TZ 250 | ||||||||||||||||
Specifications | ||||||||||||||||
MODEL | TZ 250 A | TZ 250 B | TZ250 C | TZ250 D | TZ 250 E | TZ250 F | TZ 250 G | TZ 250 H | TZ 250 J | |||||||
Year | 1973 | 1974 | 1976 | 1977 | 1978 | 1979 | 1980 | 1981 | 1982 | |||||||
Model Code from | DS7/ 430-991101 | DS7/ 430-991471 | DS7/ 430-993101 | DS7/ 430-994101 | DS7/ 430-995101 | DS7/ 430-997101 | 4A1/ 000101 | 5F7/ 000101 | ||||||||
Bore (mm) | 54 | 54 | 54 | 54 | 54 | 54 | 54.25 | 56 | 56 | |||||||
Stroke (mm) | 54 | 54 | 54 | 54 | 54 | 54 | 54 | 50.7 | 50.7 | |||||||
Capacity (cc) | 247 | 247 | 247 | 247 | 247 | 247 | 249 | 249 | 249 | |||||||
Compression ratio | 7.6 | 7.6 | 7.85 | 7.8 | 7.8 | 7.8 | 7.6 | 7.6 | 7.6 | |||||||
bhp | 51 | 51 | 52 | 53 | 53 | 53 | 55 | 57 | 57 | |||||||
@ rpm | 10,500 | 10,500 | 10,500 | 10,500 | 10,500 | 10,500 | 11,500 | 11,000 | 11,000 | |||||||
Ignition type | CDI | CDI | CDI | CDI | CDI | CDI | CDI | CDI | CDI | |||||||
Timing (mm btdc) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | |||||||
Carburettor | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM34SC | Mikuni VM36 | Mikuni VM36 | |||||||
Primary Drive | 3.35 | 3.35 | 3.35 | 3.35 | 3.35 | 3.35 | 3.35 | 3.15 | 3.15 | |||||||
Final Drive | 34 / 16 | 34 / 16 | 34 / 16 | 34 / 16 | 34 / 16 | 34 / 16 | 34 / 16 | 35 / 17 | 35 / 17 | |||||||
6th gear ratio | 0.81 | 0.81 | 0.81 | 0.81 | 0.81 | 0.81 | 0.81 | 0.91 | 0.91 | |||||||
5th gear ratio | 0.87 | 0.87 | 0.87 | 0.87 | 0.87 | 0.87 | 0.87 | 0.96 | 0.96 | |||||||
4th gear ratio | 0.96 | 0.96 | 0.96 | 0.96 | 0.96 | 0.96 | 0.96 | 1.08 | 1.08 | |||||||
3rd gear ratio | 1.13 | 1.13 | 1.13 | 1.13 | 1.13 | 1.13 | 1.13 | 1.26 | 1.26 | |||||||
2nd gear ratio | 1.42 | 1.42 | 1.42 | 1.42 | 1.42 | 1.42 | 1.42 | 1.56 | 1.56 | |||||||
1st gear ratio | 1.93 | 1.93 | 1.93 | 1.93 | 1.93 | 1.93 | 1.93 | 2.07 | 2.07 | |||||||
Over-all top gear ratio | 5.78 | 5.78 | 5.78 | 5.78 | 5.78 | 5.78 | 5.78 | 5.92 | 5.92 | |||||||
Fuel capacity | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23.5 | 23.5 | |||||||
Gearbox oil capacity | 1,700 cc | 1,700 cc | 1,700 cc | 1,700 cc | 1,700 cc | 1,700 cc | 1,700 cc | 900cc | 900cc | |||||||
Front tyre | 2.75' x 18' | 2.75' x 18' | 2.75' x 18' | 2.75' x 18' | 2.75' x 18' | 2.75' x 18' | 3.0' x 18' | 3.0' x 18' | 3.0' x 18' | |||||||
Rear tyre | 3.0' x 18' | 3.0' x 18' | 3.0' x 18' | 3.0' x 18' | 3.0' x 18' | 3.0' x 18' | 3.5' x 18' | 3.75' x 18' | 3.75' x 18' | |||||||
Front brake | 2 x Twin L-Shoe | 2 x Twin L-Shoe | Disc | Disc | Disc | Disc | Disc | Disc | Disc | |||||||
Rear brake | 1 x Single L-Shoe | 1 x Single L-Shoe | Disc | Disc | Disc | Disc | Disc | Disc | Disc | |||||||
Rear suspension | Twin Shock | Twin Shock | Mono-shock | Mono-shock | Mono-shock | Mono-shock | Mono-shock | Mono-shock | Mono-shock | |||||||
Wheelbase (mm) | 1,300 | 1,300 | 1,315 | 1,315 | 1,315 | 1,320 | 1,320 | 1,320 | 1,320 | |||||||
Width (mm) | 510 | 510 | 630 | 630 | 630 | 630 | 630 | 615 | 615 | |||||||
Length (mm) | 1,940 | 1,940 | 1,930 | 1,930 | 1,930 | 1,935 | 1,935 | 1,950 | 1,950 | |||||||
Rake (degrees) | 27.5 | 27.5 | 27.5 | 27.5 | 27.5 | 26 | 26 | 24.5 | 24.5 | |||||||
Trail (mm) | 90 | 90 | 74 | 74 | 74 | 97 | 92 | 87 | 87 | |||||||
Dry weight | 110 | 110 | 118 | 118 | 118 | 107 | 107 | 106 | 106 |
|
Yamaha TZ250 | |
Manufacturer | |
---|---|
Also called | TZ 250 |
Production | 2002 |
Class | Racing |
Engine | |
Bore / Stroke | 56.0mm x 50.7mm |
Top Speed | 140 mph |
Horsepower | 85.02 HP (63.4 KW) @ 12250RPM |
Torque | 36.88 ft/lbs (50.0 Nm) @ 11750RPM |
Brakes | Front: dual disc Rear: single disc |
Front Tire | 120/60-r17 |
Rear Tire | 165/55-r17 |
Wheelbase | 52.95 inches (1345 mm) |
Length | 77.05 inches (1957 mm) |
Width | 25.59 inches (650 mm) |
Height | 42.4 inches (1077 mm) |
Seat Height | 30.43 inches (773 mm) |
Weight | 229.28 pounds (104.0 Kg) (dry), |
Recommended Oil | Yamalube 10w-40 |
Manuals | Service Manual |