Test

Brake loading, Ib./sq. in.................7.4

 Engine, type .... rotary valve, two-stroke Twin

 Bore x stroke, in., mm---- 2.40 x 2.32, 61 x 59

 Piston displacement, cu. in., cc ......21.5, 345

 Compression ratio ...................9,3:1

 Carburetion .............(2) Amal VM 26 SC

 Ignition ...................battery and coil

 Claimed bhp @ rpm ..............40 @ 7500

 Oil system ....................oil injection

 Oil capacity, pt........................5.2

 Fuel capacity, U.S. gal..................3.8

 Recommended fuel .................regular

 Starting system .......... kick, folding crank

 Lighting system .......... 12V, AC generator

 Air filtration ..................dry element

 Clutch .....................multi-disc, dry

 Primary drive.................. helical gear

 Final drive.................single-row chain

 Gear ratios, overall: 1