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Registered
Join Date: Jan 2000
Location: Richmond, VA USA
Posts: 1,058
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Keep up the good work! Interesting stuff.
What we are talking about here is the AAR -- Aux Air Regulator. The AAV -- Aux Air Valve -- is the english-muffin-lookin' device mounted behind the fuel distributor The AAV provides start-up air then closes immediately upon engine start.
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