View 3 Photos View 0 Videos Used Adapter for Caterpillar 3406B/C Engines, Part # 8N-8100 Contact for price USED ADAPTER FOR CAT 3406B/C ENGINES, PART # 8N-8100, Serial#: NA ConditionUsedPart Number8N-8100Stock NumberP-60652 MLS Number12771678CategoryEngine 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 New Caterpillar 3406 Timing Cover Gasket, Part # 331399 / 1669146, Fits 3400 Series $23.15 USD NEW TIMING COVER GASKET PART # 331399 FITS CAT 3400 SERIES ENGINES, Serial#: NA ConditionNewPart Number331399 / 1669146Stock Number331399 MLS Number12655745CategoryEngine 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 3406B Fuel Injection Line Retainer 20.75MM Inner Diameter, Part # 7W-2315 $20 USD 20.75MM INNER DIAMETER FUEL INJECTION LINE RETAINER PART NUMBER 7W-2315, Serial#: 7FB39680 ConditionUsedPart Number7W-2315Stock NumberP-60572 MLS Number12402974CategoryEngine 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 3406B/C IPD Head Gasket Set, Part # 406063 $402.41 USD IPD HEAD GASKET SET, CONFIRM FITMENT WITH YOUR ENGINE SERIAL #., Serial#: 3406B/C, Core Charge: 0, Casting#: 406063 ConditionNewPart Number406063Stock Number406063 MLS Number12288593CategoryEngine 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 3406B-C15 Rod Bearing Set .010 Oversize, Part # 370018 9Y7735-010 $60.10 USD NEW ROD BEARING SET. EACH SET DOES 1 PISTON. FITS MOST 3406B-C15 NON ACERT ENGINES. OVERSIZED .010., Serial#: 6NZ 1LW 2KS, Core Charge: 0, Casting#: 370018 ConditionNewPart Number370018 9Y7735-010Stock Number370018 MLS Number11921070CategoryEngine 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 3406B/3406C Front Structure Gasket Kit, Part # 331409 $164.28 USD NEW FRONT STRUCTURE GASKET KIT. FITS MOST 3406B AND 3406C ENGINES. INCLUDES THE FOLLOWING 1006178 2W0459 446GC1109 1090078 4H6145 9H8872 1425867 4N0699 9L1633 146142 4N0933 1223772 4B2695... ConditionNewPart Number331409Stock Number331409 MLS Number11683131CategoryEngine 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 New Aftermarket Caterpillar 3406E/C15 Exhaust Rocker Arm, Part # 162-9175 $141.08 USD NEW AFTERMARKET EXHAUST ROCKER ARM. FITS MULTIPLE CAT 3406E AND C15 ENGINE MODELS., Serial#: 20R3321, Core Charge: 0, Casting#: 20R3321 ConditionNewPart Number162-9175 2038822 278-1364 2781364 4373869 3284240Stock NumberS-28473 MLS Number11182144CategoryEngine 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 Aftermarket Injector Rocker Arm for Caterpillar 3406E/C15, Part # 20R3322 $155.85 USD NEW AFTERMARKET INJECTOR ROCKER ARM. FITS MULTIPLE CAT 3406E AND C15 ENGINE MODELS. THESE ARE THE NEWER STYLES WHEN CHANGING FROM THE OLDER STYLE YOU MUST INCLUDE THE NEW STYLE ADJUSTER,... ConditionNewPart Number20R3322 2781365 1032051 10R-1136 10R1180 10R4707 192-8215 218-2741 278-1365 207-5248Stock NumberS-28405 MLS Number11182143CategoryEngine 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 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 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 2 Photos View 0 Videos New Exhaust Manifold Gasket Fits Caterpillar 3406A/B/C, Part # 129-9452 $3.99 USD NEW EXHAUST MANIFOLD GASKET. FITS CATERPILLAR 3406 A /B /C. TAKES 6 TO DO COMPLETE INSTALLATION., Serial#: 129-9452, Core Charge: 0, Casting#: 129-9452 ConditionNewPart Number129-9452 1052873 7W5978 7W9108 9Y4582Stock Number331291 MLS Number9915505CategoryEngine 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 3406 Oil Pan Gasket, Fits Early C15, Part # 4N1151-6 331150 $30.45 USD NEW OIL PAN GASKET. PAPER STYLE. FITS 3406 AND EARLY C15 MODELS. SINGLE PIECE. FITS BLOCK STIFFENER PLATE ALSO., Serial#: 4N1151-6, Core Charge: 0, Casting#: 4N1151-6 ConditionNewPart Number4N1151-6 331150Stock Number4N1151-6 MLS Number9915501CategoryEngine 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 Valve Rocker for C15 & 3406 Engines, Part # 108-5896 $75 USD GOOD USED VALVE ROCKER. FITS MANY CAT C15 3406 ENGINES., Serial#: 108-5896, Core Charge: 0, Casting#: 108-5896 ConditionUsedPart Number108-5896Stock Number108-5896 203-8821 MLS Number9709002CategoryEngine 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 Intercooler Pressure Hose / Air to Air Piping for 2000 Freightliner Classic $45 USD INTERCOOLER PRESSURE HOSE/AIR TO AIR PIPING, Serial#: 1LW, Casting#: 1LW ConditionUsedEngine ModelCaterpillar 3406EFits To Make(s)FreightlinerFits To Model(s)CLASSICWill Fit Year(s)2000Stock NumberP-87 MLS Number9005110CategoryEngine 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 Air to Air Tubing / Intercooler Piping Hose, Part # 03-21262 0C TS848 $25 USD AIR TO AIR TUBING/INTERCOOLER PIPING HOSE, Serial#: 1LW, Casting#: 1LW ConditionUsedEngine ModelCaterpillar 3406EFits To Make(s)FreightlinerFits To Model(s)CLASSICWill Fit Year(s)2000Part Number03-21262 0C TS848Stock NumberP-86 MLS Number9005109CategoryEngine 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 Intercooler Piping / Air to Air Hose, Part # 01-22744 o ts $65 USD USED INTERCOOLER PIPING/ INTERCOOLER HOSE AIR TO AIR HOSE, Serial#: 1LW, Casting#: 1LW ConditionUsedEngine ModelCaterpillar 3406EPart Number01-22744 o tsStock NumberP-85 MLS Number9005108CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos Caterpillar Mounting Bracket for C-15/C-16/3406E/3406C/3406B Engines, Part # 7E7623 $150 USD Caterpillar Mounting Bracket *Fits C-15, C-16, 3406E, 3406C, 3406B CAT Engines Part# 7E7623, Serial#: N/A ConditionUsedPart Number7E7623Stock Number976667 MLS Number14231450CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar Alternator Mounting Bracket for C-15/C-16/3406E, Part # 233-6138 $550 USD Caterpillar Alternator Mounting Bracket *Fits CAT C-15, C-16, and 3406E Part# 233-6138, Serial#: N/A ConditionUsedPart Number233-6138Stock Number976664 MLS Number14231447CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationFarr West, UT, US Sold ByRocky Mountain Truck Parts (855) 980-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 1995 Used Caterpillar 3406 Cruise Control Module/Aux Cruise Control, Part # KC-250020489 $750 USD 1995 Ford LTLA900 Aero Max 120 - Cruise Control Module/Aux Cruise Control $750- Parting out this truck many more parts available, call for inquiries!, Serial#: l6 ConditionUsedFits To Make(s)FordFits To Model(s)LTLA9000 AERO MAX 120Will Fit Year(s)1995Part NumberKC-250020489Stock Number3809360 MLS Number12291987CategoryEngine Miscellaneous Parts Last Updated5/14/2026 LocationWinger, MN, US Sold ByLucken Trucks and Parts (833) 637-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar Main Engine Crankshaft Bearing, Part # 4W-5701 $49.99 USD Genuine Cat Main Engine Crankshaft Bearing p/n 4W-5701, 4W5701 Compatible Models for part number 4W-5701 GENERATOR WEG SR4B SR500 XQP500 SR4 SR5 TRUCK ENGINE 3408B 3406E 3406C 3406B C16... ConditionNewStock Number176733 MLS Number14242470CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationLouisville, KY, US Sold ByRiver City Truck Parts (855) 465-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 16 Photos View 0 Videos Caterpillar 3406B Engine Fuel Injection Pump, Part # 7E5888-00 for 1991 Kenworth K100E $2,249.99 USD (Used) 1991 Caterpillar 3406B, ENGINE FUEL INJECTION PUMP- Part Number: 7E5888-00, Serial Number: 30383, Reference images for condition, For more information about this item, give us a call... ConditionUsedFits To Make(s)KenworthFits To Model(s)K100EWill Fit Year(s)1991Part Number7E5888-00Stock NumberP-85771 MLS Number13033728CategoryEngine Miscellaneous Parts Last Updated5/13/2026 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 14 Photos View 0 Videos Used Caterpillar 3406 Turbo Charger, Part # P-100231 $875 USD Good used turbo charger from a Caterpillar 3406 engine. The Turbo charger has been visually inspected and is in good working condition. The Turbo charger has rust and corrosion. The gear... ConditionUsedPart NumberP-100231Stock NumberP-100231 MLS Number12675851CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info