Holden / GM LS 6.125″ Drag Pro I Beam Conrods Spool Drag Pro I Beam connecting rods are the ultimate high strength direct fit conrod for all Holden GM LS 5.7L and 6L V8 engines. New features: Upgraded ARP2000 7/16 bolts Increased strength to the beam Increased strength around the fasteners / bolts Increased strength around the gudgeon pin These conrods feature: High tensile 4340 forged steel 2 Piece forging Hardness of HRC36-42 Dowelled caps for precision alignment X-RAY & Sonic tested Quenching and heat treated Shot peened 100% Magnafluxed Weight Matched Sets – 1 gram Vacuum degassed to remove impurities. ARP L19 bolt upgrade option available. Note: Clearancing of the cylinder block is sometimes required. No bearings are included.
