6x H-Beam Connecting rods for Holden 138 Grey Motor .

All PPM 4340 con rods feature

Vacuum de-gassed nickel chrome alloy steel (double-air-re melt)

CNC machined

Heat-treated to Rockwell C38-45

Fully shotpeened

Balanced end to end

Supplied with aluminum-bronze wrist pin bushings and ARP 2000 bolts (rated to 220,000psi tensile strength!)

Low sulphur content (less than 0.025%) for fewer inclusions

Known as AS1444-1996-4340 comparable to 4340 AISI/SAE

Rod Weight is 540g.

Our Rods are rated for 1200+BHP