Asked in
Chevy 350

Chevy 350 engine with HEI runs with spark plug gap at 025 will run at 035 but starts breaking up when hot runs very rough at 045 What part of the ingnition system is faulty?


User Avatar
Wiki User
September 19, 2007 3:03AM

Found a bad ground wire inside coil/cap combo. Repaired ground wire and motor is running great.