Quote Originally Posted by threearmsinjune
Is the battery getting weak from all the cranking? Is the coil getting power from the switch, the points power from the coil, and is the condenser wire mounted in such a way as to not get pinched or contact the breaker points as they open? Are the points opening at the right time and is the dwell timing reasonable? Sounds like you have some intimate time with the test light ahead of you
Are the plugs fouled by chance?