BESTfit Flywheel HousingThis high quality flywheel housing for the Cummins NT855 engine is drilled for both straight up and tilted engine and for the electronic tachometer. The flywheel has a small and big cam, is made in the USA, and comes with a 1 year...

BESTfit 3.5 Inch Diameter Zinc-Plated Steel Rain CapCover your straight stack exhaust with this functional and cost effective rain cap. It keeps precipitation and foreign objects from entering your exhaust system. The rain cap is made of zinc plated...

BESTfit 4.5 Inch Diameter Zinc-Plated Steel Rain CapCover your straight stack exhaust with this functional and cost effective rain cap. It keeps precipitation and foreign objects from entering your exhaust system. The rain cap is made of zinc plated...

BESTfit Air Conditioning Compressor Replaces EF210R25212, 1520612, 1520717, 1522114* High Quality AC Compressor* Flange Top* Without Clutch* Piston Type* 14 MM Inlet Port* 12 MM Outlet Port* Sold Individually* Warranty On AC Compressors Against Defects...

BESTfit Caterpillar Oil Pan Can Replaces 150-4638This high quality Replacement Caterpillar 3406E 9 gallon Oil Pan can replace with the caterpillar number 150-4638.* High Quality Oil Pan * Made Of Aluminum * 9 Gallon* Will Interchange With Caterpillar...

BESTfit 3 Inch Diameter Zinc-Plated Steel Rain CapHelp keep your engine at optimal performance by covering your straight exhaust stack opening with this shiny rain cap. It will prevent precipitation and foreign objects from entering your exhaust system...

BESTfit Oil Pan Gasket* High Quality Oil Pan Gasket* For Caterpillar Engines 3406A, 3606B, 3406C, 3406E* Fits Pan # 09-074N919, 09-077C3236* Will Not Fit C15 Engine Oil Pans* Sold Individually* Warranty On Oil Pan Gaskets Against Defects In Workmanship &...

BESTfit SS Lined Hose Clamp* High Quality Lined Clamp* Made Of Stainless Steel * 2.81 - 3.75 Inch Range* Sold Individually* Warranty On Hose Clamps Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...

BESTfit 2.75 Inch Hose Elbow with 45 Degree Bend* High Quality Hose Elbow* 45 Degree* Made Of Silicone* Blue* Dimensions:  - 2.75 Inch ID  - 18 Inch Overall Length (9 x 9)* For Coolant Applications* Sold Individually* Warranty On Hose Elbows...

BESTfit SS Lined Hose Clamp* High Quality Lined Clamp* Made Of Stainless Steel * 1.18 - 2.75 Inch Range* Sold Individually* Warranty On Hose Clamps Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...

BESTfit 1.75 Inch ID Heavy Duty Silicone Coolant HoseAre you in the market for 1.75 inch OD coolant hoses? 4 State Trucks offers heavy duty silicone coolant hoses with 3-ply polyester reinforcement. These hoses are designed to withstand hostile engine...

BESTfit 1.50 Inch ID Heavy Duty Silicone Coolant HoseDo you need a 1.50 inch coolant hose? 4 State Trucks carries 1.50 inch ID heavy duty silicone coolant hoses with 3-ply polyester reinforcement. These hoses are designed to withstand hostile engine...