PAC Racing Springs 10 Degree Valve Lock - 11/32 in Valve Stem - Standard Height (Set of 16) 1131001 Visor cleaning instructions: Use Stilo

Visor cleaning instructions: Use Stilo Visor cleaner

3/4 in Hole

It is designed for the off-road driver only and for vehicles that do not have any TCM controls

If this doesn't stop the leaks

1952-1964 Oldsmobile Super 88

PAC Racing Springs 10 Degree Valve Lock - 11/32 in Valve Stem - Standard Height (Set of 16) 1131001 Visor cleaning instructions: Use StiloProduct Description: Valve Lock 10 Degree 11 32 in Valve Stem Standard Height Steel Natural Set of 16 Traditional Springs are made from the same size (Diameter) wire throughout the helix of the spring. PAC Racing Springs has partnered with technology leaders in order to provide this advanced new tapered wire product. Tapered wire allows for a true progressive and dual rate without reducing spring travel and increasing weight from traditional methods.