Manley 10 Degree Valve Lock - 5/16 in Valve Stem - 0.050 in More Height - Black Oxide - Set of 32 23-TR1-N-XS One-piece construction from

One-piece construction from

1965-1980 Chevrolet Impala

1/2-20 in Left Hand Male Thread

The 4770 features a 1

BBK Performance phenolic intake manifold spacer kits have proven to be a great way to increase performance for late model Ford EFI owners Phenolic spacer is CNC Machined from 3/8 inch phenolic material

Manley 10 Degree Valve Lock - 5/16 in Valve Stem - 0.050 in More Height - Black Oxide - Set of 32 23-TR1-N-XS One-piece construction fromProduct Description: Valve Lock 10 Degree 5 16 in Valve Stem 0. 050 in More Height Steel Black Oxide Set of 32 Manley Performance high performance and racing engine parts have been powering winners since 1966. Since our inception in March 1966, Manley Performance Products has been at the forefront of the high performance automotive industry. Founded by gearhead Hank Manley shortly after his graduation from Brown University, our journey began with a