View 2 Photos View 0 Videos New Caterpillar C15 Upper End Head Set Short Kit, Part # 331608 $189.39 USD NEW UPPER END HEAD SET. SHORT KIT, ONLY INCLUDES, HEAD GASKET, DECK SPACER GASKET, AND COOLANT/OIL PASSAGE SEALS AND ORINGS. SEE PICTURE FOR REFERENCE., Serial#: NON ACERT, Core Charge: 0,... ConditionNewPart Number331608Stock Number331608 MLS Number14594562CategoryEngine Miscellaneous Parts Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar C7 Cylinder Head Set, Replaces 331504 308-5931 325-9472 331-2891 $375 USD NEW CYLINDER HEAD SET. FITS MANY CAT C7 APPLICATIONS. REPLACES 331504 308-5931 325-9472 331-2891, Serial#: 331504, Core Charge: 0, Casting#: 331504 308-5931 325-9472 331-2891 ConditionNewPart Number331504 308-5931 325-9472 331-2891Stock Number331504 MLS Number14594559CategoryEngine Miscellaneous Parts Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C13 Upper Gasket Kit, Part # 331470 / 3612581 $562.75 USD NEW UPPER GASKET KIT FOR CAT C13 ENGINE. FITS MANY CAT C13 APPLICATIONS. REPLACES CAT 361-2581 421-9846 IMBN4219846, Serial#: NA, Core Charge: 0, Casting#: 331470 ConditionNewPart Number331470 / 3612581Stock Number331470 MLS Number13267917CategoryEngine Miscellaneous Parts Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos New Caterpillar Cylinder Head Valve Bridge for 3406E/C15/C16/C18, Part # 392125 6I1458 348-7743 $12.53 USD NEW CYLINDER HEAD VALVE BRIDGE, FITS 3406E C15 C16 C18 CATERPILLAR ENGINES. CONFIRM WITH SERIAL #. TAKES 12 PER ENGINE. 392125 6I1458 348-7743, Serial#: 392125, Core Charge: 0, Casting#:... ConditionNewPart Number392125 6I1458 348-7743Stock Number392125 MLS Number11003143CategoryEngine Miscellaneous Parts Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C7 Valve Cover $175 USD Used, Cat C7 Accert Valve Cover, P/N 2422411, Core Charge: 0.00 ConditionUsedPart Number2422411Stock Number180437 MLS Number14594499CategoryValve Covers Last Updated9/19/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Top Piston Ring, Part # 177-7496, Fits C15/C12/3406E Diesel $49.99 USD Genuine CAT Caterpillar 177-7496 Top Piston Ring 1777496 C15 C12 3406E Diesel OEM, Core Charge: 0.00 ConditionNewFits To Make(s)CatFits To Model(s)C15Stock Number180435 MLS Number14594489CategoryMiscellaneous Truck Parts Last Updated9/10/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Caterpillar C7 Engine - 300 HP Contact for price (Used) Blowby Caterpillar C7, ENGINE ASSEMBLY- Family: 5CPXH0442HBK, Displacement: 7.2L, Horsepower: 300, Block Number: 221-4479-05 Reference images for condition. For more information... ConditionUsedHorse Power300 HPPart Number221-4479-05Stock NumberP-509757 MLS Number14506868CategoryEngines Last Updated9/11/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Aftermarket Caterpillar C12 Inframe Engine Kit $4,092.84 USD New Aftermarket C12 Inframe Engine Kit, Type: Inframe Engine Kit Quantity3ConditionUsedPart NumberC12101049Stock Number537-10941 MLS Number14593771CategoryEngine Overhaul Kits Last Updated9/10/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 6 Photos View 1 Video 2015 Caterpillar C4.4 Engine Contact for price USED 2015 CATERPILLAR C4.4 ENGINE, 129HP, ARR:345-2883, ESN:C7N17636, COMPLETE, INSPECTED AND TESTED RUNNING GOOD ENGINE, ALSO MANY IN STOCK ConditionUsedStock Number7578-0227254 MLS Number13422177CategoryEngines Last Updated9/10/2026 LocationMiami, FL, US Sold By4-Trucks Enterprises LLC (833) 734-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 1 Video Caterpillar 3406E Engine for a 1998 Kenworth W900 Contact for price CAT 3406E 475HP, 5EK RUNS GOOD BUT LOTS OF BLOWBY,NOTES, Serial#: 5EK34092, Horse Power: 475 ConditionUsedHorse Power475 HPFits To Make(s)KenworthFits To Model(s)W900Will Fit Year(s)1998Stock Number82626-3 MLS Number14591921CategoryEngines Last Updated9/10/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos New Caterpillar 3406A/3406B/3406C Head Bolt Kit, Part # 340085 $249.17 USD NEW HEAD BOLT KIT FOR 3406 A B C ENGINES, REPLACES AND CONSISTS OF 12) 5F4899 20) 2H3750 20) 5H1504, Serial#: 340085, Core Charge: 0, Casting#: 340085 ConditionNewPart Number340085Stock Number340085 MLS Number14591918CategoryEngine Miscellaneous Parts Last Updated9/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3306 Water Pump $350.78 USD NEW 3306 SERIES WATER PUMP. FITS MANY APPLICATIONS. REPLACES 172-7760 0R4579 155-0061 0R0997 0R8352 0R9783 381810, Serial#: 1727760, Core Charge: 0, Casting#: 1727760 ConditionNewPart Number1727760 381810Stock Number1727760 MLS Number14591917CategoryWater Pumps Last Updated9/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3306 Water Pump $356.01 USD NEW 3306 SERIES WATER PUMP. FITS MANY APPLICATIONS. REPLACES 0R1003 0R1364 0R2551 0R8348 0R9787 155-0068 172-7767 1W3060 2W8001 0R9497 381804, Serial#: 2W8001, Core Charge: 0, Casting#:... ConditionNewPart Number0R1003 0R1364 0R2551 0R8348 0R9787 155-0068 172-7767 1W3060 2W8001 0R9497Stock Number2W8001 MLS Number14591916CategoryWater Pumps Last Updated9/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar 3306 Water Pump $303.81 USD NEW 3306 SERIES WATER PUMP. FITS MANY APPLICATIONS. Includes Water Pump (1) O-Rings (1)BGA-2999 (1)321209 Bypass Gaskets (1)331343 (1)331342 (1)331528REPLACES 0R1000 0R1251 0R2550 0R8351... ConditionNewPart Number381818 172-7766Stock Number381818 MLS Number14591915CategoryWater Pumps Last Updated9/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos New Caterpillar C12 Head Bolt Kit, Part # 340086 $445.84 USD NEW HEAD BOLT KIT. FITS CAT C12. CONSISTS OF PART #: 7) 6V9607 3) 178-7508 23) 129-3184 26) 711GC1146., Serial#: 340086, Core Charge: 0, Casting#: 340086 ConditionNewPart Number340086Stock Number340086 MLS Number14591913CategoryEngine Miscellaneous Parts Last Updated9/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos New Aftermarket Piston Wrist Pin for Caterpillar 3406 & C15, Part # 311004 168-7246 $24.95 USD NEW AFTERMARKET PISTON WRIST PIN. FITS MANY 3406 C15 APPLICATIONS. REPLACES CAT 1687246 524-5613 7E1749 223-1846, Serial#: 1687246, Core Charge: 0, Casting#: 1687246 311004 ConditionNewPart Number311004 168-7246Stock Number311004 MLS Number14591912CategoryEngine Miscellaneous Parts Last Updated10/30/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3208 Water Pump $150.80 USD NEW 3208 CAT WATER PUMP. FITS BOTH 3208T (TURBO) AND 3208N (NATURAL). BRAND NEW NO CORE. REPLACES 380-7532 9N0135 9B0140 9N3075 9N3385 9N3653 9N3898 9N5023 9N5699 9N6047 9N6145 9N6147,... ConditionNewPart Number2W1225Stock NumberAK2W1225 MLS Number12141207CategoryWater Pumps Last Updated9/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 7 Photos View 0 Videos Rebuilt C15 Caterpillar Engine Air Compressor $517.80 USD Rebuilt C15 Caterpillar Engine Air Compressor, Type: Engine Air Compressor Quantity2ConditionRemanufacturedPart Number109139Stock Number554-11487 MLS Number14591346CategoryEngine Air Compressors Last Updated9/9/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos New OEM Caterpillar C15 Engine Wiring Harness, Part # 243-1069 / 2431069 $799.99 USD Caterpillar CAT C15 Engine Wiring Harness - New OEM 243-1069, 2431069 Caterpillar CAT C15 Diesel Engines (including C15 ACERT On-Highway Truck engines), Core Charge: 0.00 ConditionNewFits To Make(s)CatFits To Model(s)C15Stock Number180415 MLS Number14589492CategoryMiscellaneous Truck Parts Last Updated9/6/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar O-Ring Seal Kit, Part # 610-1946 $999.99 USD New OEM Caterpillar 610-1946 O-Ring Seal Kit 6101946 SAE Straight Thread FKM, Core Charge: 0.00 ConditionNewFits To Make(s)CatStock Number180414 MLS Number14589491CategoryMiscellaneous Truck Parts Last Updated9/6/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar 6N7142 Front Engine Cover $399.99 USD CAT 3408 Engine 6N7142 Front Timing Gear Cover OEM ConditionUsedStock Number148977 MLS Number14589131CategoryFront Engine Covers Last Updated9/6/2026 LocationOwensboro, KY, US Sold ByWest Side Truck Parts (866) 828-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar Engine Wiring Harness for a Kenworth $180 USD HARNESS-ENGINE TO FIREWALL, INCLUDES DRC26-38S01P017, CONNECTOR-DRC SERIES ConditionUsedFits To Make(s)KENWORTHStock Number115177 MLS Number14589018CategoryEngine Wiring Harnesses Last Updated9/6/2026 LocationSalt Lake City, UT, US Sold ByVriens Truck Parts (801) 478-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C13 Exhaust Manifold $200 USD Good used, cleaned and inspected CAT C-13 Exhaust Manifold. Part Number: 250-4409, 231-9030 (X2) ConditionUsedStock NumberRyd 250-4409 MLS Number11084477CategoryExhaust Manifolds Last Updated9/5/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15 Engine Oil Cooler $649.74 USD CAT C15 OIL COOLER REPLACES PART # 2237962 NEW NO CORE. FITS 3406B/C,3406E C15 ***FOR INSTALL GASKET KIT SEE 3483682*** NON RETARDER ENGINES***, Serial#: 2237962 341403, Core Charge: 0,... ConditionNewPart NumberAK2237962 341403Stock Number341403 MLS Number10550513CategoryEngine Oil Coolers Last Updated9/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3406E Engine Oil Pan $643.05 USD NEW 3406B.C.E AND EARLY C15 ALUMINUM OIL PAN. WILL REPLACE FRONT OR REAR SUMP PICKUP STYLE PAN. EARLY FIT WITH PAPER GASKET, Serial#: ************, Core Charge: 0, Material: Aluminum, Sump... ConditionNewPart Number341370 7C3236 150-4638 133-6084Stock Number341370 MLS Number10223393CategoryEngine Oil Pans Last Updated9/5/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info