Holden 253 304 308 12 Point Black Oxide Intake Manifold Bolt Kit this unit will not include

this unit will not include instructions

Speedmaster valve cover gaskets are an excellent choice for engines

Speedmaster radiator overflow tanks are both functional and stunning to look at

Match your camshaft with Speedmaster iron distributor gears

The Speedmaster Billet Command Centre sump kit uses the stock low-pressure

Holden 253 304 308 12 Point Black Oxide Intake Manifold Bolt Kit this unit will not includeSpeedmaster black oxide coated chromoly intake manifold bolts are rated at 170,000 psi. They're precision machined for optimum thread engagement and have a wide area flange for better load distribution. They also feature precision rolled threads, which prevent galling, while promoting more consistent torque loading.