H series Specifications

ENGINE
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Type 2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
2-Cycle
3 Cylinder
Piston Valve
Displacement   (cc) 498 498 498 498 498 748 748
Bore x Stroke  (mm)
                         (in)
60x58.8
2.36x2.31
60x58.8
2.36x2.31
60x58.8
2.36x2.31
60x58.8
2.36x2.31
60x58.8
2.36x2.31
71x63
2.80x2.48
71x63
2.80x2.48
Compression Ratio 6.8 : 1 6.8 : 1 6.8 : 1 6.8 : 1 6.8 : 1 7.0 : 1 7.0 : 1
Max HP  (hp/rpm) 60/7500 60/7500 60/7500 60/7500 59/8000 74/6800 71/6800
Max Torque  (kg-m/rpm)
                      (ft-lb/rpm)
5.85/7000
42.3/7000
5.85/7000
42.3/7000
5.85/7000
42.3/7000
5.85/7000
42.3/7000
5.7/7000
41.2/7000
7.9/6500
57.1/6500
7.7/6500
55.7/6500
Starting System Kick Kick Kick Kick Kick Kick Kick
Lubrication System Injectolube Injectolube Injectolube Injectolube Injectolube Injectolube Injectolube
Inlet Timing          Open BTC
                            Close ATC
76
76
76
76
76
76
76
76
76
76
75
75
75
75
Scavenge Timing  Open BBC
                            Close ABC
59 30'
59 30'
59 30'
59 30'
59 30'
59 30'
59 30'
59 30'
59 30'
59 30'
58
58
58
58
Exhaust Timing     Open BBC
                            Close ABC
89
89
89
89
89
89
89
89
89
89
89
89
89
89
Ignition Timing 25(4000rpm)/20 25(4000rpm) 20(4000rpm) 25(4000rpm) 23(4000rpm) 23(4000rpm) 23(4000rpm)
Piston Position  (mm)
Before TDC      (in)
3.46/2.23
0.136/0.087
3.46
0.136
2.23
0.087
3.46
0.1367
2.94
0.115
3.14
0.123
3.14
0.123
Piston & Cylinder
Clearance  (μ)
140 140 140 140 140 165 165
CARBURETOR
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Type VM28SC VM28SC VM28SC VM28SC VM28SC VM30SC VM30SC
Main Jet Old  /  New
100R  /  92.5R
CDI  / Points
100R  /  90R 
100R 95R 92.5R 105R 97.5R
Needle Jet O-2  /  O-4/8 O-2  / O-2 O-4/8 O-4 O-4/8 O-6 O-6/8
Jet Needle 5GL-3 / 5DJ19-3 5GL-3 / 5EH7-3 5DJ19-4 5DJ19-3 5DJ19-4 5FL14-2 5EJ15-3
Pilot Jet 30 / 30 30 / 30 30 30 30 35 35
Cutaway 3.0 / 2.0 3.0  / 2.5 2.0 2.0 2.0 2.5 2.5
Air Screw 1 1/4  /  1 1/2 1 1/4  /  1 1/2 1 1/2 1 1/2 1 1/4 1 1/4 1 1/2
Fuel Level  (mm) 29~31 29~31 29~31 29~31 29~31 29~31 29~31
ID Mark KA1 / KAK KA1  /  KAE-1 KA4 KA5 KA6 H2-1 H2-2
CLUTCH & TRANSMISSION
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Type 5-Speed
Constant Mesh
5-Speed
Constant Mesh
5-Speed
Constant Mesh
5-Speed
Constant Mesh
5-Speed
Constant Mesh
5-Speed
Constant Mesh
5-Speed
Constant Mesh
Gear Ratio     1st
                      2nd
                      3rd
                      4th
                      5th
1: 2.20
1: 1.40
1: 1.09
1: 0.92
1: 0.81
1: 2.20
1: 1.40
1: 1.09
1: 0.92
1: 0.81
1: 2.20
1: 1.40
1: 1.09
1: 0.92
1: 0.81
1: 2.20
1: 1.40
1: 1.09
1: 0.92
1: 0.81
1: 2.20
1: 1.40
1: 1.09
1: 0.92
1: 0.81
1: 2.17
1: 1.47
1: 1.11
1: 0.92
1: 0.81
1: 2.17
1: 1.47
1: 1.11
1: 0.92
1: 0.81
Primary     No. of Teeth
                    Gear Ratio
27 : 65
1: 2.41
27 : 65
1: 2.41
27 : 65
1: 2.41
27 : 65
1: 2.41
27 : 65
1: 2.41
32 : 60
1: 1.88
32 : 60
1: 1.88
Final         No. of Teeth
                    Gear Ratio
16 : 45
1: 2.81
15: 45U  16 : 45E
1: 3.00U 1: 2.81E
15: 45U  16 : 45E
1: 3.00U 1: 2.81E
15: 45U  16 : 45E
1: 3.00U 1: 2.81E
15: 45U  16 : 45E
1: 3.00U 1: 2.81E
15: 47
1: 3.13
15: 47
1: 3.13
Overall Drive Ratio 1: 5.47 1 :5.84U  1: 5.47E 1 :5.84U  1: 5.47E 1 :5.84U  1: 5.47E 1 :5.84U  1: 5.47E 1: 4.76 1: 4.76
Transmission    (ℓ)
Oil Capacity  (US Qt)
1.2
1.3
1.2
1.3
1.2
1.3
1.2
1.3
1.2
1.3
1.4
1.5
1.4
1.5
Clutch Type Wet multi-plate Wet multi-plate Wet multi-plate Wet multi-plate Wet multi-plate Wet multi-plate Wet multi-plate
Release Lever Angle 80 80 80 80 80 80 80
Lever Adjustment  (mm) 2~3 2~3 2~3 2~3 2~3 2~3 2~3
ELECTRICAL EQUIPMENT
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Condenser Capacity  (μ fd) --  / 0.22 -- 0.22 -- -- -- --
Fuse Capacity  (A) 20 20 20 20 20 20 20
Ignition System Battery CDI / Battery Battery CDI Battery Battery CDI Magneto CDI Magneto CDI Magneto CDI
Spark Plug   NGK BUHX / B9HC BUHX B9HS BUHX B9HS-10 B9HS-10  
Dynamo      Manufacturer
                             Type
Mitsubishi
AZ-2010A/AZ-2010M2
Mitsubishi
AZ-2010A/AZ-2010M2 (US)
Mitsubishi
AZ-2010M2
Mitsubishi
F00571072
Mitsubishi
F005T1071
Mitsubishi
F005T1071
Mitsubishi
F005T1071
Regulator    Manufacturer
                             Type
Mitsubishi
PL-T / PL-2128T (US)/AZ2010M2
Mitsubishi
PL-T / PL-2128 (US)
Mitsubishi
AZ2010M2
Mitsubishi
PL-T
Mitsubishi
X009T30171
Mitsubishi
X009T30171
Mitsubishi
X009T30171
Ignition Coil    Manufacturer
                             Type
Diamond
TU-51-1 /TU-25 (US)/TU-29
Diamond
TU-51-1 /TU-25 (US)
Diamond
TU-29
Diamond
TU-25
Mitsubishi
F00067
Mitsubishi
F00067
Mitsubishi
F00067
Battery   Manufacturer
               Capacity
               Type
Yuasa
12V9AH
12N9-4B
Yuasa
12V9AH
12N9-4B
Yuasa
12V9AH
12N9-4B
Yuasa
12V9AH
12N9-4B
Yuasa
12V9AH
12N9-4B
Yuasa
12V6AH
12N5.5-4A
Yuasa
12V6AH
12N5.5-4A
Charging Current (A@rpm) 9@1500/7.5@1600 9@1500 7.5@1600 9@1500 3.8@1800
7.5@8000
3.8@1800
7.5@8000
3.8@1800
7.5@8000
LIGHTING
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Head Lamp Type Semi Sealed Semi Sealed Semi Sealed
Sealed (US)
Semi Sealed
Sealed (US)
Semi Sealed
Sealed (US)
Semi Sealed
Sealed (US)
Semi Sealed
Sealed (US)
Head Lamp Bulb 12V/25W 12V/35/35W
12V35/25W (US)
12V/35/35W
12V35/25W (US)
12V/35/35W
12V35/25W (US)
12V36/36W
12V35/25W (US)
12V/35/35W
12V35/25W (US)
12V/36/36W
12V35/25W (US)
Brake/Tail Lamp Bulb 12V32/3cp1157
(12V27/8W)
12V32/3cp1157
(12V27/8W)
12V21/5W
12V32/3cp1157
(12V27/8W)(US)
12V32/3cp1157
(12V27/8W)
12V21/5W
12V32/3cp1157
(12V27/8W)(US)
12V21/5W
12V32/3cp1157
(12V27/8W)(US)
12V21/5W
12V32/3cp1157
(12V27/8W)(US)
Speedo Lamp Bulb 12V3W 12V3W 12V3W 12V3W 12V3W 12V3W 12V3W
Tach Lamp Bulb 12V3Wx2 12V3W 12V3W 12V3W 12V3W 12V3W 12V3W
Turn Indicator Bulb --- / 12V3W --- 12V3W 12V3W 12V3W 12V3W 12V3W
Neutral Lamp Bulb 12V3W 12V3W 12V3W 12V3W 12V3W 12V3W 12V3W
Hi Beam Lamp Bulb 12V1.5W 12V1.5W 12V1.5W 12V1.5W 12V1.5W 12V1.5W 12V1.5W
Turn Signal Bulb 12V8W/12V32/3cp 1157 (12V23W) 12V8W 12V32cp 1073
(12V23W)
12V32cp 1073
(12V23W)
12V32cp 1073
(12V23W)
12V32cp 1073
(12V23W)
12V32cp 1073
(12V23W)
Parking Lamp --- /12V3W 12V4W (Euro) 12V4W (Euro) 12V4W (Euro) 12V4W (Euro) 12V4W (Euro) 12V4W (Euro)
FRAME
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Frame Type Tubular Double Cradle Tubular Double Cradle Tubular Double Cradle Tubular Double Cradle Tubular Double Cradle Tubular Double Cradle Tubular Double Cradle
Fuel Tank     (ℓ)
Capacity   (US Gal)
15
3.95
15
3.95
15
3.95
15
3.95
16
4.15
17
4.4
17
4.4
Oil Tank     (ℓ)
Capacity   (US Qt)
2.3
2.4
2.3
2.4
2.3
2.4
2.3
2.4
2.3
2.4
2.0
2.1
2.0
2.1
Fork Oil     (cc)
Capacity   (US Qt)
230
0.24
230
0.24
160
0.168
230
0.24
160
0.168
160
0.168
160
0.168
Fork Oil Type SAE10 SAE10 SAE10 SAE10 SAE10 SAE10 SAE10
Fnt Tire       Size
          Air Pressure
H3.25-19
26psi
H3.25-19
27psi
H3.25-19
26psi
H3.25-19
26psi
H3.25-19
26psi
H3.25-19
26psi
H3.25-19
26psi
Rear Tire     Size
          Air Pressure
H4.00-18
31psi
H4.00-18
31psi
H4.00-18
31psi
H4.00-18
31psi
H4.00-18
31psi
H4.00-18
31psi
H4.00-18
31psi
Drive Chain  Type
                      Size
                     Links
Joint
EK#530SH
102
Joint
DID#50HD
102
Joint
EK#530SH
102
Joint
EK#530SH
102
Endless
EK#530SH
106
Endless
EK#530SH
110
Endless
EK#530SH
110
Chain Play  (mm) 20 20 20 20 20 20 20
Spoke Type   Fnt
                   Rear
#9
#9
#9
#9
#8-9
#8-9
#8-9
#8-9
#8-9
#8-9
#8-9
#8-9
#8-9
#8-9
DIMENSIONS
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Overall     (mm)
Length       (in)
2095
82.5
2095
82.5
2095
82.5
2095
82.5
2118
83.4
2080
81.9
2080
81.9
Overall     (mm)
Width       (in)
840
33.1
840
33.1
840
33.1
840
33.1
835
32.9
850
33.5
850
33.5
Overall     (mm)
Heigth       (in)
1080
42.5
1080
42.5
1080
42.5
1080
42.5
1140
44.9
1145
45.1
1145
45.1
Wheelbase   (mm)
                    (in)
1400
55.1
1400
55.1
1400
55.1
1400
55.1
1410
55.6
1410
55.6
1410
55.6
Ground        (mm)
Clearance    (in)
135
5.3
135
5.3
135
5.3
135
5.3
145
5.7
175
6.9
175
6.9
Trail         (mm)
                  (in)
110
4.1
110
4.1
110
4.1
110
4.1
108
1.0
114
4.3
114
4.3
Caster 61 61 61 61 63 62 62
Dry              (kg)
Weight        (lbs)
174
383
174
383
174
383
174
383
185
408
192
423
192
423
Load Dist    (kg)
Front           (lbs)
75
165
75
165
75
165
75
165
83
183
86
189
86
189
Load Dist    (kg)
Rear            (lbs)
99
218
99
218
99
218
99
218
102
224
106
233
106
233
PERFORMANCE
Model KA1/KA2 H1/A H1-B H1-C H1-D H2 H2-A
Max Speed  (kph)
                   (mph)
190
118
190
118
190
118
190
118
180
112
203
126
190
118
Acceleration
SS 1/4 Mile   (sec)
12.4 12.4 12.4 12.4 12.4 12.0 12.0
Climbing Ability 40 40 40 40 40 40 40
Fuel  km/ltr (@kph)
Consumption mpg (@mph)
33 (50)
55 (50)
33 (50)
55 (50)
33 (50)
55 (50)
33 (50)
55 (50)
33 (50)
45 (50)
33 (50)
45 (50)
33 (50)
55 (50)
Braking    m(kph)
Distance  ft(mph)
10.5 (50)
34.5 (31)
10.5 (50)
34.5 (31)
10.5 (50)
34.5 (31)
10.5 (50)
34.5 (31)
10.5 (50)
34.5 (31)
12.0 (50)
40.0 (31)
12.0 (50)
40.0 (31)
Min Turn   (mm)
Radius        (in)
2300
90.5
2300
90.5
2300
90.5
2300
90.5
2300
90.5
2400
94.5
2400
94.5

original document