This Wiseco Professional Series piston set is forged from 2618 aluminum for Audi 2.2L 20V 5-Cylinder engines. Each of the 6 pistons has an 81.00 mm bore and a 32.80 mm compression height with a -21cc dish. Professional Series pistons are aimed at heavy to severe duty race builds.

Wiseco KE322M81 Piston Set Features:

• Made for Audi 2.2L 20V 5-Cylinder engines
• 81.00 mm bore diameter with a 32.80 mm compression height
• -21cc dish volume
• Forged from 2618 aluminum alloy with a full round forging design
• ArmorGlide skirt coating for reduced friction, scuff resistance and quieter operation
• 0.787 in. 5115 Steel floating wrist pin included
• Piston rings included: 1.0 mm top, 1.2 mm second and 2.8 mm oil ring
• Fully machined crown with precision ring grooves and an anti-detonation groove
• Forced pin oiling feeds the wrist pin bore
• Set of 6 pistons