Tom still works on them, he lives down in Payson Az or at least as of 10/05 he did as he over hauled mine and reset the timing for a flathead (541) 948-0547 HellRaiser
Don Zig is VERY SLOW I waited over 3 months the last one I sent them before I switched to a MSD Pro Mag Give Spud a call at Fuel Injection Enterprises in Oregon. Very good guy he does mags, fuel injection setup and flowing. You will be very happy if you have him do it! Very good prices also his info website www.fuelinjectionent.com e-mail tech@fuelinjectionent.com phone 541-990-2485