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roadrunnertrd
01-28-2006, 08:01 PM
Could somone tell me the difference in engine oils? For example whats the difference between synthetic & semi-synthetic & viscosity e.g. 15W 40 & say 5W 30?
Cheers.

Gary
01-28-2006, 08:51 PM
http://www.chris-longhurst.com/carbibles/engineoil_bible.html

roadrunnertrd
01-29-2006, 09:54 AM
http://www.chris-longhurst.com/carbibles/engineoil_bible.html

Thanks for that info mate, it all makes sense now.