Manley 39615X Big Block Chevy CID Rotating Assembly Stroke Bore Dome - 615 Kit 4.625 4.600 43cc

The Manley 39615X is a complete Big Block Chevy (BBC) rotating assembly kit engineered to build a massive 615 cubic inch stroker engine. Designed for serious high-performance street and race applications, this kit pairs a 4.625-inch stroke crankshaft with a 4.600-inch bore and +43cc dome pistons to deliver exceptional displacement and power potential.

Kit Highlights:

• Engine Family: Big Block Chevrolet (BBC)
• Displacement: 615 cubic inches
• Stroke: 4.625 inches
• Bore: 4.600 inches
• Piston Dome Volume: +43cc dome
• Precision-matched rotating assembly components engineered to work together as a complete system
• Built to Manley Performance's exacting standards for strength, durability, and dimensional accuracy

Manley Performance has been a trusted name in high-performance engine components since 1966, producing components used in everything from street machines to professional race engines. The 39615X rotating assembly kit takes the guesswork out of sourcing matched components for a BBC stroker build, providing a solid foundation for a high-displacement, high-output engine.