| Engine Configuration |
Inline Four, 4-stroke |
| Engine Displacement |
1298 cc |
| Engine Cooling |
Liquid |
| Compression Ratio |
10.8:1 |
| Combustion Chamber Design |
Pentroof |
| Valves Per Cylinder |
4 |
| Intake Valves Per Cylinder |
2 |
| Exhaust Valves Per Cylinder |
2 |
| Bore x Stroke |
79.0mm x 66.2mm |
Conecting Rod Length
(center-to-center) |
|
| Connecting Rod Material |
|
| Claimed Peak Horsepower |
141.4bhp @ 8,000rpm |
| Claimed Peak Torque |
99.1 lbs.-ft. @ 7,000 |
| Engine Redline |
9,200 rpm |
| Valve Angle (Included) |
14.0 degrees Intake/ 14.0 degrees Exhaust (28.0 degrees) |
| Combustion Chamber Volume |
23.4cc |
| Valve Train Type |
DOHC, Link-plate Chain Drive, Bucket Followers, Shim-under-bucket Lash Adjustment |
| Valve Adjustment Interval |
26,600 miles |
| Intake Valve Diameter |
30 mm |
| Exhaust Valve Diameter |
26 mm |
| Intake Valve Stem
Diameter |
5.0 mm |
| Exhaust Valve Stem Diameter |
5.0 mm |
| Intake Valve Maximum
Lift |
7.8 mm |
| Exhaust Valve Maximum
Lift |
7.8 mm |
| Intake Valve Timing |
|
| Open BTDC |
30degrees |
| Close ABDC |
50degrees |
| Duration |
260 degrees |
| Exhaust Valve Timing |
|
| Open BTDC |
55 degrees |
| Close ABDC |
25 degrees |
| Duration |
260 degrees |
| Valve Timing Measuring
Point |
0.2mm Intake; 0.3mm Exhaust (lift)
|
| Fuel Delivery System |
Nippon Fuel Injection |
| Throttle Body Venturi
Size |
42mm |
| Air Filter Type |
Dry Pleated Paper |
| Exhaust System Type |
4-2-1-2 (stainless steel) |
| Ignition System |
Digital |
| Lubrication System |
Wet Sump |
| Oil Capacity |
5.2 quarts (4.9 liters) |
| Fuel Capacity |
6.6 gallons (25 liters) |
| Transmission Type |
5-speed, [5-speed w/ electric shift] |
| Clutch Type |
Multi-plate, Wet, |
| Clutch Actuation System |
Hydraulic [Electric] |
| Clutch Spring Type |
Diaphragm |
| Number Of Clutch Springs |
1 |
| Number of Clutch Plates |
17 |
| Drive Plates |
9 |
| Driven Plates |
8 |
| Primary Drive |
Gear (Straight-cut) |
| Primary Drive Gear Teeth (Ratio) |
75/48 (1.563:1) |
| Final Drive Sprocket Teeth
(Ratio) |
|
| Transmission Gear Teeth (Ratios) |
|
| 6th |
N/A |
| 5th |
26/28 (0.929:1) |
| 4th |
28/26 (1.077:1) |
| 3rd |
31/23 (1.348:1) |
| 2nd |
39/22 (1.773:1) |
| |
43/17 (2.529:1) |
| Transmission Overall
Ratios |
|
| 6th |
N/A |
| 5th |
3.916:1 |
| 4th |
4.540:1 |
| 3rd |
5.682:1 |
| 2nd |
7.474:1 |
| 1st |
10.661:1 |
| |
|
