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5
ENGINE
Engine Type .............
Single Cylinder 4 Stroke, Air cooled
Bore ............................
84mm
Stroke .........................
90mm
Swept volume ..........
499cc
Compression ratio .
8.5:1
Max Power BHP @ RPM
27.2@5250
Max Torque in NM@ RPM
41.3@4000
Idle RPM ....................
1050+200
Starting ......................
Kick Start
.............................
E-Start
Air filter element ....
Paper element
Lubrication ...............
Wet sump, Forced lubrication
Engine oil capacity
2.75 litres (First Fill only)
.............................
2.30 to 2.50 litres (subsequent refills)
Engine oil grade ....
Royal Enfield 15W50 API SL (JASOMA)
Cooling ......................
Natural air flow
IGNITION SYSTEM
Ignition system ........
Electronic Ignition ECU / Variable
Spark plug Electrode gap
0.70 to 0.80 mm
Spark plug ...............
WR8DP M14 (Bosch) &
.............................
UR6DC M10 (Bosch)
TRANSMISSION
Clutch .........................
Wet multiplate (7 plates)
Primary drive ..........
Duplex chain
Primary ratio ...........
2.15 : 1
Gear box ..................
Constant Mesh, 5 Speed
Gear Ratio ................
1
st
3.06:1
.............................
2
nd
2.01:1
.............................
3
rd
1.52:1
.............................
4
th
1.21:1
.............................
5
th
1:1
Final drive ................
18 Teeth (F.D. Sprocket)
Final Ratio .................
2.11:1
Drive Chain links ....
102 links
Содержание Thunderbird 500
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