Wilwood Proportioning Valve - Lever Style BR40011 All MSD Extra Duty Distributor

All MSD Extra Duty Distributor Caps are designed with performance in mind and are molded from high quality

0" Diameter

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Large 10' x 20' black pit mat is made from heavy-duty vinyl and includes securing grommets

Usually provides 2200 to 2400 Stall behind Small Blocks and 2400 to 2600 Stall Behind Big Blocks

Wilwood Proportioning Valve - Lever Style BR40011 All MSD Extra Duty DistributorThe new generation of adjustable proportioning valves combines the latest refinements to deliver precise pressure metering and strength from a compact forged billet design. Pressure adjustments range from 100 1000 PSI and provide for a maximum decrease of 57% in line pressure, the most of any available valve. This proportioning valve has six preset points actuated by moving a lever allowing racers to quickly adjust brake bias during a race. The lever