Engine Configuration |
Inline Four, 4-Stroke,
DOHC |
Engine Displacement |
599cc |
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 |
67 x 42.5mm |
Claimed Peak Horsepower |
110 bhp @ 12,500 rpm |
Claimed Peak Torque |
47.7 lbs. ft. @10,500 rpm |
Engine Redline |
13,500 rpm |
Valve Angle (Included) |
24.5 degrees (11.5 degrees
Intake, 13 degrees Exhaust) |
Combustion Chamber Volume |
9.2cc |
Valve Train Type |
DOHC, Link-plate Chain Drive,
Bucket Followers, Shim-under-bucket
Lash Adjustment |
Valve Adjustment Interval |
16,000 miles |
Intake Valve Diameter |
26.5 mm |
Exhaust Valve Diameter |
23.0 mm |
Intake Valve Stem
Diameter |
4.0 mm |
Exhaust Valve Stem Diameter |
4.0 mm |
Intake Valve Maximum
Lift |
8.5 mm (6.5 mm California) |
Exhaust Valve Maximum
Lift |
7.2 mm (6.5 mm California) |
Intake Valve Timing |
|
Open BTDC
|
22 degrees |
Close ABDC
|
43 degrees |
Duration
|
245 degrees |
Exhaust Valve Timing |
|
Open BBDC
|
38 degrees |
Close ATDC
|
7 degrees |
Duration
|
225 degrees |
Valve Timing Measuring
Point |
1mm |
Fuel Delivery System |
(4) Keihin Flat-side CV carburetors |
Carburetor Venturi Size |
36.5 mm |
Air Filter Type |
Pleated Fabric |
Exhaust System Type |
Four-into-two-into-one |
Ignition System |
Digital Electronic |
Lubrication System |
Wet Sump |
Oil Capacity |
3.9 quarts (3.7 liters) |
Fuel Capacity |
4.5 gallons (17 liters) |
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 |
13 |
Drive Plates
|
7 |
Driven Plates
|
6 |
Primary Drive |
Gear |
Primary Drive Gear Teeth (Ratio) |
45/ 82 (1.822:1) |
Final Drive Sprocket Teeth
(Ratio) |
16/ 45 (2.813:1) |
Transmission Gear Teeth (Ratios) |
|
6th
|
26/ 23 (1.130:1) |
5th
|
25/ 20 (1.250:1) |
4th
|
27/ 19 (1.421:1) |
3rd
|
28/ 17 (1.647:1) |
2nd
|
33/ 16 (2.062:1) |
1st
|
34/ 12 (2.833:1) |
Transmission Overall
Ratios |
|
6th
|
5.792:1 |
5th
|
6.407:1 |
4th
|
7.283:1 |
3rd
|
8.441:1 |
2nd
|
10.568:1 |
1st
|
14.520:1 |