Most of the larger outboards are two stroke, unless it is very new. Most 115 Mercurys are inline four cylinder, except the very first ones built in the 60's and early 70's
40
no year, 2stroke? 4 stroke? VRO?... my guess would be either incorrect gap or bad fuel mix if its a 2 stroke. could also be water in the cyl. without more info, thats all i got.
alot
25 horse power.
where are the spark plugs on a yamaha115 4 stroke motor
1983.
Well the most current is 2013.
A 115 hp Mercury, serial number 6580904, is a 1984 year model.
The 115 hp Mercury outboard, serial number OD049801 is a 1991 year model.
Mercury outboard 115 hp, serial number 2931955, is a 1970 year model.
A 115 hp Mercury outboard, serial number OC238909, would be a 1990 year model.
propeller