| Engine Configuration |
Inline Four,
4-Stroke with Crossplabe Crankshaft |
| Engine Displacement |
998cc |
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
12.0:1 |
| Combustion
Chamber Design |
Pentroof |
| Valves Per
Cylinder |
4 |
| Intake Valves Per Cylinder
|
2 |
| Exhaust Valves Per Cylinder
|
2 |
| Bore x Stroke |
79.0mm x 50.9mm |
| Claimed
Peak Horsepower |
|
| Claimed
Peak Torque |
|
| Measured Peak Horsepower |
131.39 bhp@10,850rpm |
| Measured Peak Torque |
71.85 lbs.-ft. @ 9,350rpm |
| Measured Horsepower To Weight
Ratio |
|
| Engine Redline |
12,200rpm |
| Valve Angle (Included) |
11.5 degrees Intake / 13.0 degrees Exhaust (24.5 degrees) |
| Combustion
Chamber Volume |
22.7cc |
| Valve Train
Type |
DOHC,Chain Drive, Reduction Gear and Link Plate, Finger Followers, Shim-in retainer
|
| Valve Adjustment
Interval |
26,600
miles |
| Intake Valve
Diameter |
31.0mm (Stainless Steel) |
| Exhaust
Valve Diameter |
26.5 mm (Stainless Steel) |
| Intake
Valve Stem Diameter |
5.0 mm |
| Exhaust
Valve Stem Diameter |
4.5 mm |
| Intake
Valve Maximum Lift |
7.7 mm |
| Exhaust
Valve Maximum Lift |
7.3 mm |
| Intake
Valve Timing |
|
| Open BTDC
|
24 degrees |
| Close ABDC
|
52 degrees |
| Duration
|
256 degrees |
| Exhaust
Valve Timing |
|
| Open BBDC
|
56 degrees |
| Close ATDC
|
20 degrees |
| Duration
|
256 degrees |
| Valve Timing
Measuring Point |
0.15 mm Intake, 0.25mm Exhaust (Lift) |
| Fuel Delivery
System |
Electronic Fuel Injection |
| Throttle Body
Venturi Size |
45mm |
| Air Filter
Type |
Pleated Paper |
| Exhaust
System Type |
4-2-1 (Stainless Steel/ Titanium) |
| Ignition
System |
Digital |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
35.2 quarts (4.9 liter) |
| Fuel Capacity |
4.5 gallons (17.0 liters) |
| Transmission
Type |
6-speed, constant mesh, multi-plate, |
| Clutch Type |
Multi-plate, Wet, Back-torque-limiting |
| Clutch Actuation System
|
Cable |
| Clutch Spring Type
|
Coil |
| Number Of Clutch
Springs |
3 |
Number of Clutch Plates |
19 |
| Drive Plates
|
10 |
| Driven Plates
|
9 |
| Primary
Drive |
Spur Gear (straight cut) |
| Primary Drive
Gear Teeth (Ratio) |
67/41 (1.634:1) |
| Final Drive Sprocket
Teeth (Ratio) |
43/16 (2.688:1) |
| Transmission Gear
Teeth (Ratios) |
|
| 6th
|
30/24 (1.250:1) |
| 5th
|
29/21 (1:381:1) |
| 4th
|
30/19 (1.579:1) |
| 3rd
|
35/19 (1.842:1) |
| 2nd
|
37/17 (2.176:1) |
| 1st
|
39/15 (2.600:1) |
| Transmission
Overall Ratios |
|
| 6th
|
5.490:1 |
| 5th
|
6.066:1 |
| 4th
|
6.935:1 |
| 3rd
|
8.090:1 |
| 2nd
|
9.557:1 |
|
1st
|
11.420:1 |
| Theoretical Speed in
Gears at Redline |
|
| 6th
|
164 mph |
| 5th
|
148 mph |
| 4th
|
129 mph |
| 3rd
|
111 mph |
| 2nd
|
94 mph |
| 1st
|
79 mph |
