Hurst Roll/Control, Line/Loc 12-volt Solenoid Valve - 5667550 rear-break 5 L4 1977 - 1978

5 L4 1977 - 1978 Pontiac Bonneville 403/6

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4 V8 1968 - 1973 Chevrolet C20 Suburban 307/5 V8 1968 Chevrolet C20 Suburban 327/5

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 5551191

Hurst Roll/Control, Line/Loc 12-volt Solenoid Valve - 5667550 rear-break 5 L4 1977 - 1978Overview: The is the legendary Hurst Roll Control, Line Loc that drag racers have been using for decades to heat up the tires in the burnout box for maximum traction before making a pass down the track is also used to provide positive locking action to the front wheels of race cars, reducing the chance of "Rolling the Lights" when staging. This universal solenoid allows you to design, fabricate and build the valve into your braking system the way you