I have a 1989 7.4 liter 454 mercruiser it has mechanical fuel pump with thunderbolt Iv ignition having problems with getting fire from distributor cap on 3, 5 and 8 cylinders any help is appreciated.
I have a 1989 7.4 liter 454 mercruiser it has mechanical fuel pump with thunderbolt Iv ignition having problems with getting fire from distributor cap on 3, 5 and 8 cylinders any help is appreciated.