Description
NPR American V8 Engine Ring Series Piston Ring Set 4.055 in Bore 1.2 x 1.5 x 3.0 mm Thick Standard Tension Nitride 8 Cylinder 13888 600'' exhaust valves this head WEI7155 600'' exhaust valves this head moves tremendous volumes of air through conservative runner volumes Vehicle Applications: 1968 thru 1986 Mercury Cars With performance piston rings for a wide range of engines Product Description: