In the early 1900s, Waterman was the first company to release a gasoline - powered outboard engine, a two - stroke called the Porto - Motor. While earlier outboard ... from two-stroke powerheads to ...

Adjusting to the increasingly more stringent emission rules with the adaptation of four-stroke combustion and direct fuel injection in 2001, Tohatsu is recognized for building outboard motors ...

At bottom-dead-center (BDC) the inlet valve is closed and the compression stroke (b) starts. Work is done on the air/fuel mixture as the piston moves to TDC. In the vicinity of TDC the spark ignites ...

Nothing beats a day on the lake in a little boat with an outboard motor putt-putting along behind you. It’s great fun, if perhaps a little noisy with all that putting going on. And maybe that ...

Some are used independently, while others are used in conjunction with other outboard motors. With an outboard, the boater will steer the boat by moving the entire motor side-to-side. With an ...

(Robert Martin/) The four-stroke spark-ignition internal combustion engine, invented by Nikolaus Otto in 1876, was a big step ...

To make sure the motor stays lubricated without disrupting the combustion process, two-stroke engines require low-viscosity ...

Current Olympic distances are 100m and 200m. The breaststroke is a highly technical stroke and is therefore difficult to master. It is the slowest of the four Olympic strokes. The arms must move ...

Ruth Carter lost the use of her right arm when she suffered a stroke a month ago. Just 10 days ago 64-year-old Horace Cox lost the use of his left arm when he had a stroke. These stroke survivors ...

Recent preliminary research and trials suggest that the brain is 'plastic' and that the natural history of stroke recovery can be improved by physical therapy and pharmacotherapy. Motor weakness ...

Grace Kim opened a four-stroke lead Friday in the LPGA Tour’s JM Eagle LA Championship, shooting a five-under 66 in tricky afternoon conditions at Wilshire Country Club. A stroke ahead after an ...

WASHINGTON, D.C. – Fourth-ranked Xander Schauffele fired a four-under par 67 to seize a four-stroke lead after Friday's (Saturday in Manila) second round of the PGA Tour's Wells Fargo Championship.