:::Jerry:::: wrote in message
...

If you want to prolong the life of your engine and g/box use "fully"
synthetic oils, not diesel fuel


Bollox ! Other than on engines
that have been designed to use such oil as a
requirement.

No engine is designed to use fully synthetic oils nip

As you would say...

snip drivel and miss information. not worth reading

Needless to say, there are.

The improved lubricating qualities and resistance to high temperature
breakdown of synthetic oils are so widely known that anyone who disbelieves
this is fact is probably a loony. And going by some of your other
posts......