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Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
these caps have a one way valve
Speedmaster hoodies are the perfect way to let everyone know where you go for high performance aftermarket parts and accessories
12-point head design and a larger-than-stock shank diameter
reducing the load on all internal components
For a complete kit that includes discs and calipers please reference PCE164
11/32" Viton Valve Stem Seals (Suits: 0.530" Guides) these caps have a oneValve stem seals control the lubrication of the valve stem as it slides in the valve guide. Too little oil causes stem and guide wear. Too much oil increases oil consumption and can cause a buildup of carbon, leading to valve seat damage and early valve grind. Speedmaster valve seals are posi stop seals made from high temperature Viton material for a long lasting seal.
