Progressive Carb. Kits

Progressive Carb kits accelerates with 2 barrel performance... Cruise on 1 barrel for economy up to half throttle, then open it up for full 2 barrel performance. Kits are available for Type 1, Type 2, Type 3 (Cutting Required) and Type 4. Click Product Options to choose  your kit.  Cutting Required on the engine lid cover on Type 3's, comes with plastic cover to seal off.