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Engine type

800

4-stroke,

single Over Head Camshaft(SOHC),

Liquid cooled

Number of cylinders

2

Number of valves

8 valves (mechanical adjustment)

Bore 

91 mm

Stroke

61.5 mm

Displacement

800 cm3

Compression ratio

10.3:1

Decompressor type

N.A.

Maximum HP/ RPM

44Kw/6000 RPM

Maximum Ne /RPM

73N.m/5000 RPM

Idle speed

1250 ±50 RPM (not adjustable)

Lubrication

Type

Wet sump. Replaceable oil filter

Oil filter

Paper type, replaceable

Engine oil pressure

Minimum

350 kPa at 6000 RPM

Engine oil

Capacity

(oil change with filter)

2.2 L

Recommended

SAE 10W40 API classification SL, SM or above

Intake valve opening

10°BTDC

Intake valve closing

45°ABDC

Exhaust valve opening

50°BBDC

Exhaust valve closing

0°ATDC

Gearbox

Type

Dual range (HI-LO)with park, neutral and reverse

Gearbox oil

Capacity

400  ml

Recommended

XP-S chaincase oil

Trans-Ratio

High gear : 2.886

Low gear : 5.29

Reverse gear : 5.087

Rotating

Clockwise direction (in front of the rear shaft )

COOLING SYSTEM

Coolant

Type

Ethyl glycol /water mix (50% coolant, 50% water). Use coolant specifically designed for aluminum engines.

Capacity

2.5  l

Thermostat

Opening temperature

65 ℃

ELECTRICAL SYSTEM

Magneto generator output

420 W @ 6000RPM

Ignition system type

IDI (Inductive Discharge Ignition )

Ignition timing

Not adjustable

Spark plug

Quantity

2

Make and type

NGK  DCPR7E

Gap

0.7---0.8  mm

Crankshaft position sensor  (CPS)

774---946  Ω

Engine RPM limiter setting

Forward

8000  RPM

Reverse

3200  RPM

Battery

Type

Dry battery type

Voltage

12  volts

Nominal rating

47 A·h

Power starter output

0.7 kW

FUEL SYSTEM

Fuel Delivery

Type

Electronic Fuel Injection ( EFI ) . Delorto 46 mm throttle body, 1injector per cylinder

Fuel pump

Type

Bosch

Model

Electrical (in fuel tank )

Fuel

Type

Regular unleaded gasoline

Octane no.

93 or higher  (R+M)/2