Rebuilt 318 install problem
Forget the coil for now
You know how to use a piston stop? Verify that the timing marks are correct
Either the timing mark is wrong because the balancer has slipped, or you have a mismatched timing cover/ balancer, or you have the pickup coil leads reversed Google "rotor phasing"
You ARE connecting to the front plug on the driver's side, right?
(Fords are on pass side LOL)