Evergreen Engine Rering Kit FSBRR8-21203\2\0\0 97-99 Ford E150 E250 F150 F250 4.6 SOHC WINDSOR Full Gasket Set, Standard Size Main Rod Bearings, 0.50mm / 0.020" Oversize Piston Rings Fits: 97-99 Ford E150 E250 F150 F250 4.6 SOHC WINDSOR (see description below) Each Gasket and Gasket Set is Made to be Durable and Long-lasting. Engine Bearings with High Strength Overlay Plate, and Reduced Thickness for Improved Fatigue Properties. Hardened Steel Backs on All Rod Bearings to Improve the Support of the Bearing Lining And Assist with Bearing Retention in the Housing Gas Nitrited Steel Piston Rings, 50% Longer Life, Reduce Tension with Better Fuel Economy, Reduce Cylinder Wear. Meets or exceeds OEM specifications. Easily lasts 150,000+ miles.