This Wiseco Professional Series piston is forged from 2618 aluminum for Chevy Big Block engines. It has a 4.605 in. bore and a 1.155 in. compression height with a +42cc dome. Professional Series pistons are aimed at heavy to severe duty race builds.

Wiseco 60009B105 Piston Features:

• Made for Chevy Big Block engines
• 4.605 in. bore diameter with a 1.155 in. compression height
• +42cc dome volume
• Forged from 2618 aluminum alloy with a strutted forging design
• ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
• 0.99 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