Big Block Open Chamber Dome - Standard/Tall Deck Block Forged Piston J258220 Product:Big Block Chevy 565, 4.600" bore, 6.535" rod length, 40.0cc dome volu 5 in (165 mm) OD

5 in (165 mm) OD - KNRU-3220

318" Wide x 1" Tall

Id eal For Add-on Accessories Suc h As Fuel Pumps And Electric D evises

60mm) air filter assemblies come with a flat base

90° Low Profile -8ORB to 3/8" BarbSilver Finish

Big Block Open Chamber Dome - Standard/Tall Deck Block Forged Piston J258220 Product:Big Block Chevy 565, 4.600" bore, 6.535" rod length, 40.0cc dome volu 5 in (165 mm) ODBig Block Open Chamber Dome Standard Tall Deck Block Forged Piston 258220 J258220 Big Block Chevy 565, 4. 600" bore, 6. 535" rod length, 40. 0cc dome volume BBC 4. 600" PISTONS +40cc DOME 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