细节
A finely engineered exhibition standard 1/3 scale model of a J.A.P. V twin air-cooled internal combustion engine,
built by S.A. Massey with finned cylinders 1 1/8in. bore and stroke, overhead valves operated by pushrods and rockers, carburettor with choke, float chamber, hand throttle, cam and plunger operated fuel pump, oil tank and pressure oil system to valve gear and crankcase, chain and gear driven distributor, exhaust pipes, chain and sprocket drive and starting handle, finished in black and polished brightwork, wood mount -- 25.5 x 30.5cm. (10 x 12in.). Fitted carrying box with accessories and magneto.
See Colour Illustration