Manley 28632H BBC Rotating Assembly Stroke Bore Dome - 632 4.750 4.600 3cc

The Manley 28632H is a complete rotating assembly engineered for Big Block Chevy 632 cubic inch engines, designed to deliver maximum strength and performance in high-demand applications. This assembly features a 4.750 inch stroke and 4.600 inch bore configuration, making it ideal for tall deck blocks with center counterweights.

Key Components:

• 4340 forged steel crankshaft for exceptional durability
• 4340 forged steel H-beam connecting rods with 7/16-inch ARP 8740 cap screws
• 2618 forged aluminum Platinum Series pistons with -3cc dome configuration
• Premium chromoly wrist pins for high-strength piston attachment
• Total Seal piston rings and Clevite Series bearings included

Specifications:

• Connecting rod length: 6.700 inches
• Displacement: 632 cubic inches
• Horsepower rating: Up to 900 HP with ARP 8740 cap screws (1,500 HP with optional ARP 2000 upgrade)
• Compression ratios: 11.0:1 with 112cc heads, 10.5:1 with 118cc heads, 10.1:1 with 124cc heads
• Requires tall deck engine blocks with center counterweights

Each component is precision-matched and designed to work together seamlessly for optimal durability and efficiency. The 2618 alloy pistons are engineered to endure extreme forces and high-temperature environments, making this assembly suitable for power-adder and high-performance street/strip applications.