Cycle News is a weekly magazine that covers all aspects of motorcycling including Supercross, Motocross and MotoGP as well as new motorcycles
Issue link: https://magazine.cyclenews.com/i/126891
BETA-------Beta TR33 Trials List Price $2495 Displacement 239cc Engine type Air-cooled. reed-valve. two-stroke single Bore x stroke 72x57mm Compression ratio 11.0: 1 Carburetion 26mm Dellorto Ignition COl Transmission speeds. . . . . . . . .. 6 Starting system Kick Fuel capacity 1.0 gal. Wheelbase Rake/trail Seat height Front tire Rear tire Front wheel travel Rear wheel travel Front brake Rear brake Final drive Claimed dry weight 51.5 in. N/A 31.5 in. 2.75-21 4.00-18 7.2 in. 7.2 in. Disc Drum Chain 187 Ibs. -------BMW BMW K100 List Price Displacement Engine type N/ A 987cc Water-cooled. DOHC. in-line-four Bore x stroke 67x70mm Compression ratio 10.2:1 Carburetion Electronic fuel injection Ignition Transistorized electronic Transmission speeds , 5 Starting system Electric 5.8 gal. Fuel capacity Wheelbase 59.7 in. Rake/trail." N/ A/3.98 in. Seat height 31.9 in. Front tire 100/90-18 Rear tire 130/90-17 Front wheel travel 7.3 in. Rear wheel travel 4.3 in. Front braka Dual discs Rear brake . .. . . . . . . . . . . . .. Disc Final drive. . . . . .. . . . .. .. .. Shaft Claimed dry weight. .... 474Ibs. BMWK100 RT Ust Price Displacement Engine type N/A 987cc Water-cooled. DOHC. in·line·four Bore x stroke 67x70mm Compression ratio 10.2:1 Carburetion Electronic fuel injection Ignition Transistorized electronic Transmission speeds 5 Starting system Electric 5.8 gal. Fuel capacity Wheelbase 59.7 in. Rake/trail N/A/3.98 in. Seat height 31.9 in. Fronttire 100/90-18 Reartir 130/90-17 Front wheel travel .•..... 7 ..3 in. Rear wheel travel 4.3 in. Front brake Dual discs Rear brake . . . . . . . . . . . . . . .. Disc Final drive. .. .. .. . . . . . . Shaft Claimed dry weight 505 Ibs. BMWR80 Ust Price Displacement Engine type N/A 797.5cc Air-cooled. OHV opposed-twin Bore x stroke .... 84.0x70.6mm Compression ratio 8.2:1 Carburetion ..... (2) 32mm Bing CV Ignition Transistorized electronic Transmission speeds. . . . . . . . .. 5 Starting system Electric Fuel capacity 5.8 gal. Wl\eelbase 56.9 in. Rakei'trail. N/A/4.7 in. Seat height 31.8 in. Front tire 90/90-18 Rear tire 120/90-18 Front wheel travel 6.9 in. Rear wheel travel 4.8 in. Front brake Disc Rear brake Drum Final drive. . . . . . . . . . . . . . .. Shaft Claimed dry weight ..... 419 Ibs. BMW R80 GIS IR80 GIS Paris-Dakar Ust Price Displacement Engine type N/ A 797.5cc Air-cooled. OHV opposed twin Bore x stroke 84.0x70.6mm Compression ratio 8.2:1 Carburetion (21 32mm Bing CV Ignition : .. Transistorized electronic Transmission speeds 5 Starting system Electric Fuel capecity .. 5.2 geJ.l8.5 gal. WheelbaM 57.7 in. Rake/trail. N/A/4.5 in. Seat height 33.9 in.l34.5 in. Front tire 3.00-21 Rear tire 4.00-18 Front wheel travel 7.9 in. Rear wheel travel. . . . . . .. 6.7 in. Front brake _.. Disc Rear brake Drum Final drive Shaft Claimed dry weight 368 Iba.1 N/A