Is Johnson jw 10 head the same as jw12?

What practice reduces the risk of a boating emergency? What is the weight of a 1994 Yamaha 9.9 hp outboard 4 stroke motor? What agency offers the best overseas adventure travel options? When a skier is being towed behind a vessel who has responsibility for avoiding other vessels an obstructions in the water? What does red and green band buoy mean? How long does it take to sail from Pakistan -England? How long does it take to get to Florida by cruise ship? What is the spark plug gag setting for a 2002 Yamaha 25 HP 3 cylinder outboard motor? Where is it illegal to operate your boat? How deep can a pleasure submarine go? How long does it take to sail around Jamaica? What is the difference between an air boat and a hovercraft? What do you call a room aboard a ship? Where will and isolated danger buoys be moored? What is the term for feeling sea motion after sailing? How are modern day submarines different from early ones? What normally prevents a Hartzell Compact propeller from going to feather when the engine is shut down on the ground? A skier is being towed behind a boat who is responsible for avoiding Boats and hazards? How do you change lower unit oil in 115 mercury 4 stroke? An outboard engine backfires what will prevent the ignition of gasoline fumes?