Changjiang 250CC motorcycle sidecar

Model

category

Antique750B—A1

Antique 750B—A

1

performance criterion

Brake distance

≤8m

Top speed

≥85KM/H

MIN steady speed

≤25KM/H

gradeability

≥15°

Economic speed

50KmH

Economic speed fuel consumption

≤4.6L/100Km

2

Vehicle size and quality parameters

Dimensions

2230 ×1590 ×1000mm

fore-and-aft wheelbase

1492mm

Fore-and-side wheelbase

1147mm

tread

1175mm

Ground clearance

140mm

Turn round-diameter

6065mm,4380mm

Dry weight

320kg

Max payload

220kg

3

The engine and the ignition system

Type Model

series of F2P78FMF1

series of D2P78FM

type

Four-stroke double-cylinder air-cooled and Horizontally-opposed

Total displacement

746ml

Cylinder diameter*stroke

78×78mm

Compression ratio

7: 1

6: 1

Min no-loading stabilized speed(idling)

750±75r/min

Direction of power and appropriate speeds

17.7KW(24HP)/4000±300r/min

14KW(19HP)/3600±300r/min

Max power and its corresponding speed

22KW(30HP)/5000±300r/min 17.7KW(24HP)/4000±300r/min

Max torque and its corresponding rotary

49N(5kgf·m)/3800±300r/min 39.2N·M(4gf·m)/3000±300r/min

Gear position No. 1 Gear position

16.63: 1

No. 2 Gear position

10.55: 1

No. 3 Gear position

7.85: 1

No. 4 Gear position

6.01: 1

Rear drive ratio

4.62: 1

Starting mode

Kick & electric

Way of ignition

battery ignition system with contact

Spark plug type

T4135J or T4114J

Spark plug clearence

0.6~0.7mm

Valve clearence

Air intake,exhaust: 0.1mm

4

Fule and lubrication

Capacity of gasoline

26L

Fuel trademark

70#or90#gasoline(SH0112—92)

Oil capacity of crankcase

2L

Transmission case engineoilcapacity

0.8L

Oil capacity of rear drive

0.175L

Lubricator oil

>0°C,HQ1.0GB485: <0°C,HQ6GB485</p>

5

Drive system

Cluth

Mechanically controlled double-disc. Dry friction

Tyre size (inch)

3.75—19

Tyre pressure(kpa)

Front wheel 250±20kpa,rear wheel335±kpa,side wheel350±20kpa

Brake pattern

The front brake: drum handbraking rear brake: drum footbraking

6

Electrical system

Rated voltage

12V

Storage battery

6QA36

Alternator

MJF—280B

silicon rectifier

GZL—22

regulator

JFT—149

starting dynamo

MZQ—07A

starting relay

JN3—12

Headlamp

12V60/55W

Cornering lamp

12V20W

taillight

12V20/8W

Electric hom

12V,≤3A