Harley Davidson Knucklehead
In American Classic motorcycles industry Harley Davidson Knucklehead is one of the most desired motorcycle in existence. The transition from the long-serving but under-powered side-valve flathead V-twin engine to the higher tech and higher powered overhead valve pushrod engines was introduced by 61 cubic-inch E, ES and EL Harley-Davidson models.In the year 1937, Joe Petrali set the world of 136.183 mph in the partially streamlined twin carburettor EL at the Daytona beach. The EL covered 1825 miles in 24 hours to show the engines reliability and speed. At an average speed of 76 mph setting a new endurance record. 1704 knucklehead were produced in 1936 among them 1526 were EL version. On the other hand 152 of E and 26 of ES versions were built. The E model was dropped out of the line and the produced bikes got warning to replace oil pressure and ammeter gauges also a completely enclosed rocker box and transmission by the year 1938. The 61 ci was improved to 74ci(1200 cc) also other mechanical improvements were made in the product line. When the WWII took place production was limited for civilian and mechanical were manufactured to support the war. The war did effect the production. Total of 4068 units were produced in 1940 on the other hand in 1943 it degraded down to 158. The production was rebounded by 1947 to 4354 both EL and ES. But in 1948, the introduction of Panhead engine set the sail of Knucklehead.
Harley Davidson Knucklehead Engine type is Air-cooled, four-stroke, V-Twin, OHV and Displacement 1208 cm3. Horse power 53/6000 KW(hp)/RPM. It has 61.0mm Bore and 61.0mm Stroke.
Harley Davidson Knucklehead has 4-Speed manual Gear box. Harley Davidson Knucklehead is Chain driven Motorbike.
Front Suspension is Springer forks and Rear Suspension is Hardtail. Harley Davidson Knucklehead has Drum Front and Rear brake.
Harley Davidson Knucklehead weight is 254kg or 560 lbs.
Harley Davidson Knucklehead has 16-inc tyre in front and rear.
Average Rating Harley Davidson Knucklehead