a - Serial number
b - Model year
c - Model designation
d - Year manufactured
e - Certified Europe Insignia (As applicable)
4/5 Specifications
Models 4 5
Horsepower 4 5
Kilowatts 2.98 3.73
Full Throttle RPM Range 4500-5500
Idle Speed 850 RPM in Gear - 1000 RPM in Neutral
Number of Cylinders 1
Piston Displacement 102 cc (6.2 cu. in.)
Cylinder Bore 55 mm (2.165 in.)
Piston Stroke 43 mm (1.693 in.)
Recommended Spark Plug NGK BPR7HS-10 or Champion RL82YC
Spark Plug Gap 1.0 mm (0.040 in.)
Gearcase Lubricant Capacity 200 ml (6.8 fl. oz.)
Gear ratio 2.15:1
Recommended Gasoline Refer to Fuel & Oil
Recommended Oil Refer to Fuel & Oil