BB Chevy Nitrous Series GP Pistons

Ideally suited to large cubic inch big block Chevys with nitrous oxide, pistons are gas ported and require .043″ back-cut top, 1/16″ second, and 3/16″ oil rings. Sold in sets of eight with wrist pins and double spiral locks.

Piston – Forged – 4.610 in Bore – 0.043 x 0.064 x 0.218 in Ring Grooves – Plus 44.0 cc – Big Block Chevy – Set of 8 – Brand: JE Pistons – Part Number: 258202

Specifications

Brand JE Pistons Part Number 258202 Bore 4.610 in Style Dome Material Style Forged Compression Height 1.290 in Volume Plus 44.00 cc Wrist Pin Included Yes Wrist Pin Style Floating/Press Wrist Pin Diameter 0.990 in Wrist Pin Length 2.930 in Piston Weight 715 g Gas Ported No Top Ring Groove Thickness 0.043 in 2nd Ring Groove Thickness 0.064 in Oil Ring Groove Thickness 0.218 in Rings Included No Material Aluminum Finish Natural Quantity Set of 8