Engine Parts

BESTfit Cast Iron Flywheel Housing* High Quality Flywheel Housing* Cast Iron* Size: SAE No. 1* Starter  - 1 O Clock Position * Sold Individually* Warranty On Flywheel Housings Against Defects In Workmanship & Material From Date Of Purchase*** High...

BESTfit New Aftermarket Detroit CamshaftThis Camshaft fits in your Aftermarket Detroit Diesel Series 60 Heavy Duty Trucks.* High Quality Camshaft* Sold Individually* Warranty On Camshafts Against Defects In Workmanship & Material From Date Of Purchase***...

Replacement 2 Piece Radiator Fan Shroud* High Quality Radiator Fan Shroud* Fiberglass* Sold Individually* Warranty On Radiator Fan Shrouds Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not...

BESTfit 30 Inch Fan Blade With Oval Center Fits Freightliner & Sterling With Mercedes MBE4000 Engine* High Quality Fan Blade* Made Of Nylon Construction* 30 Inch Diameter* 2 Inch Pilot Diameter With Oval Center* 6 Bolt Mounting Clockwise Rotation* 9...

Looking to replace your injector side camshaft? Our aftermarket replacement part is tailored for ISX model engines with a dual camshaft setup, specifically serving as an injector camshaft. With no core required, this camshaft is sold individually and...

BESTfit Tensioner* High Quality Tensioner* Sold Individually* Warranty On Tensioners Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** Replaces OE Numbers 21461221, 21417563, And...

BESTfit Aftermarket Paccar MX13 Flywheel W/ 12 Mounting Holes, 3 Dowel Pin Holes, 10 Inch Bore Opening, Ring Gear* High Quality Flywheel* 10 Inch Bore Opening* 12 Mounting Holes* 3 Dowel Pin Holes* Ring Gear * Tooth Count 167* 15 Inch Clutch* Sold...

BESTfit Oil Cooler With 1/2 Inch NPT Female Fittings, 2-12 GPM Flow Rate & 8,600-11,600 BTU Range* High Quality Oil Cooler* Measurements:  - 18 Inch Height  - 7 Inch Length   - 1.50 Inch Width* 1/2 Inch NPT Female Fittings* Max Operating...

BESTfit Cam Shaft* High Quality Camshaft* Sold Individually* Warranty On Camshafts Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** Replaces OE Number 3685963** This Item Ships...

BESTfit 6 Bolt Mounting Clockwise Rotation Fan BladeThis BESTfit 30-inch diameter truck fan blade is designed with 9 blades for efficient air circulation and cooling. It rotates clockwise and has a 2.56-inch pilot hole for easy installation. The blade is...

BESTfit Cummins B-Series Replacement Turbocharger* High Quality Turbocharger* Heavy Duty Engine Turbocharger* Heat Resistant To 950 Degrees* Turbine Housing With Silicon And Molybdenum * Sold Individually* Warranty On Turbochargers Against Defects In...

BESTfit Damper* High Quality Damper* Sold Individually* Warranty On Dampers Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)**** Replaces OE Numbers 8929294 And 8929502** This Item...