1 part GM Carburetor/Upper Cylinder Cleaner Oxynate S Brownells sells a product called Oxynate S (pn 082-029-016) which is used to remove copper from bluing tanks. It can be used straight or mixed into a bore c
obviously 3 inch would give more flow, but would 2 inch be enough? colder air = more oxygen, but would freezeover of the intake manifold be a problem? i either wont have the snorkel on in winter, or wont be driving it much in the winter. and last, but surly not least. i know AL...