Matchless G9 (1948-58) vs KTM 640 LC4 Enduro (1999-00)
Comparison technical specifications
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| Make: | Matchless | KTM |
| Model: | G9 | 640 LC4 Enduro |
| Years: | 1948-58 | 1999-00 |
| Engine: | Parallel twin cylinder | Four stroke, single Cylinder. SOHC, 4 valves, engine balancer |
| Capacity: | 498 cc / 30.4 cub in. | 624.6 cc / 38.1 cu in |
| Bore x Stroke: | 66 x 72.8 mm | 101 x 78 mm |
| Cooling System: | Air cooled | Liquid cooled |
| Compression Ratio: | 7.7:1 | 11.5:1 |
| Lubrication: | Dry sump | 2 x Eaten oil pumps |
| Ignition: | Magneto, Lucas K2F | Kokusan contactless DC-CDI ignition with advanced system |
| Starting: | Kick | Electric & kick |
| Battery: | Lucas, 6V 12 Ah | 12V 8Ah, maintenance free |
| Spark Plug: | KLG FE80, 14mm thread | NGK DRBEACPR 8 E |
| Transmission: | 4-Speed | 5 Speed |
| Final Drive: | Chain | Chain, O-ring 5/8 x 1/4" |
| Gear Ratios: | 1st 2.67 / 2nd 1.77 / 3rd 1.35 / 4th 1.0:1 | 1st 14:35 / 2nd 15:24 / 3rd 18:21 / 4th 20:19 / 5th 22:18 |
| Frame: | Single top and down pipe, double cradle | Central chrome-moly steel frame |
| Wheelbase: | 1403 mm / 55.25 in. | 1510 mm / 59.4 in |
| Front Suspension: | Teledraulic | White Power – Up Side Down 4357 MXMA fork |
| Rear Suspension: | Swingarm, twin shocks and coil springs, oil dampers | Central shock absorber (WP BAVP3612) with PRO-LEVER linkage to rear- swing-arm with needle bearing |
| Front Brakes: | Drum | Single 300 mm disc, 4 piston caliper |
| Rear Brakes: | Drum | Single 220 mm disc, 1 piston caliper |
| Front Tyre: | 3.25 x 19 in. | 90/90 - 21 |
| Rear Tyre: | 3.50 x 19 in. | 140/80 - 18 |
| Fuel Capacity: | 17 L / 4.5 US gal | 12 L / 3.2 US gal / 2.6 Imp gal |
| Top Speed: | 137 km/h / 85 mph | 168 km/h / 104 mph |