BSA Y13750
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| BSA Y13750 | |
| Manufacturer | |
|---|---|
| Production | 1937 |
| Engine | Four stroke, V-twin cylinder |
| Ignition | Lucas magneto |
| Battery | 6V |
| Transmission | 4-Speed, constant mesh |
| Frame | Duplex cradle with forged steel backbone |
| Suspension | Front: Quick adjustable shock absorber and steering damper Rear: None, spring loaded saddle |
| Brakes | Front: Drum, 7 in. Rear: Drum, 7 in. |
| Front Tire | 4.00 x 18 in., Dunlop Universal |
| Rear Tire | 4.00 x 18 in., Dunlop Universal |
| Wheelbase | 1372 mm / 54 in. |
| Weight | 204 kg / 450 lbs (wet) |
| Oil Capacity | 2.3 L / 4.8 US pints |
| Fuel Capacity | 17 L / 4.5 US gal |
| Manuals | Service Manual |
Engine[edit | edit source]
The engine was a Air cooled cooled Four stroke, V-twin cylinder.
Drive[edit | edit source]
Power was moderated via the Multi-plate, dry.
Chassis[edit | edit source]
It came with a 4.00 x 18 in., Dunlop Universal front tire and a 4.00 x 18 in., Dunlop Universal rear tire. Stopping was achieved via Drum, 7 in. in the front and a Drum, 7 in. in the rear. The front suspension was a Quick adjustable shock absorber and steering damper while the rear was equipped with a None, spring loaded saddle. The Y13750 was fitted with a 17 L / 4.5 US gal fuel tank. The wheelbase was 1372 mm / 54 in. long.
Photos[edit | edit source]
Overview[edit | edit source]
BSA Y13
| Make Model | BSA Y13 |
|---|---|
| Year | 1937 |
| Engine Type | Four stroke, V-twin cylinder |
| Displacement | 748 cc / 45.6 cub in. |
| Bore X Stroke | 71 x 94.5 mm |
| Cooling System | Air cooled |
| Lubrication | Dry sump with double gear pump |
| Oil Capacity | 2.3 L / 4.8 US pints |
| Carburetor | Amal 76 |
| Exhaust | Twin, single sided, steel , chrome |
| Ignition | Lucas magneto |
| Battery | 6V |
| Starting | Kick start |
| Max Power | 19.5 kW / 26.5 hp @ 4800 rpm |
| Clutch | Multi-plate, dry |
| Transmission | 4-Speed, constant mesh |
| Final Drive | Chain, 96 links |
| Gear Ratios | Solo: 1st 14.3 / 2nd 9.9 / 3rd 6.3 / 4th 4.8:1 Sidecar model: 1st 15.8 / /2nd 10.9 / 3rd 6.9 / 4th 5.3:1 |
| Frame | Duplex cradle with forged steel backbone |
| Front Suspension | Quick adjustable shock absorber and steering damper |
| Rear Suspension | None, spring loaded saddle |
| Front Brakes | Drum, 7 in. |
| Rear Brakes | Drum, 7 in. |
| Front Tire | 4.00 x 18 in., Dunlop Universal |
| Rear Tire | 4.00 x 18 in., Dunlop Universal |
| Dimensions | Width: 736 mm / 29 in. (without sidecar) |
| Wheelbase | 1372 mm / 54 in. |
| Ground Clearance | 120 mm / 4.7 in. |
| Wet Weight | 204 kg / 450 lbs |
| Fuel Capacity | 17 L / 4.5 US gal |
| Colours | Black and chrome with green tank panels |