JE Pistons F.S.R. Tour Series GP Piston Forged 4.045" Bore 0.043 x 0.043 x 3.0 mm Ring Grooves - Minus 5.0 cc BR10031 Includes programmable multi-stage external shift

Includes programmable multi-stage external shift light control

2-Bolt Mount

Includes Hangers and Hardware for Installation

Holley Replaceable Air Bleed 126-25-10 Drill Size 0

JE Pistons F.S.R. Tour Series GP Piston Forged 4.045" Bore 0.043 x 0.043 x 3.0 mm Ring Grooves - Minus 5.0 cc BR10031 Includes programmable multi-stage external shiftJE 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