JE Pistons Big Block Inverted Dome Piston Forged 4.500" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 20.0 cc 10245C and smooth radius turns to

and smooth radius turns to reduce turbulence and intake pressure losses

and 12 mm x 1

Features Air Lift's limited lifetime warranty

4-3/8 in OD Balancer

JE Pistons Big Block Inverted Dome Piston Forged 4.500" Bore 1/16 x 1/16 x 3/16" Ring Grooves - Minus 20.0 cc 10245C and smooth radius turns toJE 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 and rely JE Pistons. The top engine builders in NASCAR, NHRA, IRL, IHRA, IDRA, PROSTAR and others choose JE Pistons over any other brand. JE