Je Pistons Piston Kit Hd M8 121 4.080 Bore 4.625 Stroke 12.0:1 400179

Features

• 2618-T6 forged construction provides better aligned grain flow and higher tensile strength to provide durability, even in high-performance builds
• Skirt coating reduces opertating friction and wear
• Offset pins reduce piston rock and minimize operating noise
• Skirt notches for optimal clearance at bottom dead center
• Accumulator groove taps combustion gases below the top ring to promote more consistent, positive ring seal and performance
• Inlcudes two pistons, premium ring packs, wrist pins and wire locks