| Engine Configuration |
Inline Four, 4-Stroke |
| Engine Displacement |
948cc
|
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
11.8:1 |
| Combustion
Chamber Design |
Pentroof |
| Valves Per
Cylinder |
4 |
| Intake Valves Per Cylinder
|
2 |
| Exhaust Valves Per Cylinder
|
2 |
| Bore x Stroke |
73.4mm x 56.0mm |
| Claimed
Peak Horsepower |
115bhp @9,500 rpm |
| Claimed
Peak Torque |
73.1lbs-ft. @7,700 rpm |
| Measured Peak Horsepower |
|
| Measured Peak Torque |
|
| Measured Horsepower To Weight
Ratio |
|
| Engine Redline |
11,000rpm |
| Valve Angle (Included) |
N/A |
| Combustion
Chamber Volume |
22 cc |
| Valve Train
Type |
DOHC, Link-plate Chain Drive, Shim-Under-Bucket Lash Adjustment |
| Valve Adjustment
Interval |
15,000 miles (24,000km) |
| Intake Valve
Diameter |
28.5mm |
| Exhaust
Valve Diameter |
23.6mm |
| Intake Valve Stem Diameter |
4.5mm |
| Exhaust
Valve Stem Diameter |
4.5mm |
| Intake
Valve Maximum Lift |
n/a
|
| Exhaust
Valve Maximum Lift |
n/a
|
| Intake
Valve Timing |
|
| Open BTDC
|
25 degrees
|
| Close ABDC
|
65 degrees |
| Duration
|
270 degrees |
| Exhaust
Valve Timing |
|
| Open BBDC
|
58 degrees |
| Close ATDC
|
18 degrees |
| Duration
|
256 degrees |
| Valve Timing
Measuring Point |
1.0mm) |
| Fuel Delivery
System |
Denso/ Keihin Electronic Fuel Injection |
| Throttle Body
Venturi Size |
36 mm |
| Air Filter
Type |
Pleated Paper |
| Exhaust
System Type |
4-into-1 (Stainless Steel) |
| Ignition
System |
Digital |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
4.2 quarts (4.0 liters) |
| Fuel Capacity |
4.5 gallons (17 liters)
|
| Transmission
Type |
6-speed, Constant Mesh |
| Clutch Type |
Multi-plate, Wet, Assist- & Slipper Type |
| Clutch Actuation System
|
Cable |
| Clutch Spring Type
|
Coil |
| Number Of Clutch
Springs |
3 |
Number of Clutch Plates |
17 |
| Drive Plates
|
9 |
| Driven Plates
|
8 |
| Primary
Drive |
Spur Gear (Straight-cut) |
| Primary Drive
Gear Teeth (Ratio) |
83/51 (1.627:1) |
| Final Drive Sprocket
Teeth (Ratio) |
44/15 (2.933:1) |
| Transmission Gear
Teeth (Ratios) |
|
| 6th
|
30/29 (1.034:1) |
| 5th
|
33/27 (1.222:1) |
| 4th
|
31/22 (1.409:1) |
| 3rd
|
33/20 (1.650:1) |
| 2nd
|
35/17 (2.059:1) |
| 1st
|
35/13 (2.692:1) |
| Transmission
Overall Ratios |
|
| 6th
|
4.934:1 |
| 5th
|
5.831:1 |
| 4th
|
6.724:1 |
| 3rd
|
7.874:1 |
| 2nd
|
9.826:1 |
| 1st
|
12.846:1 |
| Theoretical Speed in
Gears at Redline |
|
|
6th
|
164mph |
| 5th
|
139mph |
| 4th
|
103mph |
| 3rd
|
83mph |
| 2nd
|
82mph |
| 1st
|
63mph |
