View 2 Photos View 0 Videos 1997 Used Caterpillar 40 Pin ECM Recently Updated $865 USD Used 40 Pin ECM, Engine Model: 3126 ConditionUsedEngine Model3126Fits To Make(s)CaterpillarFits To Model(s)3126Will Fit Year(s)1997Part Number1457807Stock Number509-16660 MLS Number13052075CategoryEngine Control Modules (ECM) Last Updated4/8/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2004 Caterpillar C12 Oil Filter Base, Casting # 251-6668 Recently Updated $175 USD Good, used OIL FILTER BASE that came off of a 2004 Caterpillar C-12 engine. The casting number is 251-6668. The serial number is not available. This Caterpillar C-12 oil filter base has been... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-71Stock Number200192-71 MLS Number11148296CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2004 Caterpillar C12 Oil Fill Tube and Cap, Part # 200192-64 Recently Updated $45 USD Good, used OIL FILL TUBE AND CAP that came off of a 2004 Caterpillar C-12 engine. The casting number is not available. The serial number is not available. This Caterpillar C-12 oil fill tube... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-64Stock Number200192-64 MLS Number11144626CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Used Caterpillar C12 Connecting Rod for 2004 Peterbilt 387, Part # 200192-55 Recently Updated $100 USD Good, used CONNECTING ROD that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 113-9016 01, OR8190 and 34117. The serial number is not available. This Caterpillar C-12... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-55Stock Number200192-55 MLS Number11143333CategoryPistons & Rod Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Belt Tensioner for a 2004 Peterbilt 387 Recently Updated $25 USD Good, used BELT TENSIONER that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 160-2296 and 3393133. The serial number is not available. This Caterpillar C-12 belt... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-54Stock Number200192-54 MLS Number11143331CategoryBelt Tensioners Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2004 Caterpillar C12 Steel Connecting Strap, Serial # 132-9837 Recently Updated $25 USD Good, used STEEL CONNECTING STRAP that came off of a 2004 Caterpillar C-12 engine. The casting number is 132-9837. The serial number is not available. This Caterpillar C-12 steel connecting... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-50Stock Number200192-50 MLS Number11143323CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2004 Used Caterpillar C-12 Aluminum Fuel Delivery Bar, Part # 200192-48 Recently Updated $100 USD Good, used ALUMINUM FUEL DELIVERY BAR that came off of a 2004 Caterpillar C-12 engine. The casting number is not available. The serial number is not available. This Caterpillar C-12 aluminum... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-48Stock Number200192-48 MLS Number11142118CategoryFuel Injection Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos 2004 Caterpillar C12 Timing Gear Spacer, Casting # 133-7083 Recently Updated $25 USD Good, used TIMING GEAR SPACER that came off of a 2004 Caterpillar C-12 engine. The casting number is 133-7083. The serial number is not available. This Caterpillar C-12 timing gear spacer... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-47Stock Number200192-47 MLS Number11142116CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Rear Main Seal Cover for 2004 Peterbilt 387, Part # 200192-46 Recently Updated $50 USD Good, used REAR MAIN SEAL COVER that came off of a 2004 Caterpillar C-12 engine. The casting number is 160-2323. The serial number is not available. This Caterpillar C-12 rear main seal... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-46Stock Number200192-46 MLS Number11142115CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2004 Caterpillar C12 Water Inlet Transfer Elbow, Casting # 116-5457-03 Recently Updated $50 USD Good, used WATER INLET TRANSFER ELBOW that came off of a 2004 Caterpillar C-12 engine. The casting number is 116-5457-03. The serial number is not available. This Caterpillar C-12 water... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-43Stock Number200192-43 MLS Number11142102CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar C12 Water Pump for a 2004 Peterbilt 387 Recently Updated $125 USD Good, used WATER PUMP ASSEMBLY that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 105-4213, 122-0763-02- and CAT-01-176-6999. The serial number is not available. This... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-42Stock Number200192-42 MLS Number11142097CategoryWater Pumps Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Engine Oil Pump for a 2004 Peterbilt 387 Recently Updated $175 USD Good, used OIL PUMP AND ELBOW that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 040418 2212, 233-5220 and 122-0760-02-. The serial number is not available. This... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-41Stock Number200192-41 MLS Number11140259CategoryEngine Oil Pumps Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Used Caterpillar C12 Aluminum Engine Brake Housing for 2004 Peterbilt 387 Recently Updated $75 USD Good, used ALUMINUM ENGINE BRAKE HOUSING that came off of a 2004 Caterpillar C-12 engine. The casting number is not available. The serial number is not available. This Caterpillar C-12... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-37Stock Number200192-37 MLS Number11140252CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar C12 Oil Pick Up Tube and Connector for 2004 Peterbilt 387 Recently Updated $75 USD Good, used OIL PICK UP TUBE AND CONNECTOR that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 122-0757 and 122-0756. The serial number is not available. This Caterpillar... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-35Stock Number200192-35 MLS Number11140249CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Engine Oil Cooler for a 2004 Peterbilt 387 Recently Updated $375 USD Good, used OIL COOLER that came off of a 2004 Caterpillar C-12 engine. The casting number is 115-4514-02-. The serial number is not available. This Caterpillar C-12 oil cooler has been... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-34Stock Number200192-34 MLS Number11140247CategoryEngine Oil Coolers Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos 2004 Caterpillar C-12 Rocker Housing, Casting # 102-5842 Recently Updated $50 USD Good, used ROCKER HOUSING that came off of a 2004 Caterpillar C-12 engine. The casting number is 102-5842. The serial number is not available. This Caterpillar C-12 rocker housing has been... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-32Stock Number200192-32 MLS Number11140240CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Used Caterpillar C12 Steel Belt Pulley for 2004 Peterbilt 387, Part # 200192-31 Recently Updated $175 USD Good, used STEEL BELT PULLEY that came off of a 2004 Caterpillar C-12 engine. The casting number is not available. The serial number is not available. This Caterpillar C-12 aluminum... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-31Stock Number200192-31 MLS Number11135537CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Caterpillar C12 Flywheel for a 2004 Peterbilt 387 Recently Updated $250 USD Good, used FLYWHEEL that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 256965100 and 502217. The serial number is not available. This Caterpillar C-12 flywheel has been... ConditionUsedHorse Power505 HPFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-30Stock Number200192-30 MLS Number11135532CategoryFlywheels Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar C12 Timing Gears for a 2004 Peterbilt 387 Recently Updated $75 USD Good, used TIMING GEAR that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 420, 133-7086, F5733X0, MO125180 and 133-7087. The serial number is not available. This... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-29Stock Number200192-29 MLS Number11134642CategoryTiming Gears Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Caterpillar C12 Timing Gears for a 2004 Peterbilt 387 Recently Updated $75 USD Good, used TIMING GEAR that came off of a 2004 Caterpillar C-12 engine. The casting numbers are 9Y3512, 9Y3520 and F5733X0. The serial number is not available. This Caterpillar C-12 timing... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-28Stock Number200192-28 MLS Number11134641CategoryTiming Gears Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Used Caterpillar C12 Crank Case Breather for 2004 Peterbilt 387 Recently Updated $125 USD Good, used CRANK CASE BREATHER that came off of a 2004 Caterpillar C-12 engine. The casting number is 9Y4357. The serial number is not available. This Caterpillar C-12 crank case breather... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-27Stock Number200192-27 MLS Number11134640CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 9 Photos View 0 Videos Caterpillar C12 Valve Cover for a 2004 Peterbilt 387 Recently Updated $45 USD Good, used ALUMINUM VALVE COVER that came off of a 2004 Caterpillar C-12 engine. The casting number is 129-2885. The serial number is not available. This Caterpillar C-12 aluminum valve... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-26Stock Number200192-26 MLS Number11134638CategoryValve Covers Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 10 Photos View 0 Videos Caterpillar C12 Valve Cover for a 2004 Peterbilt 387 Recently Updated $45 USD Good, used BLACK COATED ALUMINUM VALVE COVER that came off of a 2004 Caterpillar C-12 engine. The casting number is 131-6665. The serial number is not available. This Caterpillar C-12 black... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-25Stock Number200192-25 MLS Number11134637CategoryValve Covers Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar C12 Piston with Connecting Rod for 2004 Peterbilt 387, Part # 200192-24 Recently Updated $100 USD Good, used PISTON WITH CONNECTING ROD that came off of a 2004 Caterpillar C-12 engine. The casting numbers are CAT-9016 01, 0R8190, 34117, P5663S00-02 and 238-2712-01. The serial number is... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-24Stock Number200192-24 MLS Number11134636CategoryPistons & Rod Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 11 Photos View 0 Videos Caterpillar C12 Engine Dampener for 2004 Peterbilt 387, Part # 200192-22 Recently Updated $100 USD Good, used ENGINE DAMPENER that came off of a 2004 Caterpillar C-12 engine. The casting number is not available. The serial number is not available. This Caterpillar C-12 engine dampener has... ConditionUsedFits To Make(s)PeterbiltFits To Model(s)387Will Fit Year(s)2004Part Number200192-22Stock Number200192-22 MLS Number11134634CategoryEngine Miscellaneous Parts Last Updated4/8/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info