Re: 1938 Packard Hearse - HELP PLEASE!!!!!!!!!!!

Posted by Eric Boyle On 2008/8/7 1:52:08

On an original engine that hasn't been rebuilt I'd use Castrol 10W40. I have found that Castrol makes the best natural oil, and if it's a rebuilt engine, I'd personally use 10W40 Mobil 1 synthetic, but these are my personal preferences, take them as such.