Manley 39565RHX Big Block Chevy Stroker Kit Stroke Bore - 565 4.250 4.600 43cc

The Manley 39565RHX is a complete Big Block Chevy (BBC) 565 cubic inch stroker rotating assembly kit engineered for high-performance street and racing applications. Built around a 4.250-inch stroke crankshaft and matched to a 4.600-inch bore, this kit delivers the displacement and rotating mass geometry needed to produce serious power from your big block Chevrolet engine build.

Manley Performance is a trusted name in professional engine building, and this stroker kit reflects their commitment to tight tolerances, premium materials, and dyno-proven design. The included 43cc dish pistons allow builders to tune compression ratio in conjunction with cylinder head selection, making this kit highly versatile for naturally aspirated, supercharged, or turbocharged combinations.

Kit Highlights:

• Application: Big Block Chevrolet (BBC)
• Displacement: 565 cubic inches
• Stroke: 4.250 inches
• Bore: 4.600 inches
• Piston Dish Volume: 43cc
• Precision-balanced rotating assembly components
• Manley's signature high-strength forged construction
• Designed for compatibility with standard BBC block architecture

Whether you are building a dedicated race engine or a high-output street motor, the Manley 39565RHX stroker kit provides a proven foundation that serious engine builders rely on for durability and consistent performance.