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List of motorcycles by type of engine is a list of motorcycles by the type of motorcycle engine used by the vehicle, such as by the number of cylinders or configuration. A transverse engine is an engine mounted in a vehicle so that the engine's crankshaft axis is perpendicular to the direction of travel.
The flathead engine saw service in Harley-Davidson motorcycles beginning with the Model WS flat-twin, produced from 1919 to 1923, [6] and continuing in 1924 with single-cylinder export-model 21-cubic-inch (340 cc) and 30.5-cubic-inch (500 cc) singles and continued in Servi-Cars until 1973. In the domestic U.S. market, the 45-cubic-inch (740 cc ...
The Ford flathead V8 was licensed to other producers. It was used by Simca in France until 1961 and in Brazil until 1964 for cars and until 1990 in the Simca Unic Marmon Bocquet military truck. [6] In the United States, the flathead V8 was replaced by the more modern overhead-valve Ford Y-block engine in 1954.
A crossflow T-head sidevalve engine The usual L-head arrangement Pop-up pistons may be used to increase compression ratio Flathead with Ricardo's turbulent head. A flathead engine, also known as a sidevalve engine [1] [2] or valve-in-block engine, is an internal combustion engine with its poppet valves contained within the engine block, instead of in the cylinder head, as in an overhead valve ...
Flat engines offer several advantages for motorcycles including a low centre of mass, low vibration, suitability for shaft drive, and equal cooling of the cylinders (for air-cooled engines). [ 5 ] [ 6 ] The most common design of flat engine for motorcycles is the boxer-twin, beginning with the 1905 Fée flat-twin engine, manufactured by the ...
IOE engines were widely used in early motorcycles, initially with the inlet valve being operated by engine suction instead of a cam-activated valvetrain. When the suction-operated inlet valves reached their limits as engine speeds increased, the manufacturers modified the designs by adding a mechanical valvetrain for the inlet valve.
The victim of a deadly crash over the weekend in Templeton has been identified. Brian Olson, 25, of Stow succumbed to injuries he sustained after the dirt bike he was riding collided with a car in ...
The Mercury Y-Block was 256 cu in (4,194 cc) and produced 161 bhp (120 kW), [3] again a similar displacement to the 255 cu in (4.2 L) Mercury Flathead V8 it replaced, but with 29% more power than the older engine's 125 bhp (93 kW). [4] The original Lincoln V8 was also known as a Y-Block. Lincoln introduced their engine in 1952, but it was a ...