Part # 10-503
Adapts 320/350 Holley type Downdraft carbs to
universal single barrel manifold with 1BBL Carburetor, drill to suit.
This item must be drilled to suit individual application.
We will be closed for the Christmas / New year Break 23/12/25 - 06/01/26.. Orders made during this time will be shipped upon our Return
Part # 10-503
Adapts 320/350 Holley type Downdraft carbs to
universal single barrel manifold with 1BBL Carburetor, drill to suit.
This item must be drilled to suit individual application.