does 50/50 mix of 5Wx30 and 10Wx30 produce 7.5Wx30?
for example mixing Pennzoil platinum full synthetic 5Wx30 with 10Wx30
does it produce PP 7.5Wx30 (based on Pennzoil standards). I know some oils run thinner/thicker than others ...
Q2: is it bad to mix if you have left-overs?
for example mixing Pennzoil platinum full synthetic 5Wx30 with 10Wx30
does it produce PP 7.5Wx30 (based on Pennzoil standards). I know some oils run thinner/thicker than others ...
Q2: is it bad to mix if you have left-overs?