will be changing my diff oil but which oil do peeps recommend ?? redline 75w90, royalpurple 80w/90 silikolene syn 5 75w/90 is there any benefit in using these more expensive oils or would any normal gear oil be as good ?? also is it 3.1 or 2.1 litre for a j spec tt thanks in advance.
will be changing my diff oil but which oil do peeps recommend ?? redline 75w90, royalpurple 80w/90 silikolene syn 5 75w/90 is there any benefit in using these more expensive oils or would any normal gear oil be as good ?? also is it 3.1 or 2.1 litre for a j spec tt thanks in advance.