1989 70 hp Johnson

[jsmith005]

Problem : Engine won't idle Spark test failed on #2 cyl.
Dva test good on stator, Ohm test good on timer base
Replaced power pack now good strong spark on all 3
Owner returned with new problem, engine has high speed skip
Test run in tank and skip starts around 3200 rpm
repeat all test agin everything test good
ending acts like someone turns key off then back on stops fire on all 3 at same time
Replaced stator, no help, replaced timer base, no help cleaned flywheen all magnets good
Engine never shuts down. disconnected voltage regulator no help, disconnected engine
from boat , no help removed stop wire from power pack still no help
Anyone ever sceen flywheel go bad?

 

[racerone]

Who is paying for all the parts ???-----------I certainly hope it is not the owner !!-------------I guess you could try a new flywheel, a bit pricey though.

 

[jsmith005]

I had all parts in stock, Will install old parts after i find the root cause
Thanks