Join Date: Jul 2000
Location: Freezing, in Canada!
I had that issue as well....untill I got them dialed in....tighten the allen lock down THEN I get the allen key and box wrench lined up one on top of ech other and give (BOTH at the same time) another 1/8th turn or so...they will "squeek"....haven't had an issue since.
1967 GT Coupe, 4 speed toploader, 393W, Custom Cam, Canfield Heads, Vic Jr Intake, Crane Ignition, Holley Ultra Avenger Carb, etc........
2003 GT Convertible, K&N cold air system, Magnaflow cat back, auto...MINT...Loving it!