Vespa P 150 X (uneditted from factory manual needs work)
Consumption (according to CUNA standards); VI 2.3 1/100 Km. (102 ml./U.S. gal.: 136 ml./imp. gaL). 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 100 Km/h (62 mph).
Range: more than 345 Km (280 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".96).
Total dry weight: 104 Kg. (229 lb.).
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 one 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: 57.8 mm. (2".27).
Stroke: 57 mm. (2".24).
Displacement: 149.56 cc. 9.19 cu. in. Compression ratio: 1 :8.2.
Spark advance: 21°:t 1° before T.D.C.
Sparking plug: Marelli CW 6 N AT: Bosch W 225 T 1: 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