Manley 29598H Big Block Chevy CID Rotating Assembly Stroke Bore Dome - 598 Kit 4.500 4.600 43cc

The Manley 29598H is a complete Big Block Chevy 598 CID rotating assembly kit engineered for serious high-performance street and race engine builds. Featuring a 4.500" stroke and 4.600" bore with +43cc dome pistons, this kit delivers the displacement and strength needed for extreme power output.

Kit Components:

• Crankshaft: 4340 forged steel crankshaft (Part No. 190320) — standard deck, internally balanced with center counterweights
• Connecting Rods: 4340 forged steel H-beam connecting rods (Part No. 14066), 6.535" length, with 7/16" ARP 8740 cap screws standard
• Pistons: 2618 forged aluminum Platinum Series dome pistons (Part No. 698280), 4.600" bore, +43cc dome, with premium chrome moly wrist pins
• Rings: Total Seal piston rings included
• Bearings: Clevite "H" Series narrowed rod bearings and Clevite "P" or "H" Series main bearings included

Key Specifications:

• Displacement: 598 CID
• Stroke: 4.500"
• Bore Diameter: 4.600"
• Connecting Rod Length: 6.535"
• Piston Head Type: Dome (+43cc)
• Compression Ratio: Approximately 13.50:1 (with 124cc head)
• Rear Main Seal: 2-piece
• Block Compatibility: Standard deck Big Block Chevy with center counterweight clearancing

Horsepower Ratings:

• Up to 900 HP with standard ARP 8740 rod bolts
• Up to 1,500 HP with optional ARP 2000 rod bolts (upgrade available)

The Manley 29598H rotating assembly takes the guesswork out of sourcing matched bottom-end components. All major rotating parts are designed to work together for optimal balance, strength, and reliability whether you're building a high-winding race motor or a big-cube street bruiser.