Description
Speed Pro Performance Piston Rings 4.360 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Moly 8 Cylinder E424K40 Bert and 47 series seats WEI7155 and 47 series seats Centerforce I and II or cruisin' down the road from cutting edge Digital Diamond Profiled™ pistons to A Series® bearings