Sealed Power Performance Piston Rings - 4.372 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder FastShafts With crystal-clear digital voice

With crystal-clear digital voice

Our proprietary high tech formulas have set new standards for the automotive performance industry

Turning the display board around when racing at tracks with the tower on opposite sides is no longer an issue

And a durable H-pipe design that delivers improved throttle response

Sealed Power Performance Piston Rings - 4.372 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder FastShafts With crystal-clear digital voiceProduct Description: Piston Rings Performance 4. 372 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Moly 8 Cylinder Sealed Power engine products are application engineered components, including pistons, piston rings, engine bearings, oil pumps and lifters. These proven replacement parts are the result of product development efforts, dedicated to putting only the absolute best on the street. Our engineers design and validate the