Performance is bottom line. twenty years on rebuild and no wear. I use Mobil
1 20/50 in my Tiger, MG and motorcycles. I use 10/30 Mobil 1 in my Saturn
and Mini. I forgot, I also use 20/50 in my garden tractor...Regards, Gary
B49472283
> Gary,
> I also use Mobil 1 20/50 but I was thinking of going
> to a 10/30 or a 10/40. I'll bet the Shell Super wasn't
> a 20/50 and it seems that a lighter oil may lubricate
> better especially on cold startup which is where most
> wear takes place. Anyone use a lighter oil.
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