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Stage1gs · 04-25-2021, 09:09 AM

The reason I use MMO in my fuel tank is that it gets sloshed around and the inside of the tank eventually gets covered with a light coat of oil.. it won’t stop all rust, but it definitely slows it down.

04-25-2021, 09:09 AM	#31
Stage1gs Member Join Date: Nov 2014 Location: Grant, FL Posts: 37	Re: Marvel Mystery Oil in Crankcase The reason I use MMO in my fuel tank is that it gets sloshed around and the inside of the tank eventually gets covered with a light coat of oil.. it won’t stop all rust, but it definitely slows it down.