Engine
| Displacement | 4.5 L |
|---|---|
| Aspiration | Naturally aspirated |
This engine also powers 2 generator set(s) on Facts About Generators.
Parts
41| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 11-21011 | Gasket, Intake Port | 1 | Gasket | PartsGeek |
| 11-31012 | Gasket | 1 | Gasket | PartsGeek |
| 11-31031 | Gasket, Turbo Oil Return | 1 | Gasket | PartsGeek |
| 11-31094 | Gasket | 1 | Gasket | PartsGeek |
| 11-31099 | Gasket | 1 | Gasket | PartsGeek |
| 11-31401 | Gasket, K26 Turbo Mounting | 1 | Gasket | PartsGeek |
| 11-31615 | Gasket, Turbo/Exhaust Mtg. | 1 | Gasket | PartsGeek |
| 15-09501 | Sealing Washer, Copper M22 | 1 | Gasket | PartsGeek |
| 16-01000 | O-ring | 1 | Seal | PartsGeek |
| 16-09503 | O-ring | 1 | Seal | PartsGeek |
| 16-21001 | O-Ring | 2 | Seal | PartsGeek |
| 18-11003 | Hose, 1-1/4" ID x 2-1/2" 2 Ply | 1 | Hose | PartsGeek |
| 18-11010 | Hose, 3/4" I.D. x 1-1/4" | 1 | Hose | PartsGeek |
| 18-21004 | Hump Hose | 1 | Hose | PartsGeek |
| 18-21014 | Hose, 2" I.D. x 2-3/8" | 1 | Hose | PartsGeek |
| 18-21016 | Hose, 2" I.D. x 1-3/4" 3 Ply Silicone | 1 | Hose | PartsGeek |
| 18-31605 | Hose, 1-1/4 x 32" Wire Reinforced | 1 | Hose | PartsGeek |
| 24-21000 | Air Filter | 1 | Air filter | PartsGeek |
| 24-21003 | Air Filter | 1 | Air filter | PartsGeek |
| 37-11006 | Flow Switch 6 GPM 1 -1/4 NPT (Propulsion Units) | 1 | Sensor | PartsGeek |
| 51M7040 | O-ring | 1 | Seal | PartsGeek |
| R123353 | Gasket, Engine Oil Pan | 1 | Gasket | PartsGeek FridayParts $53.99 |
| R123439 | Drive Belt, LP-MP445D (non-turbo) | 1 | Belt | PartsGeek FridayParts $49.99 |
| R123440 | Drive Belt, LP-M445T-H (with turbo) | 1 | Belt | PartsGeek |
| R123457 | Drive Belt, LP-MP445T-H (with turbo) | 1 | Belt | PartsGeek |
| R123461 | Drive Belt, LP-MP445D (non-turbo) | 1 | Belt | PartsGeek |
| R128799 | O-ring | 1 | Seal | PartsGeek |
| R502076 | O-ring (replaces R89944) | 1 | Seal | PartsGeek |
| R51936 | Tube Seal | 9 | Seal | PartsGeek FridayParts $17.68 |
| RE48786 | Fuel Injector (with turbocharger, includes keys 2-3) | 4 | Injector | PartsGeek FridayParts $149.99 |
| RE502711XD | 12 Volt Standard Ground | 1 | Pump | PartsGeek |
| RE502715XD | 24 Volt Standard Ground | 1 | Pump | PartsGeek |
| RE60062 | Fuel Injector (without turbocharger, includes keys 2-3) | 4 | Injector | PartsGeek |
| RE64133XD | 12 Volt Standard Ground | 1 | Pump | PartsGeek |
| SP10 | Change secondary fuel filter | 1 | Fuel filter | PartsGeek FridayParts $279.00 |
| SP12 | Check fuel injection pump | 1 | Injector | eBay PartsGeek |
| SP13 | Check fuel injection pump | 1 | Fuel injection pump | eBay PartsGeek |
| SP19 | Change impeller in raw water pump | 1 | Impeller | eBay PartsGeek |
| SP23 | Check state of charge of batteries | 1 | Clutch and pto service | eBay $60.00 PartsGeek |
| SP15 | Check and flush cooling system | 1 | Service part / kit | eBay $20.74 PartsGeek |
| SP18 | Check and clean gear oil cooler | 1 | Service part / kit | eBay PartsGeek |
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
607X-1121 PartsGeek FridayParts $110.95 960F PartsGeek 970F PartsGeek 980G PartsGeek 988F PartsGeek 9J-2417 PartsGeek FridayParts $484.39 215B PartsGeek 235D PartsGeek 245B PartsGeek 520-2923 PartsGeek 854K PartsGeek D10R PartsGeek 993K PartsGeek 992K PartsGeek 990K PartsGeek 148-8977 PartsGeek 3412E PartsGeek 1W-0613 PartsGeek FridayParts $40.00 1673C PartsGeek 3306C PartsGeek 3306B PartsGeek 3126E PartsGeek 936F PartsGeek 4T7024 PartsGeek 3412D PartsGeek 245D PartsGeek CA4T7024 PartsGeek 308-2525 PartsGeek 3508B PartsGeek 930M PartsGeek 938K PartsGeek 938M PartsGeek 994H PartsGeek 2165582 PartsGeek CA2165582 PartsGeek 1290375 PartsGeek CA1290375 PartsGeek 330B PartsGeek FridayParts $87.37 345B PartsGeek FridayParts $94.10 365B PartsGeek 6V-2455 PartsGeek FridayParts $29.90 FP-XP-0039480 PartsGeek 3408E PartsGeek 769C PartsGeek 769D PartsGeek 773B PartsGeek 773D PartsGeek 773E PartsGeek 775D PartsGeek 775E PartsGeek 107-0677 PartsGeek FridayParts $172.00 FP-XP-0036367 PartsGeek 416C PartsGeek 420D PartsGeek 424D PartsGeek 426C PartsGeek 428C PartsGeek 430D PartsGeek 432D PartsGeek 436C PartsGeek
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 does the Caterpillar 990 use?
The Caterpillar 990 loader is powered by the John Deere Powertech 4045 engine.
About
Caterpillar 990 — loader. Specifications and parts compiled from manufacturer documents.