| Engine Configuration | Inline Four, 4-Stroke |
| Engine Displacement | 599 cc |
| Engine Cooling System | Liquid |
| Compression Ratio | 13.9:1 |
| 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 |
| Measured Peak Horsepower | 101.6 bhp @ 12,000 rpm |
| Measured Peak Torque | 45.0 lbs.-ft. @ 10,500 rpm |
| Measured Horsepower-to-weight Ratio | 4.23 lbs. per horsepower |
| Engine Redline | 16,500 rpm |
| Valve Angle (Included) | 12.0 degrees Intake/ 13.0 degrees exhaust (25.0 degrees) |
| Combustion Chamber Volume | 13.0 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 | 27.5 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 | 8.7 mm |
| Exhaust Valve Maximum Lift | 7.0 mm |
| Intake Valve Timing | |
Open BTDC |
59 degrees |
Close ABDC |
81 degrees |
Duration |
320 degrees |
| Exhaust Valve Timing | |
Open BBDC |
57 degrees |
Close ATDC |
27 degrees |
Duration |
264 degrees |
| Valve Timing Measuring Point | 1.0 mm |
| Fuel Delivery System | Kehin Fuel Injection |
| Throttle Body Venturi Size | 38 mm |
| Air Filter Type | Pleated Paper Element |
| Exhaust System Type | 4-1, with ECU-controlled Valve |
| Ignition System | Digital Electric |
| Lubrication System | Wet Sump |
| Oil Capacity | 4.2 quarts (4.0 liters) |
| Fuel Capacity | 4.5 gallons (17.0 liters) |
| Transmission Type | 6-speed, Constant Mesh |
| Clutch Type | Multi-plate, Wet, Back-torque limiting |
Clutch Actuation System |
Cable |
Clutch Spring Type |
Coil |
Number Of Clutch Springs |
6 |
Number of Clutch Plates |
15 |
Drive Plates |
8 |
Driven Plates |
7 |
| Primary Drive | Gear |
| Primary Drive Gear Teeth (Ratio) | 87/46 (1.891:1) |
| Final Drive Sprocket Teeth (Ratio) | 43/15 (2.866:1) |
| Transmission Gear Teeth (Ratios) | |
|
27/22 (1.227:1) |
|
28/21 (1.333:1) |
|
32/22 (1.500:1) |
|
31/18 (1.722:1) |
|
37/18 (2.055:1) |
|
39/16 (2.437:1) |
| Transmission Overall Ratios | |
|
6.650:1 |
|
7.224:1 |
|
8.129:1 |
|
9.333:1 |
|
11.137:1 |
|
13.208:1 |