| Engine Configuration |
65-degree V4, 4 stroke, |
| Engine Displacement |
1077 cc |
| Engine Cooling |
Liquid |
| Compression Ratio |
13:1 |
| Combustion Chamber Design |
Pentroof |
| Valves Per Cylinder |
4 |
| Intake Valves Per Cylinder |
2 |
| Exhaust Valves Per Cylinder |
2 |
| Bore x Stroke |
81 mm x 52.26 mm |
Conecting Rod Length
(center-to-center) |
112mm |
| Connecting Rod Material |
Steel |
| Claimed Peak Horsepower |
173 bhp @ 11,000 rpm |
| Claimed Peak Torque |
87.4 lbs. - ft. @ 9,000
rpm |
| Engine Redline |
12,500 rpm |
| Valve Angle (Included) |
10.4 degrees Intake/ 12.0 degrees Exhaust (22.4 degrees) |
| Combustion Chamber Volume |
20.0cc |
| Valve Train Type |
DOHC, Link-plateChain/ Gear Drive, Bucket Followers, Shim-under-bucket Lash Adjustment |
| Valve Adjustment Interval |
12,427 miles (20,000 km) |
| Intake Valve Diameter |
32.0 mm (steel) |
| Exhaust Valve Diameter |
26.0 mm (steel) |
| Intake Valve Stem
Diameter |
5.0mm |
| Exhaust Valve Stem Diameter |
5.0mm |
| Intake Valve Maximum
Lift |
9.8 mm |
| Exhaust Valve Maximum
Lift |
8.1 mm |
| Intake Valve Timing |
|
| Open BTDC |
22 degrees |
| Close ABDC |
38 degrees |
| Duration |
240 degrees |
| Exhaust Valve Timing |
|
| Open BTDC |
40 degrees |
| Close ABDC |
10 degrees |
| Duration |
230 degrees |
| Valve Timing Measuring
Point |
1.0mm (lift)
|
| Fuel Delivery System |
Magneti Marelli EFI |
| Throttle Body Venturi
Size |
48 mm |
| Air Filter Type |
Pleated Paper |
| Exhaust System Type |
4-1-2 (Titanium headers/ Stainless Steel and aluminum canister) |
| Ignition System |
Digital |
| Lubrication System |
Wet Sump |
| Oil Capacity |
4.3 quarts (4.1 liters) |
| Fuel Capacity |
4.9 gallons (18.5 liters) |
| Transmission Type |
6-speed, Constant Mesh |
| Clutch Type |
Multi-plate, Back-torque-limiting |
| Clutch Actuation System |
Cable |
| Clutch Spring Type |
Coil |
| Number Of Clutch Springs |
6 |
| Number of Clutch Plates |
19 |
| Drive Plates |
10 |
| Driven Plates |
9 |
| Primary Drive |
Gear |
| Primary Drive Gear Teeth (Ratio) |
73/44 (1.659:1) |
| Final Drive Sprocket Teeth
(Ratio) |
42/15 (2.800:1) |
| Transmission Gear Teeth (Ratios) |
|
| 6th |
33/27 (0.960:1) |
| 5th |
34/26 (1.308:1) |
| 4th |
32/22 (1.455:1) |
| 3rd |
34/20 (1.700:1) |
| 2nd |
33/16 (2.063:1) |
| 1st |
39/15 (2.600:1) |
| Transmission Overall
Ratios |
|
| 6th |
5.676:1 |
| 5th |
6.076:1 |
| 4th |
6.758:1 |
| 3rd |
7.897:1 |
| 2nd |
9.583:1 |
| 1st |
12.077:1 |
| |
|
