Only if you need the vacuum. Back of intake has a vacuum source. There is also one small vacuum under a stock Holley baseplate.Was wondering about the vacuum too, so guess I would have to get the base plate also ?
What are you trying to accomplish here? RICKHas anyone ever used one of these?
Yes they do as in valve covers, carb and carb bodies. I am pretty certain that Quick Fuel sets up their carbs. I ran a 950 Proform carb on a 406 street-strip car and it was super responsive.They make pretty good STATIONARY PARTS!(no moving pieces):yes: