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Ships within 48 hours · Estimated delivery Aug 10 - Aug 15
horse power increase of 10-15
Bronze gears absorb the increased wear in special cams and magnetos and are easily replaced before costly damage to the camshaft gear occurs
Speedmaster aluminum valve covers are the perfect fit for your engine
These kits provide easy pan installation and prolonged gasket life
maintenance-free operation
Chevy 350 Complete 4 Bolt Splayed Steel Main Caps (5 Caps) horse power increase of 10-15Speedmaster main caps are precision machined from superior quality steel. They come available as stock replacements (straight bolt) or with splayed outer bolt holes. These extreme main cap sets consist of all 5 caps including the rear and front cap. Speedmaster main caps improve reliability in highly stressed engines by reducing distortion of the main bearing bores, and increasing the cap's resistance to closing up under high loads.
