Finally found it. It was a bad ground wire.
Type: Posts; User: BRR; Keyword(s):
Finally found it. It was a bad ground wire.
Still no fire with controls disconnected.
It's a 1998 yamaha 90 2 stroke. I will check spark with controls unhooked.
The yamaha 90 I am working on will only fire if I disconnect the yellow wires coming out of the cdi? It's the only way it will run, what does this mean?
When you pull the crank for a re build, how do you check your bearings? All 4 spin freely. Is there any good way to test them?
when shaving an old style yamaha 50 head is it necessary to mill out some relief for the domed piston or does the gasket give enough clearance between the head and piston? i think it is called the...