Sealed Power Performance Piston Rings - 4.134 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder Frontal Head Restraint Restraint Tool Kit From IMCA modifieds to Nextel

From IMCA modifieds to Nextel Cup and IRL

and is the proven horsepower leader in oval track and drag racing

Sprint engine case includes a 4" taller interior height to accommodate the taller injectors and ignition

Progressive control based on time

Sealed Power Performance Piston Rings - 4.134 in Bore - Drop In - 5/64 x 5/64 x 3/16 in Thick - Standard Tension - Moly - 8-Cylinder Frontal Head Restraint Restraint Tool Kit From IMCA modifieds to NextelProduct Description: Piston Rings Performance 4. 134 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