This Wiseco Professional Series piston is forged from 2618 aluminum for Chevy Small Block engines. It has a 4.130 in. bore and a 1.1245 in. compression height with a +3cc dome. Professional Series pistons are aimed at heavy to severe duty race builds.

Wiseco 60031LB05 Piston Features:

• Made for Chevy Small Block engines
• 4.130 in. bore diameter with a 1.1245 in. compression height
• +3cc dome volume
• Forged from 2618 aluminum alloy with a strutted forging design
• Gas ported crown for added ring seal under high cylinder pressure
• ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
• 0.927 in. 52100 Steel floating wrist pin included
• Piston rings sold separately
• Fully machined crown with precision ring grooves and an anti-detonation groove
• Forced pin oiling feeds the wrist pin bore
• Sold individually