The Matchless G85 CS was a motorcycle produced from 1964 to 1969, equipped with a single-cylinder, four-stroke, pushrod engine with a capacity of 497cc. The bike had a gear-driven oil pump for lubrication, a 1-3/8 inch Amal GP carburetor (later replaced by a 932 Concentric carburetor), and a magneto ignition system. With a compression ratio of 12:1, the G85 CS had a maximum power output of 30.2 kW (41 hp) at 6500 rpm.
The G85 CS had a 4-speed transmission and a duplex frame. It featured an AMC fork for the front suspension and a swingarm, twin shocks and coil springs, and oil dampers for the rear suspension. The bike had drum brakes on both the front and rear wheels, with the rear brake being 8 1/4 inches in diameter. The wheels were made of steel with wire spokes, and the bike had a wheelbase of 1445mm (56.9 inches).
The front tire was 3.00 x 21 inches, while the rear tire was 4.00 x 18 inches. The fuel capacity was 9.1 liters (2.4 US gallons). With its classic design and powerful engine, the Matchless G85 CS was a popular motorcycle among riders in the 1960s.
Technical specifications:
Make Model: Matchless G85 CS
| Year | 1964 – 69 |
|---|---|
| Engine | Single cylinder, four stroke, pushrod |
| Capacity | 497 cc / 30.3 cub in. |
| Bore x Stroke | 86 x 85.5 mm |
| Cooling System | Air cooled |
| Compression Ratio | 12:1 |
| Lubrication | Gear driven oil pump |
| Exhaust | Single, right side |
| Fuel System | Amal GP, 1-3/8 in. carburetor From 1967: 932 Concentric carburetor |
| Ignition | Magneto |
| Starting | Kick |
| Maximum Power | 30.2 kW / 41 hp @ 6500 rpm |
| Transmission | 4-Speed |
| Final Drive | Chain, 7.46 |
| Frame | Duplex frame |
| Wheelbase | 1445 mm / 56.9 in. |
| Front Suspension | AMC fork |
| Rear Suspension | Swingarm, twin shocks and coil springs, oil dampers |
| Front Brakes | Drum, 7 in. |
| Rear Brakes | Drum, 81/4 in. |
| Wheels | Steel, wire spokes |
| Front Tyre | 3.00 x 21 in. |
| Rear Tyre | 4.00 x 18 in. |
| Fuel Capacity | 9.1 L / 2.4 US gal |
