Manley 39615RH BBC 616CID High-Compression Rotating Assembly 4.625 Stroke 4.600 Bore 43cc Dome

The Manley 39615RH is a complete, precision-balanced rotating assembly engineered for high-compression Chevy Big Block builds targeting 616 cubic inches. Designed for serious performance enthusiasts, this kit is assembled and internally balanced in-house at Manley to exacting tolerances, saving builders significant time and ensuring optimal component matching right out of the box.

Key Specifications:

• Displacement: 616 CID (10.1L)
• Stroke: 4.625 in.
• Bore: 4.600 in.
• Rod Length: 6.700 in.
• Compression Ratio: 15.1:1 (with 118cc combustion chamber)
• Piston Dome: 43cc Dome
• Compression Height: 1.185 in.
• Rear Main Seal: 2-piece
• Block Deck Height Required: 10.200 in.
• Balance: Internally balanced (precision in-house by Manley)

What's Included:

• Crankshaft: Manley 4340 non-twist lightweight forged steel, 4.625 in. stroke — heat treated, stress relieved, shot peened, nitrided, and 100% Magna-Fluxed
• Connecting Rods: Manley 4340 forged steel H-beam, 6.700 in. — heat treated, stress relieved, shot peened, nitrided, and 100% Magna-Fluxed
• Rod Bolts: ARP 2000 7/16 in. cap screws (rated to 1,500 hp)
• Pistons: Manley 2618 forged aluminum Platinum Series, 4.600 in. bore, 43cc dome
• Wrist Pins: Manley premium chromoly
• Piston Rings: Total Seal 1/16 in. – 1/16 in. – 3/16 in.
• Bearings: Clevite high-performance "H" Series rod bearings (narrowed) and main bearings

Every component in the Manley 39615RH rotating assembly kit is sourced from recognized performance brands — no generic or unbranded substitutes. The use of ARP 2000 rod bolts and Clevite H-series bearings ensures long-term durability under extreme cylinder pressure. This kit is ideal for dedicated drag race, circle track, or high-performance street applications requiring maximum displacement and elevated compression in a big block Chevy platform.