I just redid the valves i did not touch nothing eles, the car started mutch better ran great , i ran it for about 5 minutes the idel creeped up to 1500 from 1000, i shut it down to recheck timing now the car will not start at all.. any suggestions? my fuel pressure gauge now drops strait to 0 when i stop cranking the motor, 5-5.5 while cranking.