View 1 Photo View 0 Videos Caterpillar C12 Front Main Seal, Part # 126-0110 Recently Updated $26.54 USD NEW FRONT MAIN SEAL. FITS MULTIPLE C12 APPLICATIONS. 126-0110, Serial#: 126-0110, Core Charge: 0, Casting#: 126-0110 ConditionNewPart Number126-0110 336021Stock Number336021 MLS Number9942686CategoryEngine Miscellaneous Parts Last Updated10/9/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New OEM Caterpillar C12 Valve Bridge, Part # 176-4268 $42 USD NEW OEM VALVE BRIDGE. FITS C12 APPLICATION. PART# 176-4268. PRICE PER BRIDGE., Serial#: 176-4268, Core Charge: 0, Casting#: 176-4268 ConditionNewPart Number176-4268Stock Number176-4268 MLS Number14598624CategoryEngine Miscellaneous Parts Last Updated9/11/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar C12 Front Cover Gasket Kit, Part # 331548 $199 USD NEW FRONT COVER GASKET KIT FOR C12 CAT. REPLACES CAT PART # 190-0082 211-9974 216-6248 221-3886 230-2529, Serial#: 331548, Core Charge: 0, Casting#: 331548 ConditionNewPart Number331548 190-0082 211-9974 216-6248 221-3886 230-2529Stock Number331548 MLS Number14598620CategoryEngine Miscellaneous Parts Last Updated9/12/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C12 Front Cover Gasket, Part # 331472 174-2475 $64.71 USD NEW FRONT COVER GASKET FOR C12. BETWEEN OUTER AND INNER COVER. NOT TO BLOCK. FITS MANY C12 APPLICATIONS. REPLACES 331472 174-2475, Serial#: 331472, Core Charge: 0, Casting#: 331472 ConditionNewPart Number331472 174-2475Stock Number331472 MLS Number14594579CategoryEngine Miscellaneous Parts Last Updated9/10/2026 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 1 Photo View 0 Videos New Caterpillar C12 Front Main Exciter Sleeve Seal, Part # 336038 $17.91 USD NEW FRONT MAIN EXCITER SLEEVE SEAL. FITS MULTIPLE C12 APPLICATIONS. REPLACES 144-1275. PICTURE REFERENCE # 19, Serial#: 1441275 336038, Core Charge: 0, Casting#: 144-1275 336038 ConditionNewPart Number336038Stock Number336038 MLS Number14545326CategoryEngine Miscellaneous Parts Last Updated8/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C12 Crankshaft for a 2003 Peterbilt 385 $1,500 USD USED C12 CRANKSHAFT PART# 116-1072 INSPECTED BY MACHINE SHOP (HOT TANKED/ MAGNAFLUX/POLISHED) DOES HAVE A LIGHT SCRATCH IN ONE JOURNAL (SEE PICTURES), Serial#: 2KS84312 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)385Will Fit Year(s)2003Part Number116-1072Stock Number122223-31 MLS Number14542976CategoryCrankshafts Last Updated8/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Water Pump $273.50 USD NEW Water Pump Assembly CaterpillarC10 / C12 application, check part #'s for compatibility., Serial#: 381800 0R-0705 0R-8767 100-6944 10R-3709 153-8053 176-7000 352-2077, Core Charge: 0,... ConditionNewPart Number381808 0R-0705 0R-8767 100-6944 10R-3709 153-8053 176-7000 352-2077Stock Number381808 MLS Number10529419CategoryWater Pumps Last Updated6/24/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C10/C12/C13 Rear Main Seal Kit, Part # 336016 7C1728 5332152 2264757 $44.99 USD NEW C10 C12 C13 REAR MAIN SEAL KIT., Serial#: 336016, Core Charge: 0, Casting#: 336016 ConditionNewFits To Make(s)UniversalFits To Model(s)UniversalPart Number336016 7C1728 5332152 2264757Stock Number336016 MLS Number13483106CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C12 Turbocharger / Supercharger $953.34 USD NEW TURBO FITS MULTIPLE C12 CAT ALLOCATIONS AS WELL AS MANY SERIES 60 DETROIT. WAIST GATE STYLE. 1 YEAR WARRANTY, NEW NO CORE. SEE ALSO 172743 OR PP1080016, Serial#: 172743 / PP1080016,... ConditionNewPart Number172743 / PP1080016 OR7292 OR7578 381204 1649490 1906210Stock NumberEM92770 MLS Number14128539CategoryTurbochargers / Superchargers Last Updated8/31/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C10/C12 Head Gasket Set, Part # 219-7004 $343.24 USD NEW HEAD GASKET SET. FITS MULTIPLE C12 AND C10 APPLICATIONS. PLEASE CONFIRM FITMENT WITH YOUR ENGINE SERIAL #, Serial#: 3164416, Core Charge: 0, Casting#: 3164416 ConditionNewPart Number219-7004 219-7005-316-4416 193-3324Stock Number331410 MLS Number13225823CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Caterpillar Air Inlet Elbow, Part # 109-4203, Fits C10/C12/C15/C16/C18/3406E $150 USD USED CAT AIR INLET ELBOW PART # 109-4203 FITS CAT C10, C12, C15, C16, C18, 3406E, Serial#: NA ConditionUsedPart Number109-4203Stock NumberP-60629 MLS Number12656524CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 IPD Inframe Gasket Kit, Part # C12022STRNLS, Fits 2KS Serial Models $681.56 USD IPD INFRAME GASKET KIT. C12022STRNLS. FITS C12 2KS SERIAL MODELS. CALL WITH YOUR ENGINE SERIAL # TO CONFIRM FITMENT, Serial#: 2KS SERIES, Core Charge: 0, Casting#: C12022STRNLS ConditionNewPart NumberC12022STRNLSStock NumberC12022STRNLS MLS Number12288591CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Air Compressor $275 USD GOOD USED C12 AIR COMPRESSOR TF550 90 DAY WARRANTY, Serial#: NA ConditionUsedPart NumberT-111865 / TF550Stock NumberP-60511 MLS Number12246702CategoryEngine Air Compressors Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Engine Control Module (ECM) $995 USD GOOD USED C12 ECM GUARANTEED TO BE ABLE TO REPROGRAM PART# 117-4017-02, Serial#: NA ConditionUsedStock Number9980 MLS Number11867236CategoryEngine Control Modules (ECM) Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Front Cover, Part # 138-2008 $350 USD GOOD USED FRONT COVER, Serial#: Mbl, Casting#: Mbl ConditionUsedPart Number138-2008Stock NumberC12FC MLS Number11473138CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Camshaft $650 USD GOOD USED CAMSHAFT, Serial#: MBL19489, Core Charge: NA, Casting#: MBL19489 ConditionUsedPart Number222 3994Stock NumberC12-02 MLS Number11445168CategoryCamshafts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 1998 Caterpillar C12 Crankshaft $1,250 USD GOOD INSPECTED CRANKSHAFT, HAS BEEN INSPECTED STANDARD/ STANDARD ROD BEARING 116-1089 MAIN BEARING 211-0587, Serial#: 116-1072, Casting#: 116-1072 ConditionUsedWill Fit Year(s)1998Part Number116-1072Stock Number771888 MLS Number11125617CategoryCrankshafts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Engine Oil Pan $49.56 USD NEW RUBBER PAN GASKET. FITS MULTIPLE APPLICATIONS, 3176 C11 C12 C13 CATERPILLAR, Serial#: 331219, Core Charge: 0, Material: Other, Sump Position: Other ConditionNewPart Number331219 1095308 4P1497 7E3370 7E8648 9Y4071Stock Number331219 MLS Number10156816CategoryEngine Oil Pans Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar C12 Rocker Arm for a 2000 Kenworth T800 $100 USD 115-9406,115-9399,115-9401,115-9398 ROCKER ARMS AND BASE. SOLD PER INDIVIDUAL SET (6), Serial#: 2KS, Core Charge: N/A, Casting#: 2KS ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2000Part Number115-9406,115-9399,115-9401,115-9398Stock Number51419-25 MLS Number9960693CategoryRocker Arms Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Fuel Filter Base, Part # 142784, Serial # 1YN04739 $75 USD GOOD USED FUEL FILTER BASE, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart Number142784Stock Number771459-15 MLS Number9946090CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C12 Fuel Filter Base/Housing with Primer, Part # 128-2878 $135 USD GOOD USED FUEL FILTER BASE/ HOUSING W/ PRIMER, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart Number128-2878Stock Number771459-14 MLS Number9946089CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Cam Follower $350 USD GOOD USED CAM FOLLOWER, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart Number129-2884Stock Number771459-9 MLS Number9946083CategoryCam Followers Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Intake Manifold $75 USD GOOD USED INTAKE ELBOW. FORD APP, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart NumberF7HT-6K854-EAStock Number771459-8 MLS Number9946082CategoryIntake Manifolds Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Rocker Housing / Spacer, Part # 102-5842 $100 USD GOOD USED ROCKER HOUSING / SPACER, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart Number102-5842Stock Number771459-7 MLS Number9946081CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info