IT HAS A 570 IN IT SOMETIMES IT GOES GOOD MOST OF THE TIME NOT ENOUGH POWER TO COME UP ON PLAIN. REPLACED FUEL LINES, FUEL FILTER, REBUILT CARB, REPLACED PLUGS, WIRES, CAP, COIL, ROTOR, AND ELECTRONIC PARTS IN DISTRIBUTOR. CHECKED FUEL PRESSURE AT 6PSI AND COMPRESSION TEST AT 150LBS PER...