 | LH upper primary timing chain guide | 1 | Service part / kit | Amazon eBay |
| 6K302 | Crankshaft Thrust Washer (Lower) | 1 | Service part / kit | Amazon eBay |
| 6K602 | Valve train oil feed tube | 2 | Service part / kit | buy |
| 6K868 | Piston oil cool valve | 6 | Service part / kit | buy |
| 6L266 | Primary timing chain tensioner | 1 | Service part / kit | Amazon eBay |
| 9Y427 | Exhaust manifold heat shield | 2 | Service part / kit | buy |
Service & wear parts shared with every machine that uses this engine. Confirm the exact part for your serial number.
Aftermarket parts that fit this loader
213E-7278 FridayParts $55.99 105-2813 FridayParts $155.56 105-2814 FridayParts $155.56 0R-9274 FridayParts $155.56 4N-0313 KuduParts $35.00 FridayParts $37.00 9T3370 FridayParts $406.30 078-7331 FridayParts $68.41 2M-2858 FridayParts $68.41 6Y-0859 FridayParts $73.29 1W-0613 KuduParts $38.00 FridayParts $40.00 3Y-2511 FridayParts $143.59 116-2830 FridayParts $316.56 3-Year FridayParts $11.99 221-5250 FridayParts $37.25 105-8070 FridayParts $49.99 CA9P-7121 KuduParts $28.00 9P7121 KuduParts $28.00 FridayParts $29.85 CA1M7250 KuduParts $18.00 1M7250 eBay $19.48 KuduParts $18.00 FridayParts $19.90 CA1662334 KuduParts $57.00 1662334 KuduParts $57.00 FridayParts $59.00
Parts listed by aftermarket suppliers as fitting this loader — leads compiled from supplier catalogs; verify the exact part for your serial number.
Common questions
What engine is in the Caterpillar 939C?
The Caterpillar 939C loader is powered by the Ford CSG637 engine.
About
Caterpillar 939C — loader. Specifications and parts compiled from manufacturer documents.