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 excavator
39150-1388 FridayParts $1249.99 170-9827 FridayParts $47.60 8E5600 KuduParts $191.00 FridayParts $201.25 7Y-3918 FridayParts $21.37 SinoCMP $35.00 221-8859 FridayParts $33.00 SinoCMP $99.00 106-0178 FridayParts $33.00 138-5190 FridayParts $58.00 7Y-1901 FridayParts $34.13 9W-2142 FridayParts $68.41 9W-2201 FridayParts $50.59 131-0399 FridayParts $294.53 0937521 eBay $29.99 NAPA $45.52 KuduParts $18.00 FridayParts $19.99 099-6530 FridayParts $14.59 099-6531 FridayParts $15.99 159-7744 KuduParts $65.00 FridayParts $67.95 4I-7603 FridayParts $1110.99 9W-7220 FridayParts $68.41 162-4696 FridayParts $65.99 167-4049 FridayParts $9488.99 209-4925 FridayParts $7988.99 221-5250 FridayParts $37.25 1262081 eBay $27.00 KuduParts $42.00 FridayParts $44.11 CA1262081 KuduParts $42.00 7Y-2395 KuduParts $32.00 FridayParts $33.99 CA7Y2395 KuduParts $32.00 CA0937521 KuduParts $18.00 BT305 KuduParts $18.00 0937520 KuduParts $18.00 P551348 KuduParts $18.00 17217973720 KuduParts $18.00 Engine:3126 KuduParts $18.00 CA8E-5600 KuduParts $191.00 FP-XP-0033057 FP-XP-0032100 FP-XP-0046240 317B FridayParts $16.30 SinoCMP $39.00 KuduParts $603.00 107-8369 FridayParts $270.00 10R-7564 FridayParts $270.00 FP-XP-0019639
Parts listed by aftermarket suppliers as fitting this excavator — leads compiled from supplier catalogs; verify the exact part for your serial number.
Common questions
Which engine powers the Caterpillar 317B LN?
The Caterpillar 317B LN excavator is powered by the Ford CSG637 engine.
About
Caterpillar 317B LN — excavator. Specifications and parts compiled from manufacturer documents.