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International Automotive Technicians Network
Re: Waste oil as Rust Proofing Spray
Posted to Technical Discussion Forum on 9/14/2021

Nope. I did it as a broke ass kid 35-40 years ago. Doesn't last, makes a mess, damages rubber bushings and hoses and can make nylon parts brittle, wasn't much of an issue as there was almost no nylon back then. Login to read more.