JE Pistons Piston Ring Set - 4.070 1.2 1.5 3.0mm 22532 4" discs utilize solid hubs

4" discs utilize solid hubs (possible gear noise) to reduce the rotational weight on the input shaft for quick clean shifts

sideways mount

The result is higher performance through improved efficiency

1967-1975 Pontiac Firebird

3200 / 7200 RPM

JE Pistons Piston Ring Set - 4.070 1.2 1.5 3.0mm 22532 4" discs utilize solid hubsProduct Description: Piston Rings Premium Race Series 4. 070 in Bore File Fit 1. 2 x 1. 5 x 3. 0 mm Thick Standard Tension Steel Nitride 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 enthusiasts alike