Collection: Engine Parts
OconnorParts.com specializes in hard to find and discontinued OEM auto parts. These parts are new and may have aged, distressed and or open packages, see descriptions.
We are a multi-brand full scale dealership, and we buy and warehouse much more than what is currently offered on this website. If you have a newer vehicle of a brand we sell, we urge you to reach out and inquire. We can also check fitment by VIN#. Please use our contact form and describe your needs. - CONTACT US

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Western Star WWS 20201-3465-40.0 RADIATOR TIE ROD | WD02-2-2
Regular price $135.00 USDRegular priceUnit price / per -
Genuine GM OEM HVAC Air Inlet Valve Actuator Gear 13263302 | CS14-C-4-B
Regular price $10.67 USDRegular priceUnit price / per -
Western Star WWS 20201-3465-40.0 RADIATOR TIE ROD | WD02-2-1
Regular price $135.00 USDRegular priceUnit price / per -
Automatic Transmission Valve Body Cover OEM GM Part 24265264 | CS10-EN
Regular price $27.50 USDRegular priceUnit price / per -
GM OEM Steering Gear-Inner Tie Rod End 95952929 | OS5-
Regular price $40.00 USDRegular priceUnit price / per -
Haldex 48100380 Height Control Valve Linkage fixed Loop | OS5-13
Regular price $29.90 USDRegular priceUnit price / per -
ABP/N83-324346 Water Control Valve Aliance OEM Freightliner | OS6-12
Regular price $45.00 USDRegular priceUnit price / per -
VALVE COVER GASKET SET GM # 89017729 | OS2-05-E
Regular price $20.00 USDRegular priceUnit price / per -
Mack; Franzelit 20705952 Water Pump Housing Gasket | OS4-11-B
Regular price $5.62 USDRegular priceUnit price / per -
Genuine GM Gasket - Water Pump 12559648 | DSK-02-5-D
Regular price $4.90 USDRegular priceUnit price / per -
Genuine Fisher MVP Cartridge Valve 66783K | OS2-05-C
Regular price $80.00 USDRegular priceUnit price / per -
25180509 Genuine OEM GM Parts fuel Tank Vent Valve | OS6-12
Regular price $25.62 USDRegular priceUnit price / per -
BlueBird Bus: 10034298 (Arvin Meritor® R95590555396) 65psi Valve | DSK-02-1E
Regular price $40.00 USDRegular priceUnit price / per -
Genuine GM Temperature Valve Actuator Assembly 89018681 | OS6-06
Regular price $53.81 USDRegular priceUnit price / per -
Genuine GM Air Conditioning Refrigerant Service Valve Cap 96961786 | OS2-04-B
Regular price $5.11 USDRegular priceUnit price / per -
GM OEM Pushrod 10238852 | OS6-06
Regular price $9.76 USDRegular priceUnit price / per
Browse By Parts Category
Air Conditioning & Heating | Alternators & Starters | Batteries & Accessories | Bearings & Seals | Belts | Brakes | Chassis & Steering | CV, Driveshaft & Axle | Engine Cooling | Engine Parts | Engine Sensors & Emissions | Exhaust | Filters | Fuel Delivery | Gaskets | Hardware & Fasteners | Ignition & Tune-Up | Lighting & Electrical | Shocks & Struts | Tire & Wheel | Trailers & Towing | Transmission Parts | Turbocharger | Wipers & Components
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BlueBird Bus Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM BlueBird Bus...
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Caterpillar Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Caterpillar parts...
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Volkswagen Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Volkswagen VW...
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Western Star Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Western Star...
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Hino Truck Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Hino Truck...
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Isuzu Truck Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Isuzu Truck...
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Mack Truck Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Mack Truck...
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Fisher Plow Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Fisherv/ Western...
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Cummins Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Cummins parts...
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Volvo Truck Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Volvo Truck...
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Freightliner Parts
OconnorParts.com stocks hard to find discontinued and aged genuine OEM Freightliner parts...