I'ts great stuff but after you rinse the part off per instructions put something on it to protect the surface from rerusting. I'ved used it on alot of rust metal. But the really bad stuff it may not cut it all, that would be for a blaster then.Anyone ever used Evapo-Rust?
A set of 3.90 gears would fix all your problems.GN rear The housing is good which is the main thing
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