Engine Configuration |
Inline Four,
4-Stroke |
Engine Displacement |
599cc |
Engine Cooling
System |
Liquid |
Compression
Ratio |
13.1:1 |
Combustion
Chamber Design |
Pentroof |
Valves Per
Cylinder |
4 |
Intake Valves Per Cylinder
|
2 (Titanium) |
Exhaust Valves Per Cylinder
|
2 (Titanium) |
Bore x Stroke |
67.0 mm x 42.5mm |
Claimed
Peak Horsepower |
|
Claimed
Peak Torque |
|
Measured Peak Horsepower |
|
Measured Peak Torque |
|
Measured Horsepower To Weight
Ratio |
|
Engine Redline |
16,000 rpm |
Valve Angle (Included) |
11.5 degrees/ 12.25
degrees (23.75 degrees) |
Combustion
Chamber Volume |
12.38 cc |
Valve Train
Type |
DOHC, Link-plate Chain Drive,
Bucket Followers, Shim-under-bucket
Lash Adjustment |
Valve Adjustment
Interval |
26,600
miles |
Intake Valve
Diameter |
27.0 mm |
Exhaust
Valve Diameter |
23.0 mm |
Intake
Valve Stem Diameter |
4.5 mm |
Exhaust
Valve Stem Diameter |
4.5 mm |
Intake
Valve Maximum Lift |
8.5 mm |
Exhaust
Valve Maximum Lift |
7.7 mm |
Intake
Valve Timing |
|
Open BTDC
|
39 degrees |
Close ABDC
|
65 degrees |
Duration
|
284 degrees |
Exhaust
Valve Timing |
|
Open BBDC
|
64 degrees |
Close ATDC
|
24 degrees |
Duration
|
268 degrees |
Valve Timing
Measuring Point |
0.15 (Intake)/ 0.25 (Exhaust) |
Fuel Delivery
System |
Mikuni Fuel
Injection |
Throttle Body
Venturi Size |
41 mm |
Air Filter
Type |
Pleated Paper |
Exhaust
System Type |
4-2-1, Stainless Steel w/ Titanium muffler |
Ignition
System |
Digital |
Lubrication
System |
Wet Sump |
Oil Capacity |
3.6 quarts (3.4
liters) |
Fuel Capacity |
4.6 gallons (17.5
liters) |
Transmission
Type |
6-speed,
Constant mesh |
Clutch Type |
Multi-plate,
Wet |
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 (Straight-cut) |
Primary Drive
Gear Teeth (Ratio) |
85/41 (2.073:1) |
Final Drive Sprocket
Teeth (Ratio) |
45/16 (2.813:1)
|
Transmission Gear
Teeth (Ratios) |
|
6th
|
23/ 20 (1.150:1) |
5th
|
27/21 (1.286:1) |
4th
|
26/18 (1.444:1) |
3rd
|
30/ 18 (1.667:1) |
2nd
|
32/ 16 (2.000:1) |
1st
|
31/ 12 (2.583:1) |
Transmission
Overall Ratios |
|
6th
|
6.706: 1 |
5th
|
7.499: 1 |
4th
|
8.420: 1 |
3rd
|
9.721: 1 |
2nd
|
11.663: 1 |
1st
|
15.062:1 |
Theoretical Speed in
Gears at Redline |
|
6th
|
176 mph |
5th
|
157 mph |
4th
|
140 mph |
3rd
|
121 mph |
2nd
|
101 mph |
1st
|
78 mph |