LAMBRETTA JET 200

1971 - 1978

engine: single cylinder, air cooled 2-stroke

induction: piston ported

bore: 66 mm

stroke: 58 mm

cubic capacity: 198 cc

compression ratio: 8.0: 1

bhp at rpm: 10.33 @ 5300

transmission: 4 speed constant mesh

primary drive: 46/15

1st gear: 12.52: 1

2nd gear: 8.76: 1

3rd gear: 6.30: 1

4th gear: 4.82: 1

 

 

 

 

 

lubrication: 4%

carburetor: Dell'Orto SH1/20

choke: 20 mm

slide: 5914/1

atomizer: 5899/2

main jet: 103

starter jet: 50

pilot jet: 48

ignition: contact breaker & points

ignition timing: 23 deg. BTDC

breaker gap: 0.35-0.45 mm

spark plug: NGK - B7ES

spark plug gap: 0.45-0.5 mm

battery: Yuasa 6N11A-1B 6 volt

voltage: 6 volt

wheels: 10"

wheel hubs: cast

tYres: 3.50 x 10

max speed: 60 mph

total dry weight: 242 lbs