I've never lived in a hi altitude area, Illinois is pretty flat besides boring....
But I've had Carter BBD s and Holley 2245s ( what they used on 360s) that had that same 3 bolt idle comp. Nothing really about altitude in that.
But I've had Carter BBD s and Holley 2245s ( what they used on 360s) that had that same 3 bolt idle comp. Nothing really about altitude in that.
