Description
Blank carburettor adapter spacer block made by Aussiespeed is a sand cast aluminium 20mm thick that can be drilled, welded and used for fitting 350 holley 2 barrel carbs to a variety of different manifolds. The 2 throttle bores are tapered and the 4 outer holes are drilled 6.5mm so they can be tapped to 5/16 unc or drilled out to be used to space a carb higher
The carb block pictured has had the 4 outer holes drilled out to fit over 5/16 studs.
This is drilled with pilot holes so it can be taped to 5/16 to accept studs or drilled out to fit over 5/16 carb studs, you will need to either tap or drill before use.
