Racing Carburetors - But Is It Better? Photo Gallery
5 A lot of attention has been paid to the fact that the Ultra’s billet aluminum base plate (right) which eliminates the annoying habit of the cast plates to crack and break at the carburetor studs when they are over tightened. But notice that the bolt holes on the four corners are slotted. This makes the carb a direct bolt-on with both standard and Dominator-style intake manifolds.