JE Pistons Premium Race Series Piston Rings - 4.155" Bore File Fit 1.2 x 1.5 x 3.0 mm Thick - Low Tension Sprint Car Front End Components Designed for the MAC Pumper

Designed for the MAC Pumper series

Setting the bump steer is now made easy by moving spacers on either side of each tapered end stud

34 lb/in Spring Rate - Black HELPER188 at low everyday prices

Lateral Accelerometer Gauge

JE Pistons Premium Race Series Piston Rings - 4.155" Bore File Fit 1.2 x 1.5 x 3.0 mm Thick - Low Tension Sprint Car Front End Components Designed for the MAC PumperProduct Description: Piston Rings Pro Steel Series 4. 155 in Bore File Fit 1. 2 x 1. 5 x 3. 0 mm Thick Low Tension Steel 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 enthusiasts alike trust