gy-x 4 stroke 150cc
overall length : 2120mm
overall width :840mm
overall height : 1220mm
wheel : front 1.85 x 19
rear 2.15 x17
tires: motocross front 80/100 x 19
motocross rear 4.60 x 17
dual sport 90/90 x 19
dual sport 120/90 x 17
max speed: ( as of my own exp.)
front sprocket stock 17
rear sprocket 50 tooth = 79kph not yet tuned up. hard break in period long ride for 300 km
rear sprocket 42 tooth = 108kph tuned up motocross tires
cylinder bore = 63.5 mm
stoke = 49.5 mm
displacement =149.4ml
cap of air valve intake : 0.03-0.07mm
exhaust : 0.03-0.07mm
lubricating oil = 1.1liter ( i used shell advance AX7)
capacity of oil tank = 12.5 liter ( petron unleaded )
battery = 12v7ah ( 12v4ah equip on motorcycle)
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