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The Panhead is an overhead-valve Harley-Davidson motorcycle engine, so nicknamed because the rocker covers resembled cooking pans. The engine is a two-cylinder, two-valve-per-cylinder, pushrod V-twin, made in both 61 c.i. (EL) and 74 c.i. (FL, FLH) displacements.
The engine is a two-cylinder, 45 degree, pushrod actuated overhead valve V-twin engine with two valves per cylinder. It was the third basic type of V-Twin engine used by Harley-Davidson, replacing the Flathead-engined VL model in 1936 as HD's top-of-the-line model. The engine was manufactured until 1947 and was replaced by the Panhead engine in ...
Flathead motorcycles are a type of bike that was a standard for pre-war motorcycles, in particular US V-twins such as Harley-Davidson and Indian, some British singles, BMW flat twins and Russian copies thereof. [1] Flathead motorcycles have side-valves contained within the engine block, instead of in the cylinder head, as in an overhead valve ...
The V2 engine introduced in 1948, colloquially called Panhead, was available as E, EL, F, FL depending on size and compression 2019 Harley Davidson FLHT. Harley-Davidson FL is a model designation used for Harley-Davidson motorcycles since 1941, when F referred to the new large capacity 74 cui (1200cc) variant of the V-2 Overhead valve engine (″Knucklehead″) that was introduced in 1936 as ...
An overhead valve engine, abbreviated (OHV) and sometimes called a pushrod engine, is a piston engine whose valves are located in the cylinder head above the combustion chamber. This contrasts with flathead (or "sidevalve") engines , where the valves were located below the combustion chamber in the engine block .
1957 "Ironhead" overhead-valve engine introduced. [4] 1958 XLH touring high compression model and XLCH sportier "Competition Hot" model introduced. 1967 Electric starting introduced on XLH [5] 1972 "Ironhead" 1,000 cc overhead-valve engine replaces 900 cc. Claimed power was 61 hp (45 kW) @ 6,200 rpm and a top speed of 116 mph (187 km/h) [4]
Harley-Davidson engines are now made at Harley-Davidson Motor Company's Pilgrim Road Powertrain Operations facility in Menomonee Falls, Wisconsin. The company's founders started making smaller flathead motorcycle engines individually by hand and fitted to bicycles in the 10 ft x 15 ft wooden barn in Milwaukee that was the Harley-Davidson ...
The valves have both upper and lower guides, and the rocker arms are forked at the valve end to operate the valve by pushing on a metal shoulder part way along the length of the stem. On Series B and Series C Shadows the spark-plug for the front cylinder is on the right hand side while the one for the rear cylinder is on the left.