| Re: How interested is the forum in seeing some back to back head tests? |
Subject: Re: How interested is the forum in seeing some back to back head tests? by tpi421vett on 2009/1/29 3:05:28 One other thing to note. The comp heads come standard with the upgraded spring retainer set up. So they are just regular retail with those upgrades built in. The spring/retainer upgrade is optional for the streeet heads. |
