The 1970s saw huge changes in the motorcycle industry. The 1970 Clean Air Act all but killed large capacity two-stroke motorcycles. These engines burned fuel and oil, which didn't play well with the ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

In the second-to-last race of the season at Phoenix Raceway, Hamlin led a race-high 190 laps, but faulty carburetor settings on his car caused an additional pit stop, and he instead finished 12th.

KTM enjoys a reputation as a manufacturer of high-quality kit, but the 640 Adventure is a bit of a rogue in many ways. Pre-2004 spokes are poor, clutch cables snap, the electrics are often fickle and ...

For a low cost commuter/leisure bike, the Hyosung GT650 Comet is a decent handling bike, with multi-adjustable front forks. But the monoshock on the Hyosung GT650 Comet only has preload adjustment and ...

2004 Yamaha V-Star 1100 XVS11ATSS AS LOW AS $38BW / General Overview Model: XVS1100A V-Star 1100 Classic/Silverado Engine: Air-cooled SOHC 4-stroke V-twin, 1,063?cc Power Output: ~62?hp @ 5,750?rpm; ...

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