View 1 Photo View 0 Videos Caterpillar Head Bolt Kit for C15/C15 ACERT/3406E, Part # 340099 Recently Updated $384.70 USD NEW HEAD BOLT KIT, FITS C15 C15 ACERT AND 3406E. 1241855,1241854, 224-5126, Serial#: 340099, Core Charge: 0, Casting#: 340099 ConditionNewPart Number340099Stock Number340099 MLS Number14301673CategoryEngine 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 Thermostat Housing Gasket for 3406E/C15/C16/C18, Part # 139-3550 Recently Updated $3.95 USD THERMOSTAT HOUSING GASKET. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. REPLACES CAT 139-3550, Serial#: 139-3550, Core Charge: 0, Casting#: 139-3550 ConditionNewPart Number139-3550Stock Number331347 MLS Number14236521CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationUcon, ID, US Sold ByHolst Truck Parts (833) 541-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3406E Fuel Filter Base, Part # 136-5017 Recently Updated $130 USD USED CAT FUEL FILTER BASE CAST# 136-5017, Serial#: NA ConditionUsedPart Number136-5017Stock NumberP-60930 MLS Number13963178CategoryEngine 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 Fuel Injection O-Ring Kit for 3406E/C15/C16/C18 Engines, Part # 331241-150 Recently Updated $145.77 USD FUEL INJECTION O-RING KIT 331241-150 Caterpillar 3406E / C15 / C16 / C18 Series engine application, Serial#: NA ConditionNewPart Number331241-150Stock Number331241-150 MLS Number13311514CategoryEngine 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 3406E Gear Train Steel Plate / Structure Plate, Part # 122-2227 Recently Updated $250 USD USED GEAR TRAIN STEEL PLATE/ STRUCTURE PLATE, Serial#: NA, Core Charge: NA, Casting#: 122-2227 ConditionUsedPart Number122-2227Stock Number102-2227 MLS Number13015977CategoryEngine 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 Used Caterpillar 3406E 2-GROOVE Pulley and Mount Bracket, Part # 126-8557 / 126-8551 Recently Updated $350 USD USED CAT 3406E PULLEY 2 GROOVE PART# 126-8557 AND MOUNT BRACKET 126-8551 MAY FIT OTHERS CHECK PART NUMBERS, Serial#: NA ConditionUsedPart Number126-8557/ 126-8551Stock NumberP-60712 MLS Number12971736CategoryEngine 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 Recently Updated $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 New Aftermarket Caterpillar 3406E/C15 Exhaust Rocker Arm, Part # 162-9175 Recently Updated $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 Recently Updated $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 Recently Updated $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 Recently Updated $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 Caterpillar Injector Cup Replacement Kit for 3406E C15 C16 C18, Part # 392091 Recently Updated $20.31 USD INJECTOR CUP REPLACEMENT KIT. FITS MULTIPLE CAT 3406E C15 C16 C18 MODELS. PRICE PER INJECTOR CUP, NEED 6 PER ENGINE. PICTURE REFERENCE # 10 392087 CUP ONLY INJECTOR SLEEVE, Serial#:... ConditionNewPart Number392091 2634920 9X7430 1662904Stock Number392091 MLS Number10183138CategoryEngine 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 Recently Updated $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 Valve Rocker for C15 & 3406 Engines, Part # 108-5896 Recently Updated $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 Recently Updated $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 Recently Updated $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 Recently Updated $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 4 Photos View 0 Videos Caterpillar Alternator Mounting Bracket for C-15/C-16/3406E, Part # 233-6138 Recently Updated $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 13 Photos View 0 Videos Caterpillar 3406E Power Steering Pump, Part # PS2216-15L116 $250 USD Good, used power steering pump from a Caterpillar 3406E engine. The power steering pump has been visually inspected and is in good working condition. The power steering pump has no visible... ConditionUsedPart Numberp-13344Stock NumberP-13344 MLS Number12028012CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar 3406E Engine Brake, Part # P-1012161 $250 USD Good used engine brake from a Caterpillar 3406E engine. The engine brake has been visually inspected and is in good condition. The engine brake has no visible damages. The engine brake has... ConditionUsedPart NumberP-1012161Stock NumberP-1012161 MLS Number13302076CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar 3406E Manifold Regulator Housing, Part # P-1012169 $150 USD Good used manifold regulator housing from a Caterpillar 3406E engine. The manifold regulator housing has been visually inspected and is in good condition. The manifold regulator housing has... ConditionUsedPart NumberP-1012169Stock NumberP-1012169 MLS Number13303583CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar 3406E Engine Oil Filter Housing, Part # P-1012170 $125 USD Good used oil filter housing from a Caterpillar 3406E engine. The oil filter housing has been visually inspected and is in good condition. The oil filter housing has no visible signs of... ConditionUsedPart NumberP-1012170Stock NumberP-1012170 MLS Number13303584CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar 3406E Camshaft Gear, Part # P-1012176 $100 USD Good used Camshaft gear from a Caterpillar 3406E engine. The Camshaft gear has been visually inspected and is in good condition. The camshaft gear has no visible damages. The gear teeth are... ConditionUsedPart NumberP-1012176Stock NumberP-1012176 MLS Number13303585CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 8 Photos View 0 Videos Caterpillar 3406E Engine Spacer Plate, Part # P-1012159 $100 USD Good used spacer plate from a Caterpillar 3406E engine. The spacer plate has been visually inspected and is in good condition. The spacer plate has no visible damages. All bolt holes are... ConditionUsedPart NumberP-1012159Stock NumberP-1012159 MLS Number13302074CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar 3406E Block Stiffener, Part # 118-2019 $100 USD Good used Block Stiffener from a Caterpillar 3406E engine. The block stiffener has been visually inspected and is in good condition. The block stiffener has no visible signs of damages. All... ConditionUsedPart NumberP-1012173Stock NumberP-1012173 MLS Number13302087CategoryEngine Miscellaneous Parts Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info