Engine Parts

AC Compressor W/ 2 Groove Clutch By BESTfit* High Quality A/C Compressor* Seltec TM15 Style* 2 Groove Pulley* 125 MM Clutch* Sold Individually* Warranty On A/C Compressors Against Defects In Workmanship & Material From Date Of Purchase*** This Is An OEM...

Coolant Reservoir Tank By BESTfit* High Quality Coolant Reservoir Tank* Sold Individually* Warranty On Coolant Reservoir Tanks Against Defects In Workmanship & Material From Date Of Purchase*** This Is An OEM Replacement Part/ Not Aftermarket**** This...

Kenworth Tank Bolt Kit With 5/16 Inch Serrated Bolts & Nuts By BESTfit* High Quality Tank Bolt Kit* Kit Includes:  - (80) Grade 5, 5/16 Inch Bolts With Serrated Edges  - (80) Flange Nuts* Sold As Kit* Warranty On Tank Bolt Kits Against Defects...

AC Evaporator Core W/ Bergstrom Unit By BESTfit* High Quality A/C Evaporator Core* With Bergstrom Unit* 8 Inch Core Width* 12-1/8 Inch Core Height* 3-1/8 Inch Depth* Sold Individually* Warranty On A/C Evaporator Cores Against Defects In Workmanship &...

304 Stainless Steel 2.5 Inch Upper Coolant Tube By BESTfit* High Quality Upper Coolant Tube* Made Of 304 Stainless Steel* 2.5 Inch Length* Sold Individually* Warranty On Upper Coolant Tubes Against Defects In Workmanship & Material From Date Of...

Replacement 3 Inch Lower Coolant Tube By BESTfitMaintain your Peterbilt 379's engine cooling efficiency with the BESTfit 3 Inch Stainless Steel Lower Coolant Tube, an exact replacement for part number 07-05849M001. Made from premium stainless steel, this...

44 Quart 47 X 15.6 Inch Baffled Engine Oil Pan* High Quality Engine Oil Pan* Baffled: No* Bolt Hole Quantity: 36* Capacity: 44 Qt* Color/Finish: Black* Crank Shaft Wiper Included: No* Dipstick Port: No* Drain Plug Thread Size: 1X18* Engine Oil Cooler...

24 Inch Metal 8 Blade Fan Blade W/ 5 Inch Pilot HoleBoost your Mack truck's cooling performance with the Metal 8 Blade Fan Blade, engineered for durability and efficiency in demanding conditions. Designed to replace 2MH429, this high-quality fan blade...

24 Inch Fiberglass 9 Blade Fan Blade W/ 2.562 Inch Pilot HoleReduce engine overheating and increase reliability with the Fiberglass 9 Blade Fan Blade, specifically designed for Mack MR trucks. This high-quality replacement for 25175178 and 2MH460...

Exhaust Manifold Kit- End Section By BESTfitRestore optimal exhaust performance on your Mack CH or CXN with the BESTfit Exhaust Manifold Kit, a precision replacement for 104GC5164AM and 21090679. The kit contains one robust manifold and four gaskets,...

AC Evaporator Fits International ProStar* High Quality Evaporator* 2.750 Inch Width* 6.772 Inch Height* 11.969 Inch Length* 0.700 Inch Tube Diameter* 0.475 Inch Tube Diameter* Sold Individually* Warranty On Evaporator Against Defects In Workmanship &...

Center Radiator Support Rod For Freightliner P3 Replaces A0532882000* High Quality Radiator Support Rod* Dimensions  - 26.67 MM OD  - 604.90 MM C to C* Center Support* Sold Individually* Warranty On Radiator Support Rod Against Defects In...