Re: Oil Pressure?
Posted by JWL On 2013/1/5 15:29:50
Good suggestion O_D. I shimmed the oil pressure relief valve spring in my 47 Custom with the 356 engine and gained about a 20% increase in pressure at all speeds.
(o{}o)
This Post was from: https://packardinfo.com/xoops/html/modules/newbb/viewtopic.php?post_id=115444