Pontiac GTO 04-06 / Holden VT-VZ Commodore 31 Spline HD Axle Stubs Pair (LH RH) Aluminum Roller Rocker Arms 1

Aluminum Roller Rocker Arms 1

If you are looking for a manifold to use with your 8-71 or 6-71 supercharger

and have TIG-welded seams

Speedmaster pulley systems work with any type of cylinder head or manifold configuration

and use low-resistance terminals for maximum conductivity

Pontiac GTO 04-06 / Holden VT-VZ Commodore 31 Spline HD Axle Stubs Pair (LH RH) Aluminum Roller Rocker Arms 1Speedmaster axle stubs are machined from solid billet 4340 material, heat treated to the highest Rockwell hardness available, and corrosion treated. We recommend using our Speedmaster LSD or Full Spool units. We control the entire machining process and use only premium materials.