Shovel tappet guides for Evo tappets

Polished. Allows you to use the improved hydraulics of Evo tappets in a Shovel. When retro-fitting these billet aluminum tappet blocks to a Shovel engine you must use 86-99 Evolution Big Twin hydraulic lifters, an Evo style camshaft and S&S Quickee pushrods. If desired you can oil the top end through the pushrods (with 512497 Quickee pushrods), Evolution style, when using S&S Shovel roller rockers (512493).