JE Pistons Premium Race Series Piston Rings - 4.040" Bore File Fit 1.2 x 1.5 x 3.0 mm Thick - Standard Tension Gauge Cup 2-1/2 in Pin 5 x

2-1/2 in Pin 5 x 5 Hubs

Four 1/2 in NPT Ports

Divided Wall

2-Year Powertrain Warranty

JE Pistons Premium Race Series Piston Rings - 4.040" Bore File Fit 1.2 x 1.5 x 3.0 mm Thick - Standard Tension Gauge Cup 2-1/2 in Pin 5 xProduct Description: Piston Rings Premium Race Series 4. 040 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