G3TR-A 100T Bush Master

 

Name:

100 Bush Master
Type:

G3TR-A

From:

 1971

GENERAL

Model name 1971 G3TR-A
Type Bush Master
Category Dual sport

ENGINE

Type 2 stroke, single cylinder, rotary disc valve, air cooled.
Displacement 99 cc
Bore and Stroke mm (in.) 49.5 X 51.8 mm
Compression ratio 7.0:1
Valve system rotary valve
Fuel system Mikuni VM19SC
Ignition Flywheel magneto
Spark Plugg NGK B8HCS or B8HS 0.6 - 0.7 mm gap
Starting Kick
Lubrication Superlube Oil Injection

DRIVETRAIN

Transmission

5-speed, constant-mesh

Shift Pattern

N-1-2-3-4-5 bottom up

Final drive

chain 3.00 (42/14)

Primary ratio

3.52 (74/21)

Overall Ratio

8.92 top gear

Gear ratios:

1st

2.92 (35/12)

2nd

1.76 (30/17)

3rd

1.30 (26/20)

4th

1.09 (24/22)

5th

0.96 (23/24)

Clutch

Wet multiple plates, manual

FRAME

Type

Caster  
Rake / Trail  

Wheel travel:

Front

90 mm

Rear

65 mm

Tyre:

Front

2.75-18 4PR Tube-Type

Rear

2.75-18 4PR Tube-Type

SUSPENSION

Front:

Type

Hydraulically damped telescopic fork

Rear:

Type

Hydraulically damped swinging 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.)

 

Overall width mm (in.)

 

Overall height mm (in.)

Wheelbase mm (in.)

1150 mm

Ground clearance mm (in.)

160 mm

Seat height mm (in.)

770 mm

Dry weight

83 kg

Fuel capacity l

8.6 liters

PERFORMANCE

Maximum power

11.5 @ 8000 rpm

Maximum torque

1.1 kg-m @ 7000 rpm
Performance 1/4 mile  
Top Speed
 
YEAR FRAME NUMBER ENGINE NUMBER COLOUR
1971 G3TR-A GA-272967 - G3E-000001 - Bright Orange
Source Kawasaki -ID guide 1965 -1975

 

 

 

100 GA5-A

Name:

100 GA5-A
Type:

GA5-A

From:

 1971 -

GENERAL

Model name 1971 GA5-A
Type -
Category Street

ENGINE

Type 2 stroke, single cylinder, rotary disc valve, air cooled.
Displacement 99 cc
Bore and Stroke mm (in.) 49.5 X 51.8 mm
Compression ratio 7.0:1
Valve system rotary valve
Fuel system Mikuni VM19SC
Ignition Flywheel magneto
Spark Plugg NGK B8HCS or B8HS 0.6 - 0.7 mm gap
Starting Kick
Lubrication Superlube Oil Injection

DRIVETRAIN

Transmission

5-speed, constant-mesh

Shift Pattern

N-1-2-3-4-5 bottom up

Final drive

chain 2.80 (42/15)

Primary ratio

3.52 (74/21)

Overall Ratio

9.46 top gear

Gear ratios:

1st

2.92 (35/12)

2nd

1.76 (30/17)

3rd

1.30 (26/20)

4th

1.09 (24/22)

5th

0.96 (23/24)

Clutch

Wet multiple plates, manual

FRAME

Type

Caster  
Rake / Trail  

Wheel travel:

Front

145 mm

Rear

90 mm

Tyre:

Front

2.50 -18 4PR Tube-Type

Rear

2.75 -18 4PR Tube-Type

SUSPENSION

Front:

Type

Hydraulically damped telescopic fork

Rear:

Type

Hydraulically damped swinging 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.)

Overall width mm (in.)

 

Overall height mm (in.)

Wheelbase mm (in.)

1245 mm

Ground clearance mm (in.)

230 mm

Seat height mm (in.)

800 mm

Dry weight

87 kg

Fuel capacity l

8.0 liters

PERFORMANCE

Maximum power

11.5 @ 8000 rpm

Maximum torque

1.1 kg-m @ 7000 rpm
Performance 1/4 mile  
Top Speed
 
YEAR FRAME NUMBER ENGINE NUMBER COLOUR
1971 GA5-A GA-200000 - G3E-00001 - Candy Gold, Blue or Red
Source Kawasaki -ID guide 1965 -1975


 

 

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          Last update:   10. februar 2011