Without oil, there will be no lubrication. Metal will be moving directly against metal, without a protective oil layer in between. This will cause heat and wear. Pistons can seize in the cylinders and bearings will wear out.
yes
straight fuel/4 stroke
it could be ether !! would need more info E.G make and age !!
The 1974 is a two stroke and weighs approximately 72 lbs. The four stroke equivalent from Johnson today is a little over 100 lbs.
Depends on if its a 2 stroke or 4 stroke.. The 4 stroke are 550-625lbs depending on shaft length and the 2 strokes are 360-410lbs
No, you have to have a license to drive any kind of boat ... sorry
It will flow over the sides
winterize 2013 yamaha 4 stroke twin jet boat
If there is no oil tank on the engine, the oil must be added to the fuel.
Its a merc. Worth about 8 bucks. Buy a yamaha!
One spark plug per cylinder. You didn't mention how many cylinders.
If we are talking about a 2 stroke engine, a TCW-3 rated, 2 cycle oil is required. For a 4 stroke outboard, 10-40 wt. oil is usually recommended.