i've new points, cap, rotor & condenser. rewired the coil, timed it but it till runs poorly, no power, misfiring. this started happenning w/o warning. ran great for sixty + miles down the hwy. parked it. went to bed. woke up the next morn'n and it crawled to where i meet my commuter bus. then on my way home it crawled for about 20 minutes than started cruis'n great. next day same thing.