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AJS Stormer Y4 250 Mk 2 19741974 AJS Stormer Y4 250 Mk 2 specifications, pictures, reviews and rating |
| General information | |
|---|---|
| Model | AJS Stormer Y4 250 Mk 2 |
| Year | 1974 |
| Category | Cross / motocross |
| Price as new | US$ 1149. MSRP depends on country, taxes, accessories, etc. |
| Rating | 3.4 Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. Compare with any other bike. |
| Engine and transmission | |
| Displacement | 247.0 ccm (15.07 cubic inches) |
| Engine type | Single cylinder, two-stroke |
| Power | 25.0 HP (18.2 kW)) @ 7000 RPM |
| Max RPM | 8000 |
| Compression | 11.0:1 |
| Bore x stroke | 68.0 x 68.0 mm (2.7 x 2.7 inches) |
| Fuel system | Carburettor. AMAL 32mm concentric |
| Fuel control | Port control |
| Ignition | flywheel magneto |
| Lubrication system | Pre-mix. Castrol R at 20:1 |
| Cooling system | Air |
| Gearbox | 4-speed |
| Transmission type | Chain (final drive) |
| Clutch | Wet plate Diaphram |
| Exhaust system | loud, expansion chamber |
| Chassis, suspension, brakes and wheels | |
| Frame type | Double downtube, full cradle |
| Front suspension | Telescopic forks |
| Front wheel travel | 178 mm (7.0 inches) |
| Front tire | 2.75-21 |
| Rear tire | 4.00-18 |
| Front brakes | Expanding brake (drum brake) |
| Diameter | 127 mm (5.0 inches) |
| Rear brakes | Expanding brake (drum brake) |
| Diameter | 127 mm (5.0 inches) |
| Physical measures and capacities | |
| Dry weight | 104.3 kg (230.0 pounds) |
| Power/weight ratio | 0.2396 HP/kg |
| Front percentage of weight | 46.5 |
| Rear percentage of weight | 53.5 |
| Seat height | 762 mm (30.0 inches) If adjustable, lowest setting. |
| Ground clearance | 254 mm (10.0 inches) |
| Wheelbase | 1410 mm (55.5 inches) |
| Fuel capacity | 7.57 litres (2.00 US gallons) |
| Other specifications | |
| Color options | Orange tank, grey frame, black side panels |
| Starter | Kick |
| Update specs | Report missing specs or required updates. |
| Further information | |
| Insurance costs | Compare US insurance quotes from the nation's top providers. |
| Maintenance | Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. |
| Ask questions | Join the 74 AJS Stormer Y4 250 Mk 2 discussion group or the general AJS discussion group. |
| Related bikes | List related bikes for comparison of specs. |
| Compare with another motorcycle | |
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Get a list of related motorbikes before you buy this AJS. Inspect technical data. Look at photos. Read the riders' comments at the bike's discussion group. And check out the bike's reliability, repair costs, etc. Show any 1974 AJS Stormer Y4 250 Mk 2 for sale on our Bikez.biz Motorcycle Classifieds. You can also sign up for e-mail notification when such bikes are advertised in the future. And advertise your old MC for sale. Our efficient ads are free. You are also welcome to read and submit motorcycle reviews.| Rating sample for this AJS bike | |
Touring capabilities for the 1974 AJS Stormer Y4 250 Mk 2:  (24.3 out of 100)Click here for complete rating. |
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