A simple method of breathing a late block with early manifold is, remove the vent tube from the front of the valley and cut an inch off the top. Reinstall with Loctite.
Use an early, vented fuel pump stand with vented cap.
Absolutely! Click on the link BELOW for the entire subsequent thread which I posted when we eventually finished-up the project. Thanks for the interest!
A simple method of breathing a late block with early manifold is, remove the vent tube from the front of the valley and cut an inch off the top. Reinstall with Loctite.
Use an early, vented fuel pump stand with vented cap.