Three Step Module Selector - 8737 clutches-and-parts Pump to Carburetor Fuel Line

Pump to Carburetor Fuel Line For 64-66 Ford Thunderbird 390 4BBL w/ Power Steering Stainless - SPC6401SS

7 V8 1968 - 1981 Chevrolet C20 Suburban 1969 - 1982 Chevrolet C20 Suburban 292/4

7 V8 1969 - 1974 Chevrolet C20 Suburban 350/5

6 V8 1972 - 1976 Mercury Montego   400/6

1982-1992 Pontiac Firebird 5

Three Step Module Selector - 8737 clutches-and-parts Pump to Carburetor Fuel LineOverview: As an example, we'll use a drag car with a Three Step Module Selector plugged into the rpm socket of a 7AL 2 Ignition. The different rpm modules are activated when 12 volts are applied to a corresponding wire. By connecting one wire to the line lock circuit, one module will be activated during the burnout. This helps keep tire temperatures consistent. When the line lock button is released, the limit turns off. When you're on the starting