Originally Posted by W5Duster436
Did you try the adjustable rotor with any luck to fix your issue?

The MSD dual sync with a phasing rotor kit will work with a FAST EFI.

FYI - I had a custom un-terminated long harness made and hid the ECU above the glovebox. With the Shaker scoop you can't really tell its EFI.
AG.

001 (2).JPG053.JPG
1970 Challenger w/572 Hemi street car and my pride and joy. 1986 T-Type with 272 Stage 2 Buick V6 engine - True 8 second street car. Just updated the engine and put down 928 HP @ 35# boost to the ground on chasis dyno. 1976 Cee Bee Avenger Jet Boat - 460 Ford powered.