User`s manual

40
ITEM UNIT
DATA
Engine
Type 4 stroke
Max power kW (hp) 7 (9.5)
Number of cylinders 1
Displacement cm
3
(cu in) 149.6 (9.2)
Bore mm (in) 57.4
Stroke mm (in) 57.8
Compression ratio 10.5:1
Start Electric start
Ignition type CDI
Spark plug NGK DPR7EA-9
Spark plug gap mm (in) 0.6-0.7(0.024-0.028)
Valve clearance (Cold)
Intake
mm (in) 0.03 (0.0012)
Exhaust
mm (in) 0.05 (0.0020)
Cooling system
Engine cooling type
Closed loop water cooling.
Refer to Liquids
section for Coolant
Exhaust cooling
type
Inject water cool. Direct flow
from propulsion unit
Lubrication system
Lubrication type
Oil sump. Refer to liquids
section
2012 POWERBOARD SPECIFICATION (Continued)