Ariel – KH – 500 cc – 1958

Ariel 1955ca KH 499 cc OHV twin frame # CAPR 13268 engine # LE 787The KH we present is a goodlooking older restoration in running condition. This KH comes with electronic ignition, Amal concentric carb and luggage rack with “Touratech” bag. Transport can be arranged at cost.Triumph starts a parallel twin vogue in 1937 and the other British manufacturers have to follow suit to stay competitive; BSA designs the A7 and in late 1947 Ariel comes up with the KH 500 cc twin. It’s designed by Val Page and well-received by the motorcycle press, who praise the pleasant and easy-going nature of the engine. Most of the design pretty much follows contemporary best practice, with a one-piece crankshaft carrying a central flywheel ring, and valve gear operated by two cams with widely spaced lobes. This put the cams’ stress points close to the end-bearings, which reduces any tendency to flex, and also means that that the tappets and push rods are well-enough separated not to interfere with cylinder block cooling.The engine has63 x 80 mm bore x stroke and a compression ratio of 6.8:1. This is good for 24 hp @ 6,000 rpm and a top speed of about 125... lees verder bij Catawiki