| Engine Configuration |
Inline Four,
4-Stroke, DOHC |
| Engine Displacement |
599 cc |
| Engine Cooling
System |
Liquid |
| Compression
Ratio |
12.8:1 |
| Combustion
Chamber Design |
Pentroof |
| Valves Per
Cylinder |
4 |
| Intake Valves Per Cylinder |
2 |
| Exhaust Valves Per Cylinder |
2 |
| Bore x Stroke |
66.0 x 43.8
mm |
| Claimed
Peak Horsepower |
109 bhp
@ 12,000 rpm |
| Claimed
Peak Torque |
48.5 lbs.
- ft. @ 10,000 rpm |
| Measured
Peak Horsepower |
94.4 bhp
@ 12,400 rpm |
| Measured
Peak Torque |
41.8 lbs.
- ft. @ 10,400 rpm |
| Measured
Power To Weight Ratio |
4.70 pounds
per horsepower |
| Engine Redline |
14,000 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 |
| Valve Adjustment
Interval |
7500 miles |
| Intake Valve
Diameter |
27.0 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 |
9.2 mm |
| Exhaust
Valve Maximum Lift |
8.4 mm |
| Intake Valve
Timing |
|
| Open BTDC |
56 degrees |
| Close ABDC |
80 degrees |
| Duration |
316 degrees |
| Exhaust Valve Timing |
|
| Open BBDC |
61 degrees |
| Close ATDC |
33 degrees |
| Duration |
274 degrees |
| Valve Timing
Measuring Point |
1.0 mm. |
| Fuel Delivery
System |
(4) Mikuni
BDSR36R CV |
| Carburetor
Venturi Size |
36
mm |
| Air Filter
Type |
Dual-element
Foam |
| Exhaust
System Type |
4-2-1 |
| Ignition
System |
Digital
Electronic |
| Lubrication
System |
Wet Sump |
| Oil Capacity |
3.7
quarts (3.5 liters) |
| Fuel Capacity |
4.8 gallons
(18 liters) |
| Transmission
Type |
6-speed,
Constant Mesh |
| Clutch Type |
Multi-plate,
Wet |
| Clutch Actuation System |
Cable |
| Clutch Spring Type |
Coil |
| Number Of Clutch Springs |
4 |
| Number of
Clutch Plates |
17 |
| Drive Plates |
8 |
| Driven Plates |
9 |
| Primary
Drive |
Gear |
| Primary
Drive Gear Teeth (Ratio) |
44/ 89 (2.023:1) |
| Final Drive
Sprocket Teeth (Ratio) |
15/ 40 (2.667:1) |
| Transmission
Gear Teeth (Ratios) |
|
| 6th |
26/ 24 (1.083:1) |
| 5th |
28/ 23 (1.217:1) |
| 4th |
29/ 21 (1.380:1) |
| 3rd |
31/
19 (1.631:1) |
| 2nd |
33/ 16 (2.062:1) |
| 1st |
38/ 13 (2.823:1) |
| Transmission
Overall Ratios |
|
| 6th |
5.843:1 |
| 5th |
6.566:1 |
| 4th |
7.446:1 |
| 3rd |
8.800:1 |
| 2nd |
11.125:1 |
| 1st |
15.231:1 |
