Carb Spacer, Ultimate 4150 2.250", to 4500 Manifold Adapter - This two piece, spacer set is designed to fit dAMBEST Ultimate series carburetors with 2.250" butterflies to 4500 manifolds.

Spacers come standard black anodized. Here are top, bottom and end views.

Please allow 1-3 weeks delivery depending on inventory.