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Standard Specifications
Item
Standard
Basic Kit
Displacement
998 cm
3
Bore/stroke
Primary reduction gear ratio
77,0 mm/53,6 mm
65/43 (1.512)
Compression ratio
Surface honing
12.4:1
-
13.3:1
0,45 mm
Squish height
0,75 mm
0,60 mm
Camshaft INT
Nominal
Major axis
5VY-00
292° – 7.6
32,9 mm
5VY-70
286 – 8.5
33,8 mm
Camshaft EXT
Nominal
Major axis
5VY-00
284° – 7.5
30,8 mm
5VY-70
288 – 8.5
31,8 mm
Valve timing (event angle)
INT
EXT
105°
105°
105°
105°
Valve clearance
INT
EXT
0,17 mm – 0,23 mm
0,27 mm – 0,33 mm
Throttle body
MIKUNI
Throttle valve passage diameter 45.0 mm
Exhaust system
4-2-1 type, #1-#2/#3-#4 connected
Transmission
1
st
2
nd
3
rd
4
th
5
th
6
th
Constant mesh 6-speed box
38/15 (2.533)
33/16 (2.063)
37/21 (1.762)
35/23 (1.522)
30/22 (1.364)
33/26 (1.269)
Clutch
Wet type, multiple disc
Ignition timing
DC-CDI
