Scheda Tecnica CB750K0
|
Dimensions
|
Standard |
Metric |
| Overall length |
85.0 in. |
2,160 mm |
|
| Overall width |
34.8 in. |
885 mm |
|
| Overall height |
45.5 in. |
1,155 mm |
|
| Wheel base |
57.3 in. |
1,455 mm |
|
| Seat height |
31.5 in. |
800 mm |
|
| Foot peg height |
12.2 in. |
310 mm |
|
| Ground Clearance |
5.5 in. |
160 mm |
|
| Curb weight |
517.3 lb |
235 kg |
|
| Weight distribution L/R |
271.1/209.5 lb |
123/205 kg |
|
Frame
|
| Type |
Double cradle
tubular steel |
|
| F. Suspension, travel |
5.6 in. |
143 mm |
telescopic fork |
| R. Suspension, travel |
3.3 in. |
85 mm |
Swing arm |
| F. Tire pressure, size |
28 psi |
2.0 kg/cm2 |
3.25-19 (4 PR) |
| R. Tire pressure, size |
28 psi |
2.0 kg/cm2 |
4.00-18 (4 PR) |
| F. Brake, lining area |
2.9 in2x
2 |
53 cm2x2 |
Disk brake |
| R. Brake, lining area |
8.2 in2x
2 |
53 cm2x2 |
Internal
expanding shoe |
| Fuel Capacity |
4.7 US gal, 3.9
Imp. gal |
18 liter |
|
| Fuel Reserve Capacity |
1.3 US gal, 1.1
Imp. gal |
5 liter |
|
| Caster Angle |
63 ° |
|
|
| Trail Length |
3.74 in. |
95 mm |
|
| Front Fork oil capacity |
7.0-7.3 oz |
220-230 cc |
|
Engine
|
| Type |
Air cooled,
inline four cylinder, four stroke, sohc |
| Bore and Stroke |
2.401 x 2.408
in. |
61 x 63 mm |
|
| Displacement |
44.93 cu in |
736 cc |
|
| Compression Ratio |
9.0 : 1 |
|
|
| Maximum Horsepower |
67 BHP@8,000 rpm |
|
|
| Maximum Torque |
44.12
lb-ft@7,000 rpm |
6.1 kg-m@7,000
rpm |
|
| Carburetor, Venturi Dia. |
4x28mm Keihin,
slide type |
|
| Valve train |
Chain driven
overhead camshaft |
|
| Oil Capacity |
7.39 US pt, 6.16
Imp. pt |
3.5 liter |
|
| Oil Tank Capacity |
4.22 US pt.,
3.55 Imp. pt |
2 liter |
|
| Lubrication System |
Forced pressure
and dry sump |
|
| Air filtration |
Paper element |
|
|
| Valve Tappet Clearance |
In: 0.002 in., Ex: 0.003 in. |
In:0.05 mm,
Ex:0.08 mm |
|
| Engine weight (include oil) |
176.3 lb |
80 kg |
|
| Air screw opening |
1 1/8 turn |
|
|
| Idle speed |
900 rpm |
|
|
| Main jet |
#120 |
|
|
| Idle jet |
#40 |
|
|
| Air jet |
#100 |
|
|
| Carb main bore |
1.102 in. |
28 mm |
|
Drive Train
|
| Clutch |
Wet, multi-plate |
|
|
| Transmission |
5-speed,
constant mesh |
|
| Gear Ratio I |
2.500:1 |
|
|
| Gear Ratio II |
1.708:1 |
|
|
| Gear Ratio III |
1.333:1 |
|
|
| Gear Ratio IV |
1.097:1 |
|
|
| Gear Ratio V |
0.939:1 |
|
|
| Primary reduction |
1.708:1 |
|
|
| Secondary reduction |
1.167:1 |
|
|
| Final Reduction |
2.667:1 (18T x
48T) |
|
|
Electrical
|
| Type |
12v, negative
earth |
|
|
| Ignition |
Coil and contact
breaker, spare spark |
|
| Starting system |
Electrical motor
and kick pedal |
|
| Alternator |
3-phase 12 V
0.21kW@5,000 rpm |
|
| Battery Capacity |
12V - 14 amp
hour |
|
|
| Spark plug |
NGK D-8ES |
|
|
| Spark plug gap |
0.024 ~ 0.028
in. |
0.6 ~ 0.7 mm |
|
| Point gap |
0.012 ~ 0.016
in. |
0.3 ~ 0.4 mm |
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