Just curious synthetic or conventional, and does anyone use those high mileage engine additives, what kind of mileage does your engine have
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Boston Mangler said:What about synthetic leaking past seals easier?
HZJ60 Guy said:That is the old argument.
If your engine is going to leak then you need to fix it!
If your engine leaks because of synthetic oil it is need of repair!
Boston Mangler said:Ok Thanks!
What visc is recommended for a 2F with 220k but 10k on a rebuild? 20w50?
cruiser_guy said:...
btw I run 15w 40 Shell Rotella ...
cahilc said:Boston,
Was the motor rebuild for mineral or synthetic oil ? There is a difference. Find out if possible.
Rememeber, synthetics were not popular until early 1990's. Most of our motors were build with the intention of running mineral oils.