Steering Column to steering box: Coupling DISC repair kit: 64-81 (3 3/16") lower Brand new GM original Vacuum

Brand new GM original Vacuum advance for the standard Pontiac HEI (coils in the top of the dissy) V8 engine

or a Chevy BB

Valve Seats Machined: Yes

(Click on image to enlarge)

Note the angle of the mounting brackets

Steering Column to steering box: Coupling DISC repair kit: 64-81 (3 3/16") lower Brand new GM original VacuumThis is the steering column Heavy Duty Rubber disc that insulates the two halves of the lower intermediate steering shaft coupling. It is 3 3 16"across. O. D. 1 1 3" (1. 3333) I. D. Thats normal on most GM Cars from around 1964.. but check.. especially on Right Hand Drive Conversions where a coupling from a Holden MAY have been used to take advantage of the lower half of the coupling disc clamp being Holden and smaller then the original.. also some