Norton 650SS vs BSA Golden Flash (1967)
Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Norton 650SSstacks up against the BSA Golden Flash. Numbers pulled from manufacturer spec sheets — click either bike for the full review.
Spec comparison
| Spec | Norton 650SS | BSA Golden Flash |
|---|---|---|
| Model year | 1967 | 1961 |
| Price | — | — |
| Engine | 646 cc | 646 cc |
| Horsepower | 52 hp | 35 hp |
| Weight | — | 190 kg |
| Fuel capacity | — | 5.0 L |
| Fuel type | petrol | petrol |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
Norton 650SS vs BSA Golden Flash — which should you buy?
Picking between the Norton 650SS and the BSA Golden Flash usually comes down to the numbers you care about most. On paper, the Norton 650SS brings 52 hp, while the BSA Golden Flash counters with 35 hp at 190 kg.
Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike:

