Manley 38615 Big Block Chevy Rotating Assembly Stroke Bore Flat Top - 615ci 4.625 4.600 3cc

The Manley 38615 is a complete Big Block Chevy 615 cubic inch rotating assembly built for high-performance street and race applications. This kit pairs a 4.625-inch stroke with a 4.600-inch bore and includes Manley's -3cc flat-top forged pistons, targeting approximately 10.3:1 compression on a 10.200" tall-deck block.

What's Included:

• 4340 Forged Steel Crankshaft — 4.625" stroke, heat treated, stress relieved, shot peened, nitrided, and 100% magnafluxed for superior strength and reliability
• Manley H-Beam Connecting Rods — 6.700" length, rated at 900 hp with standard ARP 8740 cap screws or up to 1,500 hp with optional ARP 2000 cap screws
• Manley Platinum Series Forged Pistons — 2618 alloy aluminum, -3cc flat-top design with chromoly premium wrist pins
• Total Seal Piston Rings
• Clevite "H" Series Narrowed Rod Bearings and "P" or "H" Series main engine bearings

Key Specifications:

• Displacement: 615 cubic inches
• Stroke: 4.625 in.
• Bore: 4.600 in.
• Rod Length: 6.700 in.
• Piston Design: -3cc Flat Top
• Deck Height: 10.200" (Tall Deck)
• Crankshaft Material: 4340 Forged Steel
• Piston Alloy: 2618 Aluminum
• Factory balanced to within +/- 1% of bobweight

The Manley 38615 rotating assembly is ideal for engine builders seeking a turnkey solution for a 615ci Big Block Chevy build. Every component is engineered to work together right out of the box, saving critical setup time while delivering proven race-quality durability.