Page 11 - NSU Supermax Owner's Manual

TECHNICAL DATA
ENGINE - CLUTCH- GEARBOX FRAME - WHEELS - BRAKES - EQUIPMENT
Cycle 4 stroke
Frame .. Central pressed steel frame
Stroke 66 mm
Front fork/rear fork Swinging spring forks
. Bore. . 69 mm Shock absorber, front Hydraulic
No. of cyl'inders 1
Capacity . . . . 247 cc. Shock absorber, rear. Hydraulic
Compression ratio. 704 : 1 Stand Centre stand
Output. . 18 h. p. Tank capacity 3 Imp. galls. (14 Ltr.)
Engine speed . . . . 7 000 J. p. m. (0.33 Imp. galls, reserve)
Valves . . . . . . Valves are suspended in Length approx. 79" (2010 mm)
light alloy cylinder head and operated
by eccentric-driven overhead camshaft Width approx. 26 3 //' (680 mm)
Lubricotion By gear pump Height approx. 37 3 //' (960 mm)
Ignition. . . . Coil ignition Wheels. Interchangeable
Ignition timing advance. Automatic 3.25 - 19
Carburettor Two-slide carburettor Tyres
Air fi Iter . . . Wet air filter on frame Front brake
Internal expanding brake
Clutch . . . . • Multi-plate dry, Rear brake Internal expanding brake
clutch with rubber shock absorbers
Brake operation Front brakes by hand
Clutch control Manual
Rear brake by foot
Gear box 4 speed gearbox in unit
384 Ibs. (174 kg)
with engine
Weight ..
Type of engagement. Do!=) Clutches
Admissible total weight. 715 Ibs. (325 kg)
Gear reduction for primary drive 2.583: 1
Gearbox ratIos Solo o"erotion Sid"T ".m';," Equipment
Bottom gear. 3.15 : 1
2nd gear 2.025,1
. 3rd gear .... 1.406 , 1
Electrical equipment . Generator set with outo­
Top gear'. . . . . 1 ,1
matic advance and re­
Reduction ratio for final drive 2.625: 1 3.0 ; 1 tard, electric horn, bat­
tery in locked box
Overall ratios
Bottom gear. 21.36 : 1 24.41 : 1 Speedometer. in head lamp
. 2nd gear . . 13.73 , 1 15,7 ,1 Accessories Tools, tyre pump
3rd gear . . 9.53 ; 1 10.89: 1
Top gear. . 6.78 ,1 7.75: 1 Available against extra charge Sidecar attachment
P~imory .drive between engine and gear box Helical gears on request:
Pivot-action pilli0n seat
Final drive betwe'en gear box and rear wheel Enclosed cha in
with folding foot rests
Maximum speed approx. 72 m. p. h.
Peak speed approx. 78 m. p. h. one person I••nlng forward
Design and equipment subject to change without notice
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