| MODEL | BROUGH SUPERIOR GOLDEN DREAM 1938 - 1939 |
| Year | 1938 - 1939 |
| Engine Type | Four-cylinder horizontally opposed (H-layout, two stacked flat-twin crankshafts) OHV four-stroke |
| Displacement / Capacity | 996 cc |
| Bore X Stroke | 68 x 68 mm (early) / 71 x 63 mm (later) |
| Compression Ratio | — |
| Cooling System | — |
| Max Power | — |
| Max Torque | — |
| Ignition | — |
| Induction | — |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 3- or 4-speed, built by David Brown Ltd to Brough design |
| Clutch | — |
| Final Drive | Shaft drive with underslung worm and pinion on the rear axle |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | — |
| Rear Suspension | — |
| Front Brakes | — |
| Rear Brakes | — |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | — |
| Rear Tyre | — |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | — |
The Golden Dream was George Brough's ambitious experiment: a four-cylinder engine made from two flat-twins stacked one above the other, driving the rear wheel by shaft. It was unveiled in gold paint at the 1938 Earls Court show and only a handful were completed before the war ended the project.
