Pontiac short POLY LOCK SET 7/16″ For use with roller tip and stock rockers
$ 44.10
- Description When switching to our RAS4 7/16 rocker studs, these are the poly locks – or lock nuts – required to have the best valve train stability and precise adjustment. these work on most rocker arms – stock, roller tip and many others allows stock valve covers to fit – see my 5/16 thick valve cover gaskets for extra clearance

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