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Long story short, what effects of the maxium spark advance being retarded 6 degrees would do to an outboard? would it just never be able to achieve max rpm? Any thoughts on this? Is there any other way that one of these crossflows can be out of time other than a sheared flywheel key or sticking...
If you have a '87 30 hp and someone has replaced the carburetor to an early 80's 35 hp carb should the high speed orifice match the engine or the carb?
My concern is that the earlier carb has a smaller orifice(59d) than what the 1987 carb would have(63d) and could I could possibly be too lean..
