Northcoast Tool 5671 Tappet Block Alignment Screws
Features and Benefits: Fits 1979 to Present Big Twins Block Oxidized Finish Made in the USA 2 year manufacturers defect warranty Use the handy machined screws to perfectly align the tappet blocks and the lifters with the camshaft.
Northcoast Tool 5671 Tappet Block Alignment Screws Review
I had better , but this are more practical.