old model 28 inch bike motor kit 65cc

 Type of petrol engine

50type

60 type

80type

Mode of engine

Single cylinder air cooling 2-stroke

Bore & stroke

40mmx38mm=48cm3

45mmx40mm=60cm3

50mmx40mm=70cm3

Ignition Mode

CDI

Compression ratio

6:01

Driving ratio

18:01

Starting System

pedal

Lub.Oil

oil for 2-stroke perol engine(or for 10w/40,10w/30)

Mixing ratio of fuel and engine oil

16:1 for new sets, 20:1 after running 500km

Type of sparking plug

Z4C           16MMM

Volume of oil consumption

1.5L/100km

2.0L/100km

2.5L/100km

Net weight of main set

6.5kgs

7.0kgs

8.0kgs

Type of clutch

Friction plate Dry

Cooling mode

Natural air cooling

Speed limitation

30km/hour

35km/hour

38km/hour

Power rotary speed

Rated power

Rated power

Rated power

1.15kw/5000r/min

1.5kw/5000r/min

2.5kw/5000r/min

(1.6 HP/5000r/min)

(2HP/5000r/min)

(3HP/5000r/min)

Max.Power

1.6kw/6000r/min

2kw/6000r/min

3.5kw/6000r/min

(3HP/6000r/min)

(4-5HP/6000r/min)

(5-6HP/6000r/min)