If it's an Intek, give Don a shout at G-Team, office hours and contact info are posted there on the site. See Full Contact Info link left navigation bar if you can't find it elsewhere.
You can shoot him an e-mail anytime, but he tries to reserve Sunday for family and he works swingshift on the day job, so his schedule is kind of odd for phone calls.
Not sure what he's doing to the valve train on those, but he does have a cam profile worked out.
If it's a Vanguard... he doesn't do those!