Manley 597220CE-8 Extreme Duty Forged Piston Set 3.937in Bore 4.050in Stroke Dodge Hemi

The Manley 597220CE-8 Extreme Duty forged piston set is engineered for high-performance Dodge 5.7L Hemi applications running a 4.050-inch stroker configuration. This complete 8-piston set features a 3.937-inch bore diameter, -1.5cc flat top design, and 1.085-inch compression height optimized for 6.125-inch connecting rods.

Key Features:

• Constructed from high-strength 2618 aluminum alloy for extreme durability
• Includes heavy-duty 9310 alloy wrist pins with .210-inch wall thickness (.927-inch diameter)
• Precision-machined using single-fixturing method for perfect ring groove to skirt squareness
• Forced pin oiling and pressure balance grooves included
• Roundwire locks and complete hardware included with every set
• Delivers 9.6:1 compression ratio with 2003-2008 5.7L 85cc heads (at .003-inch deck clearance)
• Produces 12.0:1 compression ratio with 2009-up Eagle 5.7L 65cc heads

Manley's Extreme Duty series pistons are designed for serious performance builds requiring maximum strength and reliability. The lightweight yet robust design ensures long service life while maximizing horsepower output. Compatible with Chrysler 5.7L Hemi engines using a 4.050-inch stroke crankshaft.