| Engine Configuration |
Inline Four,
4-Stroke, DOHC |
| Engine Displacement |
749 cc |
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
12:3:1 |
| Combustion
Chamber Design |
Twin Swirl |
| Valves Per
Cylinder |
4 |
Intake Valves Per Cylinder
|
2 (Titanium) |
Exhaust Valves Per Cylinder
|
2 (Titanium) |
| Bore x Stroke |
72 .0 x
46.0 mm |
| Claimed
Peak Horsepower |
155 bhp
@ 13,000 rpm |
| Claimed
Peak Torque |
62.3 lbs.
- ft. @ 10,800 rpm |
| Engine Redline |
14,000 rpm |
| Valve Angle
(Included) |
25.0 degrees
(12.0 degrees intake, 13.0 degrees exhaust) |
| Combustion
Chamber Volume |
16.5 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 |
29.0 mm |
| Exhaust
Valve Diameter |
24.0 mm |
| Intake Valve
Stem Diameter |
4.5 mm |
| Exhaust
Valve Stem Diameter |
4.5 mm |
| Intake Valve
Maximum Lift |
8.8 mm |
| Exhaust
Valve Maximum Lift |
7.3 mm |
| Intake Valve
Timing |
|
Open BTDC
|
33 degrees |
Close ABDC
|
74 degrees |
Duration
|
287 degrees |
| Exhaust
Valve Timing |
|
Open BBDC
|
53 degrees |
Close ATDC
|
23 degrees |
Duration
|
256 degrees |
| Valve Timing
Measuring Point |
0.3 mm. |
| Fuel Delivery
System |
Fuel Injection |
| Throttle
Body Venturi Size |
42 mm |
| Air Filter
Type |
Paper Element |
| Exhaust
System Type |
4-2-1 (Stainless
Steel Titanium) |
| Ignition
System |
Digital
Electric |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
3.8 quarts
(3.6 liters) |
| Fuel Capacity |
4.5 gallons
(17.0 liters) / 4.4. gallons (16 .5 liters ) CA model |
| Transmission
Type |
6-speed,
Constant Mesh |
| Clutch Type |
Multi-plate,
Wet |
Clutch Actuation System
|
Cable |
Clutch Spring Type
|
Coil |
Number Of Clutch Springs
|
5 |
| Number of
Clutch Plates |
17 |
Drive Plates
|
9 |
Driven Plates
|
8 |
| Primary
Drive |
Gear (straight-cut) |
| Primary
Drive Gear Teeth (Ratio) |
78/ 42 (1.857:1) |
| Final Drive
Sprocket Teeth (Ratio) |
43/ 17 (2.529:1) |
| Transmission
Gear Teeth (Ratios) |
|
6th
|
26/ 22 (1.181:1) |
5th
|
30/ 23 (1.304:1) |
4th
|
29/ 20 (1.450:1) |
3rd
|
37/ 22 (1.681:1) |
2nd
|
39/ 19 (2.052:1) |
1st
|
39/ 14 (2.785:1) |
| Transmission
Overall Ratios |
|
6th
|
5.551:1 |
5th
|
6.127:1 |
4th
|
6.811:1 |
3rd
|
7.900:1 |
2nd
|
9.642:1 |
1st
|
13.086:1 |
| Theoretical Speed in
Gears at Redline |
|
6th
|
185 mph |
5th
|
168 mph |
4th
|
151 mph |
3rd
|
130 mph |
2nd
|
107 mph |
1st
|
79 mph |
