BMW R 27 (1960-66) vs BMW K1 (1988)
Comparison technical specifications
Add bike |
Remove bike |
Remove bike |
| Make: | BMW | BMW |
| Model: | R 27 | K1 |
| Years: | 1960-66 | 1988 |
| Engine: | Four stroke, single cylinder, pushrod operated, OHV, 2 valves per cylinder. | Four-stroke, horizontal in line four cylinder, DOHC, 4 valves per cylinder |
| Capacity: | 247247 cc / 15.1 cu in. | 987 cc / 60.2 cu in |
| Bore x Stroke: | 68 x 68 mm | 67 x 70 mm |
| Compression Ratio: | 8.2:1 | 11.0:1 |
| Cooling System: | Air cooled | Liquid cooled |
| Induction: | 1x Bing carburettor type 1/26/68 | Electronic injection, Bosch Motronic |
| Starting: | Kick | Electric |
| Max Power: | 13.4 kW / 18 hp @ 7400 rpm | 72.9 kW / 100 hp @ 8000 rpm (rear tyre: 70.1 k/w / 94.0 hp @ 8400 rpm) |
| Transmission: | 4 Speed | 5 Speed |
| Final Drive: | Shaft | Shaft |
| Front Suspension: | Telescopic fork | Telescopic fork with hydraulic shock absorber |
| Rear Suspension: | Long swing arm with suspension units and oil pressure dampers | Monolayer swinging arm |
| Front Brakes: | ∅160mm Drum | 2 x ∅305mm discs, 4 piston calipers |
| Rear Brakes: | ∅160mm Drum | Single ∅285mm disc, 1 piston caliper |
| Front Tyre: | 3.25 x 18" | 120/70 ZR17 |
| Rear Tyre: | 3.25 x 18" | 160/60 ZR18 |
| Fuel Capacity: | 15 liters / US 3.9 gal | 22 L / 5.8 US gal |