Make Model: Matchless G2 / G2S / G2CS
Year: 1958 – 62
Engine: Single cylinder, 4 stroke
Capacity: 248.5 cc / 15.2 cub in.
Bore x Stroke: 69.85 x 64.84 mm
Cooling System: Air cooled
Compression Ratio: G2 / G2S: 7.8:1 G2CS: 10.5:1
Fuel System: G2 / G2S: Amal monobloc 376/5 carburetor G2CS: Amal monobloc 376/276 carburetor
Lubrication: Dry sump, external tank
Engine Oil: Hot: SAE 50 Cold: SAE 30 Extreme cold: SAE 20
Oil Capacity: 1.4 L / 3 US pints
Clutch: Wet, multi-plate
Final Drive: Chain
Chain Links: G2 / G2S: 123 links G2CS: 131 links
Internal Gear Ratios: 1st 2.42 / 2nd 1.85 / 3rd 1.30 / 4th 1.0:1
Frame: Open, tubular steel frame, closed at the bottom by a pressed-steel channel
Front Suspension: Telescopic fork
Rear Suspension: Swinging-arm, with shocks and coil springs
Front Brakes: Drum
Rear Brakes: Drum
Wheels: Steel, wire spokes
Front Tyre: 3.25 x 17 in.
Rear Tyre: 3.25 x 17 in.
Wheelbase: 1345 mm / 53 in.
Ground Clearance: 140 mm / 5.5 in.
Seat Height: 760 mm / 30 in.
Dry Weight: 148 kg / 325 lbs
Fuel Capacity: 12.5 L / 3.3 US gal
Colours: Red, Black