1989 7.4 liter 454 mercrusier

[tarpin85]

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.

 

[fastjeff]

Never seen an outboard that large!

Jeff

 

[tarpin85]

Never seen an outboard that large!

Jeff

sorry it inboard need help have change ignition sensor new cap rotor button cant get it to fire off of dis. cap on 3 5 and 8