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 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
View 15 Photos View 0 Videos Caterpillar 3406 Engine Brake Model 346D, Part # P-100222 $350 USD Good used engine brake from a Caterpillar 3406 engine. The engine brake has been visually inspected and is in good working condition. The engine brake has corrosion and minor rust. The... ConditionUsedFits To Make(s)CaterpillarPart NumberP-100222Stock NumberP-100222 MLS Number12675842CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Caterpillar 3406 Engine Brake Model 346D, Part # P-100227 $275 USD Good used Engine brake from a Caterpillar 3406 engine. The brake has been visually inspected and is in good working condition. The brake has corrosion and rust. all other bolt holes are... ConditionUsedFits To Make(s)CaterpillarPart NumberP-100227Stock NumberP-100227 MLS Number12675846CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ 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 Updated6/13/2026 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 Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 13 Photos View 0 Videos Caterpillar 3406 Power Steering Pump, Part # P-13304 $250 USD Good, used power steering pump from a Caterpillar 3406 engine. The power steering pump has been visually inspected and is in good working condition. There is no visible damage to the power... ConditionUsedPart NumberP-13304Stock NumberP-13304 MLS Number12017205CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 17 Photos View 0 Videos Caterpillar 3406 Hydraulic Pump, Part # P-100189 $150 USD Good used Hydraulic pump from a Caterpillar 3406 engine. The Hydraulic pump has been visually inspected and is in good working condition. The pump has some attachments, all other bolt holes... ConditionUsedPart NumberP-100189Stock NumberP-100189 MLS Number12665319CategoryEngine Miscellaneous Parts Last Updated6/13/2026 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 Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar 3406 Engine Rocker Housing, Part # P-100228 $125 USD Good used Engine rocker housing from a Caterpillar 3406 engine. The Rocker housing has been visually inspected and is in good working condition. The Rocker housing has corrosion. The rocker... ConditionUsedPart NumberP-100228Stock NumberP-100228 MLS Number12675847CategoryEngine Miscellaneous Parts Last Updated6/13/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info