View 2 Photos View 0 Videos Caterpillar C15 / 3406E Head Bolt 3/4" x 16 x 8.5", Part # 340003 124-1854 7N1691 $12.86 USD NEW C15 / 3406E HEAD BOLT 3/4 "X16 X 8.5" Engines use (10) 340003 and (16) 340004, Serial#: 340003 124-1854 7N1691, Core Charge: 0, Casting#: 340003 124-1854 7N1691 ConditionNewPart Number340003 124-1854 7N1691Stock Number340003 MLS Number10628296CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos New Caterpillar C15/3406E Injector O-Ring Kit, Part # 2481394 C15009 189-5390 $8.40 USD NEW C15 3406E INJECTOR O-RING KIT. KIT INCLUDES ENOUGH O-RINGS TO REPLACE ALL 1 INJECTOR 2481394 C15009, Serial#: 2481394 189-5390, Core Charge: 0, Casting#: 2481394 189-5390 ConditionNewPart Number2481394 C15009 189-5390Stock Number248-1394 321285 MLS Number10628294CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15/3406E to C15 ACERT Fitting Conversion Kit, Part # 340091 $46.50 USD C15/3406E TO C15 ACERT FITTING CONVERSION KIT. TO CHANGE TO A ACERT HEAD FROM NON, Serial#: 340091, Core Charge: 0, Casting#: 340091 ConditionNewPart Number340091Stock Number340091 MLS Number10550515CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar Front Main Crankshaft Seal, Fits 3406E and C15 Applications, Part # 1425867 $43.26 USD NEW FRONT MAIN CRANK SHAFT SEAL. FITS MOST 3406E AND C15 APPLICATIONS., Serial#: 1425867 336013, Core Charge: 0, Casting#: 1425867 336013 ConditionNewPart Number1425867 336013 142-5867 2W1733 4P2733Stock Number1425867 336013 MLS Number10550514CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar C15 Flywheel Housing Seal/Gasket for Cam, Part # 268-5589 $34.29 USD NEW FLYWHEEL HOUSING SEAL / GASKET FOR CAM. FITS CAT C15. PICTURE REFERENCE # 18, Serial#: 268-5589, Core Charge: 0, Casting#: 268-5589 ConditionNewPart Number268-5589 2685589 331426Stock Number331426 MLS Number10468653CategoryEngine Miscellaneous Parts Last Updated3/22/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar C15 Flywheel Housing Seal/Gasket, Part # 331425 2685582 268-5582 $24.12 USD NEW FLYWHEEL HOUSING SEAL / GASKET FITS CAT C15. PICTURE REFERENCE # 17, Serial#: 2685582, Core Charge: 0, Casting#: 2685582 ConditionNewPart Number331425 2685582 268-5582Stock Number331425 MLS Number10468640CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2004 2005 2006 Cat C7 Acert Diesel Engine Accessory Support Mounting Bracket 273-7522-02 $189.99 USD PART SPECIFICS, Price USD: $189.99, Make: 2004-2006 CATERPILLAR C7 DIESEL ENGINE, Model: MISC SUPPORT BRACKET, Part#: 273-7522-02, Stock#: 322712, Condition: ... Warranty ConditionUsedAssembly Number273-7522-02Fits To EquipmentCat C7 Diesel Engine Mount 273-7522-02Fits To Make(s)Cat C7 Acert Diesel Engine Accessory Support Mounting BracketFits To Model(s)Cat C7 Diesel Engine 273-7522-02Will Fit Year(s)2004 2005 2006Part Number2737522Stock Number322712 MLS Number12072389CategoryEngine Miscellaneous Parts Last Updated5/19/2023 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C7 Crankshaft $995 USD GOOD USED CAT C7 CRANKSHAFT HAS BEEN CHECKED PART# 1013228, Serial#: 1013228, Casting#: 1013228 ConditionUsedPart Number1013228Stock Number001039 MLS Number10390737CategoryCrankshafts Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos New Caterpillar 3126/C7 Main Bearing Set (Upper/Lower), Part # 1077708 7W9414 $14.30 USD NEW MAIN BEARING SET (UPPER/LOWER) DOES ONE ROD. EACH ENGINE USES A QUANTITY OF 7. 3126 C7, Serial#: 1077708, Core Charge: 0, Casting#: 1077708 ConditionNewPart Number1077708 7W9414Stock Number370080 MLS Number10246228CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Rocker for C15 & 3406 Engines, Part # 243-2463 $75 USD GOOD USED ROCKER. FITS MANY CAT C15 3406 ENGINES., Serial#: 243-2463, Core Charge: 0, Casting#: 243-2463 ConditionUsedPart Number243-2463Stock Number243-2463 MLS Number10225798CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar Thermostat Housing Gasket for 3406E/C15/C16/C18, Part # 4N1156 $2.30 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS., Serial#: 4N1156, Core Charge: 0, Casting#: 4N1156 ConditionNewPart Number4N1156Stock Number331285 MLS Number10183137CategoryEngine Miscellaneous Parts Last Updated3/23/2026 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 $44.99 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 Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15 Engine Oil Cooler $129.25 USD NEW ENGINE OIL COOLER INSTALL GASKET KIT. FITS MOST 3406B/C/E AND C15 MODELS. ***FOR USE WITH OIL COOLER 2237962*** 3406E/C15/C16/C18 series application, Serial#: 3483682, Core Charge: 0,... ConditionNewFits To Make(s)CaterpillarPart Number3483682 321411Stock Number331431 / 321411 MLS Number10156778CategoryEngine Oil Coolers Last Updated10/25/2025 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 Updated5/19/2023 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 Updated3/23/2026 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 Updated3/23/2026 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 Updated5/19/2023 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 Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Water Manifold, Part # 4P9485 $250 USD GOOD USED WATER MANIFOLD, Serial#: 1YN04739, Core Charge: N/A, Casting#: 1YN04739 ConditionUsedPart Number4P9485Stock Number771459-2 MLS Number9946074CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C12 Front Main Seal, Part # 126-0110 $26.54 USD NEW FRONT MAIN SEAL. FITS MULTIPLE C12 APPLICATIONS. 126-0110, Serial#: 126-0110, Core Charge: 0, Casting#: 126-0110 ConditionNewPart Number126-0110Stock Number126-0110 MLS Number9942686CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C7 Timing Cover $150 USD GOOD USED TIMING COVER. CAST IRON, Serial#: 245-3259, Core Charge: N/A, Horse Power: N/A, ARR/CPL: N/A ConditionUsedPart Number245-3259Stock NumberC7-8 MLS Number9875554CategoryTiming Covers Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3126 Camshaft $350 USD GOOD USED CAMSHAFT WILL BE VISUALLY INSPECTED, Serial#: 137-6716, Core Charge: N/A, Casting#: 137-6716 ConditionUsedPart Number137-6716Stock NumberP-951 MLS Number9836081CategoryCamshafts Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C10 Engine Bracket, Part # F7HT-8B624-FB $100 USD GOOD USED ENGINE BRACKET OFF CATERPILLER IN A FORD TRUCK, Serial#: F7HT-8B624-FB, Core Charge: N/A, Casting#: F7HT-8B624-FB ConditionUsedPart NumberF7HT-8B624-FBStock NumberP-947 MLS Number9836076CategoryEngine Miscellaneous Parts Last Updated3/23/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15 Connecting Rods, Part # 224-3244 $75 USD GOOD USED C15 CONNECTING RODS, Serial#: 224-3244, Core Charge: N/A, Casting#: 224-3244 ConditionUsedPart Number224-3244Stock NumberP-945 MLS Number9836048CategoryPistons & Rod Parts Last Updated3/21/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3406 Front Engine Cover $50 USD USED TIMING ADVANCE COVER. 3406 CAST STEEL, Serial#: 2W458, Core Charge: 0, Casting#: 2W458 ConditionUsedPart Number2W458Stock NumberP-923 MLS Number9776451CategoryFront Engine Covers Last Updated5/19/2023 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info