any one knows whats the max lift in the mmr valve springs and retainers package for gt500 s ?
Sep 27, 2016 #1 red gt500 Member Established Member Joined Jun 18, 2011 Messages 335 Location ohio any one knows whats the max lift in the mmr valve springs and retainers package for gt500 s ?
Sep 27, 2016 #2 Catmonkey I Void Warranties! Established Member Premium Member Joined May 20, 2011 Messages 3,854 Location Louisiana I believe it's .550".
