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captndan · 11-07-2019, 12:21 PM

It is not a good idea to use STP or Lucas. The high speed gears will fling it out onto the housing. That’s where it stays effectively reducing the amount of oil in the transmission. Stay with 600W oil.

11-07-2019, 12:21 PM	#20
captndan Senior Member Join Date: Nov 2015 Location: Tennessee Posts: 714	Re: Update on transmission plug It is not a good idea to use STP or Lucas. The high speed gears will fling it out onto the housing. That’s where it stays effectively reducing the amount of oil in the transmission. Stay with 600W oil.