i'm gonna change the oil in my car this week sometime, and iwas just wondering if anyone had any thoughts to share on switching over to synthetic oil. will it make a big difference for the price diff??? Sean Penny '84 Zender Z400 Scirocco (in progress) -- To subscribe or unsubscribe, send email to scirocco-L-request@privateI.com, with your request (subscribe, unsubscribe) in the BODY of the message.