The sticker on the side of my 6hp two stroke Suzuki OB reads 100 to 1. Unsure of the year.
Wiki User
∙ 12y agoIf you are using NGK plugs, the plug model is BP6HS and the gap is 0.035. I had to look it up also for my 6HP Suzuki outboard on my sailboat.
.035
50:1
Model number 6303, would be a 1973 year model, 6hp Evinrude outboard.
Johnson 6hp spark plug gap
50.6
My best guess would be about 5-8 mph
it weighs 27kg
The correct plug gap for the 1971 model, 6hp Johnson outboard, is .030-.035 in. It requires a Champion J6J, or NGK B6S.
RJ8C Champion
50:1
The Johnson model CD25R, is a 6hp outboard, produced in 1968.