Big Block Open Chamber Dome - Standard Deck Block Forged Piston J258243 Product:Big Block Chevy 496, 4.310" bore, 6.385" rod length, 43.0cc dome volu Low Profile 90 Degree -6ORB

Low Profile 90 Degree -6ORB to EFI Push On 5/16" (7

12 Volt Only

The Studs Are Manufactured From 87 40 Chrome Moly Steel

shims and O-rings

AF64-2007R

Big Block Open Chamber Dome - Standard Deck Block Forged Piston J258243 Product:Big Block Chevy 496, 4.310" bore, 6.385" rod length, 43.0cc dome volu Low Profile 90 Degree -6ORBBig Block Open Chamber Dome Standard Deck Block Forged PistonBig Block Chevy 496, 4. 310" bore, 6. 385" rod length, 43. 0cc dome volume J258243 58243 These big block pistons are an excellent choice for drag race applications. These pistons will not work with Edelbrock heads ED6045, ED6040, ED6055, pistons for these heads are available as special order. Precision CNC machined ring grooves accept 1 16, 1 16, 3 16 rings. Includes : Double pin oilers Pin