| Engine Configuration |
Inline Four,
4-Stroke, DOHC |
| Engine Displacement |
1298 cc |
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
11.0: 1 |
| Combustion
Chamber Design |
Twin Swirl |
| Valves Per
Cylinder |
4 |
Intake Valves Per Cylinder
|
2 |
Exhaust Valves Per Cylinder
|
2 |
| Bore x Stroke |
81.0 x 63.0
mm |
| Claimed
Peak Horsepower |
172.6 bhp @ 9800
rpm |
| Claimed
Peak Torque |
102 lbs - ft.
@ 7000 rpm |
| Measured
Peak Horsepower |
158.3 bhp
@ 9400 rpm |
| Measured
Peak Torque |
99.0 lbs.
- ft. @ 7100 rpm |
| Measured
Power To Weight Ratio |
3.48 pounds
per horsepower |
| Engine Redline |
10, 900 |
| Valve Angle
(Included) |
14 degrees
intake, 14 degrees exhaust (28 degrees) |
| Combustion
Chamber Volume |
18.8 cc |
| Valve Train
Type |
DOHC,
Link-plate Chain Drive,
Bucket Followers, Shim-under-bucket
Lash Adjustment |
| Valve Adjustment
Interval |
15,000 miles |
| Intake Valve
Diameter |
33 mm |
| Exhaust
Valve Diameter |
27.5 mm |
| Intake Valve
Stem Diameter |
5.0 mm |
| Exhaust
Valve Stem Diameter |
5.0 mm |
| Intake Valve
Maximum Lift |
8.8 mm |
| Exhaust
Valve Maximum Lift |
7.5 mm |
| Intake Valve
Timing |
|
Open BTDC
|
32
degrees |
Close ABDC
|
64 degrees |
Duration
|
276 degrees |
| Exhaust
Valve Timing |
|
Open BBDC
|
49 degrees |
Close ATDC
|
30
degrees |
Duration
|
259 degrees |
| Valve Timing
Measuring Point |
0.3 mm. |
| Fuel Delivery
System |
Keihin Electronic
Fuel Injection |
| Throttle
Body Venturi Size |
46 mm |
| Air Filter
Type |
Non-woven
Pleated Fabric |
| Exhaust
System Type |
4-2-1-2 |
| Ignition
System |
Digital Electronic |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
3.7 quarts
(3.5 liters) |
| Fuel Capacity |
5.8 gallons
(22.0 liters) |
| Transmission
Type |
6-speed,
Constant Mesh |
| Clutch Type |
Multi-plate,
Wet |
Clutch Actuation System
|
Hydraulic |
Clutch Spring Type
|
Coil |
Number Of Clutch Springs
|
6 |
| Number of
Clutch Plates |
19 |
Drive Plates
|
10 |
Driven Plates
|
9 |
| Primary
Drive |
Gear |
| Primary
Drive Gear Teeth (Ratio) |
52/ 83 (1.596:1) |
| Final Drive
Sprocket Teeth (Ratio) |
17/ 40 (2.352:1) |
| Transmission
Gear Teeth (Ratios) |
|
6th
|
24/
23 (1.043:1) |
5th
|
25/ 22 (1.136:1) |
4th
|
27/ 21 (1.285:1) |
3rd
|
29/ 19 (1.526:1) |
2nd
|
31/ 16 (1.937:1) |
1st
|
34/ 13 (2.615:1) |
| Transmission
Overall Ratios |
|
6th
|
3.918: 1 |
5th
|
4.267: 1 |
4th
|
4.828: 1 |
3rd
|
5.732: 1 |
2nd
|
7.276: 1 |
1st
|
9.822: 1 |
