Chevy GM LS1 LS2 LS3 LS6 LS7 Aluminum Valve Covers [Silver] Speedmaster H-beam connecting rods are

Speedmaster H-beam connecting rods are perfect for supercharged and nitrous applications

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

street rod and marine applications

Their strong die-cast aluminum design ensures an excellent gasket seal and dissipates heat better than many other covers

stable air flow at any rpm

Chevy GM LS1 LS2 LS3 LS6 LS7 Aluminum Valve Covers [Silver] Speedmaster H-beam connecting rods areCover your valvetrain with a set of Speedmaster cast aluminum valve covers. Their strong die cast aluminum design ensures an excellent gasket seal and dissipates heat better than many other covers.