Manley 632701CE-4 Platinum Extreme Duty Forged Piston Set 86.1mm +0.1mm 10:1 CR

The Manley 632701CE-4 Platinum Series Extreme Duty forged piston set is engineered for high-performance turbocharged applications. These pistons are machined from high strength 2618 material, providing exceptional durability and reliability for boosted engines. Each piston features a lightweight yet robust design with an offset wrist pin for quiet start-ups.

Key Specifications:

• Bore: 86.1mm (+0.1mm oversize)
• Compression Ratio: 10.0:1
• Dish Volume: -13cc
• Piston Weight: 341 grams
• Rod Length: 5.090 inches
• Stroke: 86mm

Premium Features:

• Moly coated skirts and accommodates +1mm valve sizes
• Perfect ring groove to skirt squareness achieved through unique "one fixturing" manufacturing method
• Pressure balance groove for improved stability
• 9310 alloy 0.210" wall upgraded wrist pins (P/N 42551) included
• Premium steel top ring, Napier style second ring, and Total Seal oil ring sets

Complete Kit Includes:

• (4) Forged pistons
• (4) Piston ring sets
• (4) Wrist pins
• (4) Round wire locks

Recommended piston clearance: 0.003" for mildly boosted applications and 0.0035" for highly boosted engines, measured 0.850" from the bottom of the oil ring groove. This Extreme Duty series is designed for serious performance builds requiring the highest level of strength and reliability.