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Home >> Mazda >> 1972 >> RX-2 Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Zenith-STROMBERG 4-Barrel >> Operation >> Acceleration Circuit
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Acceleration Circuit

Circuit measures and supplies fuel for rapid acceleration and smooth engine operation. Accelerator pump is connected to primary throttle valve by a link. When throttle is opened, accelerator pump sprays fuel through pump nozzle into venturi.