| Engine Configuration |
Inline Four,
4-Stroke, DOHC |
| Engine Displacement |
599 cc |
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
13.5:1 |
| Combustion
Chamber Design |
Pentroof |
| Valves Per
Cylinder |
4 |
| Intake Valves Per Cylinder |
2 |
| Exhaust Valves Per Cylinder |
2 |
| Bore x Stroke |
67.0 x 42.5
mm |
| Claimed
Peak Horsepower |
119 bhp
@ 12,000 rpm |
| Claimed
Peak Torque |
47.5 lbs.
- ft. @ 11,000 rpm |
| Measured
Peak Horsepower |
99.7 bhp
@ 13,000 rpm |
| Measured
Peak Torque |
42.6 lbs.
- ft. @ 11,500 rpm |
| Measured
Power To Weight Ratio |
4.22 pounds
per horsepower |
| Engine Redline |
15,500 rpm |
| Valve Angle
(Included) |
12 degrees
intake/ 13 degrees exhaust (25 degrees) |
| Combustion
Chamber Volume |
10.2 cc |
| Valve Train
Type |
DOHC, Link-plate
Chain Drive,
Bucket Followers, Shim-under-bucket
Lash Adjustment, Slotted Cam Sprockets |
| Valve Adjustment
Interval |
11,000 miles |
| Intake Valve
Diameter |
27.5 mm |
| Exhaust
Valve Diameter |
22.6 mm |
| Intake Valve
Stem Diameter |
4.0 mm |
| Exhaust
Valve Stem Diameter |
4.0 mm |
| Intake Valve
Maximum Lift |
8.8 mm |
| Exhaust
Valve Maximum Lift |
7.2 mm |
| Intake Valve
Timing |
|
| Open BTDC |
55 degrees |
| Close ABDC |
85 degrees |
| Duration |
320 degrees |
| Exhaust Valve Timing |
|
| Open BBDC |
61 degrees |
| Close ATDC |
31 degrees |
| Duration |
320 degrees |
| Valve Timing
Measuring Point |
1.0 mm. |
| Fuel Delivery
System |
Kehin Fuel Injection |
| Throttle Body
Venturi Size |
38
mm |
| Air Filter
Type |
Wet Element, Pleated
Paper |
| Exhaust
System Type |
4-1 |
| Ignition
System |
Digital
Electronic |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
4.2
quarts (4.0 liters) |
| Fuel Capacity |
4.8 gallons
(18 liters) |
| Transmission
Type |
6-speed,
Constant Mesh, Adjustable |
| Clutch Type |
Multi-plate,
Wet, Back-torque-limiting, Slipper-type |
| Clutch Actuation System |
Cable |
| Clutch Spring Type |
Coil |
| Number Of Clutch Springs |
6 |
| Number of
Clutch Plates |
17 |
| Drive Plates |
9 |
| Driven Plates |
8 |
| Primary
Drive |
Gear |
| Primary
Drive Gear Teeth (Ratio) |
89/44 (2.022:1) |
| Final Drive
Sprocket Teeth (Ratio) |
40/15 (2.666:1) |
| Transmission
Gear Teeth (Ratios) |
|
6th
|
27/ 22 (1.227:1) |
5th
|
28/ 21 (1.333:1) |
4th
|
33/22 (1.500:1) |
3rd
|
31/
18 (1.722:1) |
2nd
|
37/ 18 (2.055:1) |
1st
|
38/ 14 (2.714:1) |
| Transmission
Overall Ratios |
|
6th
|
6.888:1 |
5th
|
7.190:1 |
4th
|
8.091:1 |
3rd
|
9.288:1 |
2nd
|
11.085:1 |
1st
|
14.639:1 |
| Theoretical Speed In
Gears at Redline |
|
6th
|
165 mph |
5th
|
158 mph |
4th
|
141 mph |
3rd
|
122 mph |
2nd
|
103 mph |
1st
|
78 mph |
