100 TR

Name:

100 Trail Boss
Type:

100 G4TR

From:

 1970 - 1975

GENERAL Note, all data for 1970 G4TR until more info have been collected. 

Model Kawasaki Trail Boss
Category Dual Sport

ENGINE

Type 2 stroke, single cylinder,  air cooled
Displacement 99 ccm   (6 cu. in)
Bore and Stroke mm (in.) 49.5 X 51.8 mm  (1.95 in. x 2.04 in.)
Compression ratio 7.0:1
Valve system Rotary disc valve
Fuel system Mikuni VM19SC
Ignition Flywheel magneto
Starting Kick
Lubrication Superlube Oil Injection

DRIVETRAIN

Transmission

5-speed, constant mesh, return shift (with 2-speed sub transmission, quick change by lever on sub transmission cover).
N-1-2-3-4-5 bottom up

 

LOW Range HIGH Range

Final drive

2.80 (42/15) 4.77 (1.70 x 2.80)

Secondary ratio

1.00 1.70 (22/24 x 26/14)

Overall ratio  (Top Gear)

9.46 16.07

Primary ratio

3.52 (74/21)

Gear ratios:

1st

2.92 (35/12) 4.96

2nd

1.76 (30/17) 3.00

3rd

1.30 (26/20) 2.21

4th

1.09 (24/22) 1.86

5th

0.96 (23/24) 1.63

Clutch

Wet, multi-disc, Manual

FRAME

Type

-
Caster -
Rake -

Wheel travel:

Front

115 mm

Rear

90 mm

Tyre:

Front

3.00-18 4PR Tube-Type

Rear

3.00-18 4PR Tube-Type

SUSPENSION

Front:

Type

Telescopic fork

Rear:

Type

Swing arm

Spring preload

-

BRAKES

Front:

Type

Mechanical Drum 110 X 30 mm

Calliper

-

Rear:

Type

Mechanical Drum 110 X 30 mm

Calliper

-

DIMENSIONS

Overall lengt mm (in.)

1925 mm

Overall width mm (in.)

815 mm

Overall height mm (in.)

1055 mm

Wheelbase mm (in.)

1270 mm

Ground clearance mm (in.)

239 mm

Seat height mm (in.)

-

Dry weight  kg

84 kg

Fuel capacity litre

8.7 liters    (2.5 gal.)

PERFORMANCE

Maximum power

11.5 @ 8000 rpm

Maximum torque

1.12 kg-m @ 7000 rpm
Performance  
Note, all data for 1970 G4TR until more info have been collected. 
YEAR FRAME NUMBER ENGINE NUMBER COLOUR
1970 G4TR G4-000001 - 014459 G4E000001 - 014461 Candy tone Red
1971 G4TRA G4-014460- 036048 G4E014462- 029959 Pearl Candy tone Red
1972 G4TRB G4-0360049- GE029960- Pearl Candy tone Orange
1973 G4TRC G4-052153- G4E046102- Candy tone Red
1974 G4TRD G4-070001- G4E064001- Candy tone Super Red
1975 G4TRE G4-083000- G4E077300- Vivid Yellow
       
Source Kawasaki -ID guide 1965 -1975

 

F6 125 (F7 175)

 
 

Name/Year:

Model name: Produced From:
F6 125 (F7 175) 125 E / 175 E  ENDURO 1971-73

GENERAL

Model

Kawasaki F6 125  and  F7 175 the same data, differences in ( )

Category

Dual Sport

ENGINE

Type

2 stroke single cylinder, air cooled.

Displacement

124 cc

Bore x stroke (mm)

52.0 X 58.8 mm, 2.04 in. x 2.315 in.,  (? X ? )

Compression ratio

7.2:1

Valve/Induction System

Rotary disc valve

Fuel system

Mikuni VM24SS

Ignition

Flywheel magneto, NGK B8HCS or B8HS 0.6 - 0.7 mm gap  (NGK B9HCS)

Starting

Kick

Cooling

Air

Lubrication

Superlube Oil Injection

Exhaust

1-1

TRANSMISSION

Gearbox

5 speed constant mesh, 1-N-2-3-4-5 bottom up (w/neutral finder)  OIL, 0.7 Liter of SE Class SAE 10W30, 10W40, 20W40 or 20W50

Primary drive

Chain
Primary reduction ratio 3.13 (75/24)

Final drive

Countershaft sprocket: 14T / Rear wheel sprocket: 45T

Gear rations

1

2.67 (32/12)

2

1.75 (28/16)

3

1.20 (24/20)

4

0.91 (21/23)

5

0.72 (18/25)

6

-

Final reduction ratio

3.93 (55/14)

Overall drive ratio

8.84 top gear

Clutch

Wet, multi-plate

CHASSIS

Frame type

Tubular, double loop

Wheel travel

Front

145 mm

Rear

90 mm

Tyre

Front

3.00-18 4PR Tube-Type   (3.00-19 4P8 )

Rear

3.25-18 4PR Tube-Type  (3.50-18 4PR )

Caster (Rake)/Trail

 

SUSPENSION

Front

Forks

Telescopic, (Hatta Fork), Oil: 152cc of SAE 10W

 

 adjustable fork lengt ( multi adjustable fork)

Rear

Shock

Swing arm

 

adjustable shocks

BRAKES

Front

Disc/Drum

Drum 130 X 28 mm, 1.10 in. x 5.12 in.

Calliper

 

Rear

Disc/Drum

Drum 130 X 28 mm, 1.10 in. x 5.12 in.

Calliper

 

DIMENSIONS

Overall length

 

Overall width

 

Overall height

 

Seat height

 

Wheelbase

1415 mm

Ground clearance

245 mm

Fuel capacity - reserve

9.0 liter

Dry weight

105 kg

PERFORMANCE

Maximum power

17.5 HP at 7500 rpm, other sources say: 14.5 HP at 7500 rpm (18 HP @7,500 rpm )

Maximum torque

1.43 kg-m at 7000 rpm
Performance Top Speed: 47 mph. 

YEAR

FRAME NUMBER

ENGINE NUMBER

COLOUR

1971 F6 125E

F6F-00001 - 18129

F6E00001 - 12130 Deep Yellow
1971 F7 175E F7F-00001-   F7E00001- Deep Yellow
       
 


F8 250 Bison

 
   

Name/Year:

Model name: Produced From: 
F8 250  F8 250 BISON 1971-72
GENERAL 
Model  Kawasaki F250 Bison 
Category  Dual Sport 
ENIGNE 
Type  2 stroke, single cylinder, rotary disc valve, air cooled.
Displacement  246 cc 
Bore x Stroke mm  68.0 X 68.0 mm 
Compression Ratio  6.8:1 

Valve / Induction System 

 
Fuel System  Mikuni VM30SS 
Ignition  Flywheel magneto 
Spark Plug(s) NGK B8HCS or B8HS 0.6 - 0.7 mm gap 
Starting System 
Cooling   
Lubrication  / Capacity / Oil Specifications Injectolube / 1.2 liter / SAE 10W30 or 10W40 
Exhaust   
TRANSMISSION 
Gearbox  5-speed, constant mesh, return shift, 1-N-2-3-4-5 bottom up  
Primary Drive Chain 
Primary Reduction Ratio  3.04 (73/24) 
Final Drive 3.21 (45/14) 
Final Reduction Ratio Countershaft sprocket: 14T / Rear wheel sprocket: 45T  
Overall Drive 6.98 top gear 
Gear Ratios:  1:  2.45 (27/11) 
2:  1.71 (24/14)
3:  1.17 (21/18) 
4:  0.90 (18/20)
5:  0.71 (20/28) 
6: 
Clutch  Wet, multi-disc, Manual 
CHASSIS 
Frame Type   
Wheel Travel Front  175 mm  
Wheel Travel Rear  100 mm 
Tire Front  3.25-19 4PR Tube-Type 
Tire Rear  4.00-18 4PR Tube-Type 
Caster / Rake - Trail 
SUSPENTION 
Front Type  Telescopic Hatta forks, SAE 10W 175 cc capacity. 
Front Adjustments  Multi adjustable forks
Rear Type   
Rear Adjustments   
BRAKES 
Front Type  Mechanical Drum 150 X 28 mm  
Rear Type  Mechanical Drum 150 X 28 mm 
DIMENSSIONS 
Overall Length   
Overall Width   
Overall Height   
Seat Height   
Wheelbase  1400 mm 
Ground Clearance  210 mm 
Fuel Capacity  12.5 liters 
Dry Weight  123 kg 
PERFORMANCE 
Maximum Power  23.5 @ 6800 rpm 
Maximum Torque  2.64 kg-m  @ 6000 rpm 
Performance   

YEAR

FRAME NUMBER

ENGINE NUMBER

COLOUR

1971 F8 Bison

F8-00001 - 09533

F8E00001 - 09785 Bright Orange/Ivory (Domestic model White)
       
       
 
 
 

 

F5 Bighorn

 
 

Name/Year:

Model name: Produced From:
F5 350 Bighorn 350 1970-72

GENERAL

Model

Kawasaki F5 Bighorn

Category

Dual Sport

ENGINE

Type

2 stroke single cylinder, air cooled.

Displacement

346 cc

Bore x stroke (mm)

80.5x68.0 mm /  3.17x2.68 in.

Compression ratio

6.8:1

Valve/Induction System

Rotary disc valve

Fuel system

Mikuni VM32mm

Ignition

Capacitive discharge  CDI

Starting

Kick

Cooling

Air

Lubrication

Superlube Oil Injection

Exhaust

1-1

TRANSMISSION

Gearbox

5 speed constant mesh

Primary drive

 
Primary reduction ratio  

Final drive

Countershaft sprocket: 14T / Rear wheel sprocket: 45T

Gear rations

1

2.45

2

1.71

3

1.17

4

0.90

5

0.71

6

-

Final reduction ratio

 

Overall drive ratio

 

Clutch

Wet, multi-plate

CHASSIS

Frame type

Tubular, double loop

Wheel travel

Front

 

Rear

 

Tyre

Front

3.00-21 4PR

Rear

4.0-18 4PR

Caster (Rake)/Trail

 

SUSPENSION

Front

Forks

Telescopic, Hatta Fork

 

multiple adjustable

Rear

Shock

Swing arm

 

adjustable shocks

BRAKES

Front

Disc/Drum

Drum 6.0 x 1.1

Calliper

 

Rear

Disc/Drum

Drum 6.0 x 1.1

Calliper

 

DIMENSIONS

Overall length

2090 mm, 82.0 in

Overall width

820 mm

Overall height

1160 mm

Seat height

32 in.

Wheelbase

1400 mm, 56.5 in.

Ground clearance

9.0 in

Fuel capacity - reserve

11.5 liter

Dry weight

127 kg, 268 Ibs

PERFORMANCE

Maximum power

33 HP @ 6,500 rpm

Maximum torque

28 ft. Ibs  @ 5500
Performance Top Speed: 84.57 miles, Standing 1/4 mile 14.80 sec @ 80.57 miles/hour. 0-60: 6.9 sec

YEAR

FRAME NUMBER

ENGINE NUMBER

COLOUR

1970 F5 Bighorn

F5F-00001-

F5E-00001- Rawhide
1971 F5A Bighorn F5F-007183-013633 F5E-007269-13665 Lime Green
       
 


 

 

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