| Re: [Causing Trouble?] Choice Of Oil For An Older C4 |
Subject: Re: [Causing Trouble?] Choice Of Oil For An Older C4 by bogus on 2011/5/28 23:56:25 The only problems with synthetics is how they clean and expose seals to leak that may not have leaked before. But since the inside of the engine is already clean, and has stayed that way, you are ok. I would used the M1 5-30... or, because of the age, go with M1 10-30. Either will work ok. |
