Engine Parts

BESTfit 3 Piece Exhaust Manifold Kit With Flexible Bellows For Detroit 60 Series EngineIntroducing BESTfit CHROME EXHAUST KITS! These Kits Are Installer-Friendly, Produced With All High Quality Components, Offer The Best Tee Pipe Options In The Industry,...

EGR Valve Fits Cummins ISM 10.8 Liter 2003-2007The EGR valve is a direct replacement for part number 4955421, designed for the Cummins ISM 10.8L engine. It effectively re-circulates exhaust gas for re-burning in the intake manifold. This valve withstands...

BESTfit SAE No 1 Flywheel W/ Ring Gear* High Quality Flywheel* Size SAE No.1* 15.5 Inch Clutch* Ring Gear (Included)* Sold Individually* Warranty On Flywheels Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...

Mirror Finish Stainless Steel Peanut Cover Plate And GasketDesigned to fit seamlessly onto the Cat 3406E and C15 ACERT engines, this cover plate is easy to install. It is constructed from high-grade stainless steel with a mirror finish, ensuring its...

BESTfit EGR Cooler - Replaces 3689282, 3686710, 3687048, 2892893 & 3687813* High Quality EGR Cooler* For Cummins ISX GEN 3* Sold Individually*** High Quality Aftermarket Replacement Part (Not OEM) ***** Please Verify OE Numbers Before Purchasing This...

BESTfit Flywheel* High Quality Flywheel* Teeth Count* 15 1/2 Inch Clutch* 10 Mounting Bolts* Note Ring Gear (Included)* Sold Individually* Warranty On Flywheels Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...

BESTfit Cast Iron Flywheel Housing* High Quality Flywheel Housing* Cast Iron* Sold Individually* Warranty On Flywheel Housings Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement Part (Not OEM)*****...

BESTfit Reservoir Washer Fits Peterbilt 300 Series & Kenworth T680* High Quality Washer Reservoir Tank* Includes Cap (29-070700)* Water Pump Not Included - See Part 29-070703* Sold Individually* Warranty On Washer Reservoirs Against Defects In...

BESTfit VT365 Cooler - Replaces 1845145C97, 1845274C92 & 4C3Z9P45AJThis BESTfit EGR Cooler is quality-engineered to cool exhaust gas and recirculate it back to the engine. Replacement prevents coolant from leaking into the exhaust manifold and may...

BESTfit Flywheel* High Quality Flywheel* Ring Gear (Included)* Teeth Count: 138* Can Be Used With 13 Inch And 14 Inch Clutch * Sold Individually* Warranty On Flywheels Against Defects In Workmanship & Material From Date Of Purchase*** High Quality...

BESTfit Flywheel W/ 12 Mounting Holes, 10 Inch Bore Opening & 15 Inch Clutch Size* High Quality Flywheel* 12 Mounting Holes* 1 Dowel Pin Hole* 10 Inch Bore Opening* Ring Gear (Included)* 153 Teeth Count* 15 Inch Clutch Size* Sold Individually* Warranty...

BESTfit Fiberglass Fan Shroud* Made Of High Quality Fiberglass* Save Hundreds Of Dollars Vs. OEM* OEM Quality* Pre-Drilled Holes* Gel-Coated On The Inside For Improved Air Flow* Made In USA* Sold Individually* Warranty On Fan Shrouds Against Defects In...