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 IH100020 Regulator Rebuild Kit- Fits 12-840

Regulator Rebuild Kit- Fits 12-840 and 12-842 Fuel Pressure Regulators

Accommodates Up To 3 Inches Exhaust

1979-1980 Chevrolet K10 Suburban

Heavy Duty Pro Street 3000 Stall Series

Our trademark 3/4 thick cylinder head deck makes them ideal for heavy nitrous or blower applications

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 IH100020 Regulator Rebuild Kit- Fits 12-840JE 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