View 1 Photo View 0 Videos Caterpillar C15 Rocker Housing, Part # 231-2816 $450 USD GOOD USED CAT C15 ROCKER HOUSING PART# 231-2816, Serial#: NA, Casting#: NA ConditionUsedPart Number231-2816Stock NumberP-14629 MLS Number10820164CategoryEngine 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 Exhaust Manifold Cone and Gasket Assembly for 3406E/C15 $20.92 USD EXHAUST MANIFOLD CONE AND GASKET ASSEMBLY. FITS 3406E/C15. PRICE EACH, Serial#: C15 NON ACERT 3406E, Core Charge: 0, Casting#: C15 NON ACERT 3406E ConditionNewStock Number331374 MLS Number10792743CategoryEngine 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 3406E Thermostat, Part # 201737 2R2911 4N2212 4W4794 $19.99 USD NEW THERMOSTAT. FITS MULTIPLE APPLICATIONS. 180%, Serial#: ....., Core Charge: 0, Casting#: ..... ConditionNewPart Number201737 2R2911 4N2212 4W4794 6I4954 9N3711 5N6242Stock Number181830 MLS Number10748709CategoryEngine 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 1995 Caterpillar 3406E Peanut Cover, Part # 159-7191 $150 USD PEANUT COVER, Serial#: 159-7191, Casting#: 159-7191 ConditionUsedWill Fit Year(s)1995Part Number159-7191Stock NumberP-14558 MLS Number10738968CategoryEngine 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 New Caterpillar C15 Head Spacer Plate Gasket, Part # 133-9827 $36.64 USD NEW HEAD SPACER PLATE GASKET. BETWEEN BLOCK AND SPACER PLATE PICTURE REFERENCE #9, Serial#: ACERT, Core Charge: 0, Casting#: ACERT ConditionNewPart Number133-9827 135-7413 180-5734 6I4422 227-1204Stock Number331272 MLS Number10720045CategoryEngine 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 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 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 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 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 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 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 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 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 New Caterpillar 3406B Head Spacer Plate .339" Thickness, Part # 225-3100 / 2253100 / 360474 $616.24 USD NEW HEAD SPACER PLATE. FITS MULTIPLE CAT APPLICATIONS. MOST COMMON 3406B .339 THICKNESS, Serial#: 225-3100 2253100 360474, Core Charge: 0, Casting#: 225-3100 2253100 360474 ConditionNewPart Number225-3100 2253100 360474Stock Number360474 MLS Number10536145CategoryEngine 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 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 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 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 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 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 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 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 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 Exhaust Stud Kit, Manifold to Head, Fits 3406/C15/C16/C18, Part # ESK3406 $121.23 USD CATERPILLAR EXHAUST STUD KIT. MANIFOLD TO HEAD. FITS 3406 C15 C16 C18. 12) 1061792 STUDS 12) 2N2766 NUT, Serial#: 340107, Core Charge: 0, Casting#: 340107 ConditionNewPart Number340107 1061792 2N2766 ESK3406Stock Number340107 MLS Number10223385CategoryEngine 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 New Caterpillar 3406E/C15 Front Structure Gasket Kit $244.74 USD NEW 3406E AND C15 CATERPILLAR FRONT STRUCTURE GASKET KIT. 121250 3073966 O-RING 1 331384 1036045 ACCESSORY COVER SEAL 1 321316 1075769 O-RING 2 331415 1100004 COMPRESSOR SEAL 1... ConditionNewPart Number2336984 233-6984 1439609 1582839 1655145 1774347 1895133Stock Number331422 MLS Number10223384CategoryEngine 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 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 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 Primer Pump Hand, 3300 Series Application, Part # 380151 137-5541 380151-100 331269 $45.31 USD Primer Pump Hand Caterpillar 3300 Series application, Serial#: 380151 137-5541 380151-100 331269, Core Charge: 0, Casting#: 380151 137-5541 380151-100 331269 ConditionNewPart Number380151 137-5541 380151-100 331269Stock Number380151 MLS Number10122493CategoryEngine 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 Fuel Primer Hand Primer Pump for 3300/3400/3208 Series, Part # 380150 $42.95 USD Primer Pump FUEL PRIMER Hand Caterpillar 3300 3400 3208 Series application, Serial#: 380150 1052508 105-2508, Core Charge: 0, Casting#: 380150 1052508 105-2508 ConditionNewPart Number380150 1052508 105-2508 1W4999 1W5014 4N2511 4W0788 6N6800 8N6800 9S8617 1052508 105-2508Stock Number380150 MLS Number10122492CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar 3406B Valve Cover Breather, Part # 9Y2988 $30 USD GOOD USED CATERPILLAR VALVE COVER BREATHER P/N 9Y2988, Serial#: 9Y2988, Casting#: 9Y2988 ConditionUsedStock NumberP-1063 MLS Number10050967CategoryEngine 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 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 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
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 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 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 Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info