These hardcore racing carbs can be quickly and easily adjusted to changing track conditions and feature a beautiful anodized billet aluminum body. Race calibrated boosters, scalloped venture openings, and recessed screw in air bleeds for precision throttle response and airflow tuning on the fly. Each 4 barrel , square bore carb has 5 stage emulsion billet metering blocks and chrome lightweight fuel bowls that feature sight plugs for easy float level adjustments. This is a mechanical secondaries carburetor for 4150 and 4500 style intakes, four corner idle systems, down leg boosters and adjustable needle and seats. All carburetors to be used with gasoline only.
The RACE BRED OUTLAW is perhaps the best value for the dollar in the carburetor market today. Procomp has done some very extensive research with the help of dyno runs, racers and street heroes alike. Speedmaster has taken their 4150 based carburetor to the next level.
These carbs will come with an adjustment to suit the following engine applications, they are aimed directly at optimizing power and performance in well prepared street engine and race applications.
E.G. Well prepared 400-502 c.i. applications & 632 c.i. Engines.
However carbs can be tuned to your specific applications, this is a fully adjustble carb.
Anodized billet Aluminum metering blocks with changeable emulsion bleeds and idle restrictors.
Large sight glass windows for quick fuel adjustments
Cast aluminum baseplate
Dual adjustable accelarator pumps
Stainless steel throttle plates
Contoured venturii inlet increased airflow
Calibrated for Gasoline
Screw in Air Bleeds
Down Leg Boosters
Two sided Fuel inlets
4 Corner Idle System
All Speedmaster carbs are Hand Assembled and dyno-tested here in the United States to ensure optimum performance. Each carb is built using quality Speedmaster and Holley Parts. Each is assembled and dyno tested to ensure proper performance and adjustment. Comes with Limited 1 Year Warranty.
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