OP OP D Dave_J Aug 2, 2009 #3 so whats the difference between them all? will it not last as long or is it just something temperature related? will it cause any problems or extra wear and tear not using the 75/90 cause i've just noticed it is recommend in the FAQ LOL cheers
so whats the difference between them all? will it not last as long or is it just something temperature related? will it cause any problems or extra wear and tear not using the 75/90 cause i've just noticed it is recommend in the FAQ LOL cheers