Manley 29516R BBC Rotating Assembly Stroke Bore - 516ci 4.000 4.530

The Manley 29516R is a complete rotating assembly engineered for Big Block Chevy engines, delivering 516 cubic inches of displacement with a 4.000-inch stroke and 4.530-inch bore configuration. This comprehensive performance kit includes all the critical components needed for a high-horsepower engine build, manufactured to the exacting standards that have made Manley a trusted name in professional engine building.

Complete Assembly Includes:

• 4340 forged steel crankshaft with lightweight design
• 4340 forged steel H-Beam connecting rods with 7/16-inch ARP 8740 cap screws
• 2618 forged aluminum Platinum Series pistons with +2cc dome configuration
• Premium chrome moly wrist pins

Performance Specifications:

• Horsepower rating: 900 HP with standard ARP 8740 fasteners
• Upgradeable to 1,500 HP with optional ARP 2000 cap screws
• Precision-machined components with tight tolerances
• Designed for internal balance applications

Manley Performance components are forged from aircraft-quality materials and finished in their Lakewood, New Jersey facility. Each component undergoes rigorous quality control including shot peening and magnaflux inspection to ensure maximum strength and reliability for demanding street performance and racing applications.