JE Pistons Premium Race Series Piston Rings - 4.320" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension 22532410 Ideal for both clutch type

Ideal for both clutch type and torsion type differentials

170 lb/in linear rate

The 300cc rectangle ports produce impressive flow and great power on competition big-blocks up to 510 c

1973-1974 GMC K35/K3500 Pickup

JE Pistons Premium Race Series Piston Rings - 4.320" Bore File Fit 1/16 x 1/16 x 3/16" Thick - Standard Tension 22532410 Ideal for both clutch typeProduct Description: Piston Rings Premium Race Series 4. 320 in Bore File Fit 1 16 x 1 16 x 3 16 in Thick Standard Tension Ductile Iron Plasma Moly 8 Cylinder JE Pistons is the leader in high performance forged pistons. JE Pistons has built a reputation that the competition can only follow. JE Pistons has a history of manufacturing the highest quality pistons and components that professional engine builders, race teams, and high performance