2 Weeks on Mobil 1 oil
#31
I started useing Syn. oil in my 1956 Porsche Speedster in 1956, It was Stein c the only one available then since Mobil1 came on the market thats the only oil I use and change at about 4000 miles may not need to but out of habit as I only drive about 5000 miles a year not a lot of$$$$$
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xonelife1983x
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