Posted by Kaegi [98.247.164.246] on Thursday, January 09, 2014 at 00:14:16 :
In Reply to: Re: Another cam question posted by Todd Somers [66.226.62.22] on Wednesday, January 08, 2014 at 21:53:31 :
the stock cam is designed for 70 octane so a new grind is a must and really helps a whole bunch. modern regular 89 octane is race fuel for a flathead!
doesn't cost much either