PX 125
Vespa P 125 X (unedited yet from factory manual)
Consumption (according to CUNA Standards): Vl 2.1 1/100 Km. (111 ml./U.S. gal.: 134 ml./imp. gal.J. Max fuel capacity: 8 I (2.1 U. S. gal. or 1.76 imp. gaL) inclusive 2.1 I of reserve (0.55 U. S. gal. or 0.46 imp. gal.).
Max speed: (according to CUNA Standards) more than 90 Km/h (56 mph).
Range: more than 370 Km (230 mi.).
Carrying capacity: 2 persons and 10 Kg (22 lb.) of luggage.
Wheel base: 1235 mm. (48".7).
Handlebars width: 695 mm. (27".3).
Total length: 1760 mm. (69".29).
Max heigth: 1110 mm. (43".7).
Min. ground clearance: 225 mm. (8".86].
Turning radius: 1650 mm. (64".9).
Total dry weight: 104 Kg. (229).
Wheels: interchangeable.
Wheel rims: 2.10".
Tyres: 3.50 x 10".
Tyre pressure:
Front wheel: 1.2 atm. (17.6 p.s.i.).
Rear wheel: 1.75 atm. (25.76 p.s.i.) with aile up. 2.5 atm. (36.7 p.s.i.) with two up.
Engine: Single cylinder two stroke. rotary distri. bution and with three transfer ports.
Bore: 52.5 mm. (2".066).
Stroke: 57 nun. (2".24).
Displacement: 123.4 cc. 7.52 cu. in.
Compression ratio: 1 :8.2.
Spark advance: 21°:!:: 1° before T.D.C.
Sparking plug: Marelli CW 6N AT: Bosch W 225 T 1: KLG F 75: Champion L 86: AC 43 F: Lodge 2 HN.
Carburettor: Dell'Orto SI 20/20 D.
Transmission ratio engine to driving wheel:
Bott. gear 1:14.47 3rd gear 1 :7.31
2nd gear 1; 10.28 Top gear 1 :5.36