Honda CB125 (1980)

The Honda CB125 Disc, produced in 1980, features a Four stroke, twin cylinder, OHC, 2 valve per cylinder, with a capacity of 124cc/7.6 cu-in. It has an air-cooled cooling system, with a compression ratio of 7.4:1, and uses 2x Keihin 22mm slide type manual choke for induction. The ignition is CDI, and the bike is started with a kick. It has a multi-disc, wet clutch, and a 5-speed transmission with a chain final drive. The gear ratio is 5th 9.46/4th 11.10/3rd13.72/2nd 17.81/1st 26.20. It has a telescopic fork front suspension, with a 4.5-inch wheel travel and a swing arm rear suspension with a 2.6-inch wheel travel. The front brake is a single 240 mm disc and the rear brake is a 130 mm drum. The front tyre is 2.50-18, while the rear tyre is 2.75-18. Its dry weight is 133 kg/295.4 lbs, and it has a fuel capacity of 10 litres/10.6 US gal. The CB125 Disc puts out a maximum power of 17 hp/12.4 kW at 11500 rpm and an unknown amount of torque.

Technical specifications:

Make Model: Honda CB 125 Disc

Year: 1980
Engine: Four stroke, twin cylinder, OHC, 2 valve per cylinder
Capacity: 124 cc / 7.6 cu-in
Bore x Stroke: 44 x 41mm
Cooling System: Air cooled
Compression Ratio: 7.4:1
Induction: 2x Keihin 22mm slide type manual choke
Ignition: CDI
Starting: Kick
Max Power: 17 hp / 12.4 kW @ 11500 rpm
Max Torque: NA
Clutch: Multi-disc, wet
Transmission: 5 Speed
Final Drive: Chain
Gear Ratio: 5th 9.46 / 4th 11.10 / 3rd 13.72 / 2nd 17.81 / 1st 26.20
Front Suspension: Telescopic fork, 4.5 in wheel travel.
Rear Suspension: Swing arm, 2.6 in wheel travel.
Front Brakes: Single 240mm disc
Rear Brakes: 130mm Drum
Front Tyre: 2.50 -18
Rear Tyre: 2.75 -18
Dry-Weight: 133 kg / 295.4 lbs
Fuel Capacity: 10 Litres / 10.6 US gal