4 Barrel Billet Aluminum Black Anodized Carburetor Main Body 4150 Double Pumper

This design features tubes instead of discharge nozzles that provide a more consistent fuel flow. Want to upgrade your street carburetor to a high performance race carb but don't have the means to do a complete carb swap? If you can turn a screwdriver, you can get 25 to 50 HP from these Proform main bodies. With no air horn, choke tower, or choke control to restrict airflow, they deliver extra power easily and affordably

Specs:

Part Type:                                                          Carburetor Main Body

Main Bosy Material:                                           Billet Aluminum

Main Body Finish:                                              Black Anodized

Booster Type:                                                     Down-Leg

Main Body Gasket:                                             No

Accelerator Pump Discharge Nozzle Included:  N/A Tube Design

Air Bleeds Included:                                           Yes

Air Bleed Material:                                              Brass

Primary Outer Air Bleed Size Included:              73

Primary Inner Air Bleed Size Included;               36

Secondary Outer Air Bleed Size Included:         73

Secondary Inner Air Bleed Size Included:          36

Note:  This Carb does not have a passage to operate Vacuum