S65/85 High Compression Forged Pistons

Specifications: Made in the USA Increased compression ratio to 12.5 over the original 12.0 Ideal for higher duration camshafts and performance cylinder heads. Reduced weight: OEM (Mahle cast): 487 grams Forged: 378 grams Note: weight listed is without wrist pins, lock clips and rings. Forged construction 2618 aluminum, low silicon content. Extremely high material strength Skirt coating compatible with Alusil block. Includes wrist pins, locks and piston rings. Professional installation is required.