76 olds 350
#2
How do you know this? Also, what kind of carb is this?
If it's a Qjet and you are simply revving the engine in park the secondary air valves (which are NOT the secondary throttle blades) will just barely open. They are designed to open in response to demand, and there is little demand in park.
If it's a Qjet and you are simply revving the engine in park the secondary air valves (which are NOT the secondary throttle blades) will just barely open. They are designed to open in response to demand, and there is little demand in park.
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