BSA A10 Road Rocket 
| Make Model | BSA A10 Road Rocket | | Year | 1959 | | Engine | Air-cooled pushrod-operated overhead valve four-stroke, with cast-iron cylinder head and barrel. One-piece built-up crankshaft, with ball-bearing drive side mains and white-metal bush on timing side. Split, steel connecting rods with white-metal slipper bearings. Three-ring alloy pistons. | | Capacity | 646 | | Bore x Stroke | 70 X 84mm | | Compression Ratio | 7.2:1 | | Induction | Single Amal carburetor | | Ignition / Starting | Lucas magneto / | | Max power | 35 hp @ 5700 rpm | | Max Torque | | | Transmission / Drive | 4 Speed / chain | | Gear ratios | 1st, 11.68:1; 2nd, 7.96:1; 3rd, 5.48:1; 4th, 4.53:1. | | Frame | Welded seamless steel tubing with duplex downtubes and full cradle engine support, bolted-on rear sub frame | | Front Suspension | Telescopic forks with coil springs and hydraulic damping | | Rear Suspension | Plunger-type, with shock and rebound springs, undamped. | | Front Brakes | Drum | | Rear Brakes | Drum | | Front Tyre | 3.25-19 | | Rear Tyre | 4.00-19 | | Dry-Weight | 425 lb | | Fuel Capacity | | |
