Manley 39555RHX Big Block Chevy Stroker Rotating Assembly Kit Stroke Bore - 555 4.250 4.560 43cc

The Manley 39555RHX is a Big Block Chevy (BBC) 555 Stroker Rotating Assembly Kit designed for high-performance and competition engine builds. Engineered to Manley's exacting standards, this kit combines a 4.250-inch stroke crankshaft with components sized for a 4.560-inch bore, delivering the displacement and power potential demanded by serious engine builders.

Manley Performance has been a trusted name in performance engine components for decades, and this rotating assembly reflects their commitment to precision manufacturing and durability under extreme conditions. The included 43cc dish pistons are designed to achieve optimal compression ratios when paired with the appropriate Big Block Chevy cylinder heads, making this kit suitable for a wide range of high-performance street and strip applications.

Key Features:

• Application: Big Block Chevrolet (BBC) engine platform
• Target Displacement: 555 cubic inches
• Stroke: 4.250 inches
• Bore Size: 4.560 inches
• Piston Dish Volume: 43cc
• Precision-machined components for accurate fitment and balance
• Built to Manley's high-performance manufacturing standards
• Suitable for high-performance street, strip, and competition builds

The Manley 39555RHX rotating assembly kit provides engine builders with a reliable, performance-proven foundation for constructing a powerful Big Block Chevy 555 cubic inch engine. Always verify compatibility with your specific block, heads, and intended application before installation.