1981 Grand Prix motorcycle racing season developed in the 1950s, to aluminium frames featuring large, twin beams as first pioneered by Spanish constructor, Antonio Cobas. The following Grands Prix were scheduled to take place in 1981: Points are awarded to the top ten finishers. A rider has to finish the race to earn points. 1981 Grand Prix motorcycle racing season The 1981 Grand Prix motorcycle racing season was the 33rd F.I.M. Road Racing World Championship season. Suzuki riders Marco Lucchinelli and Randy Mamola battled it out to the final race of the season with the Italian rider claiming the crown and Mamola finishing runner-up for the
1978 Grand Prix (tennis) went to third–ranked Eddie Dibbs. The table below shows the 1978 Colgate-Palmolive Grand Prix schedule (a forerunner to the ATP Tour). The tournaments of the 1978 Grand Prix circuit were divided into nine point categories. The highest points were allocated to the Grand Slam tournaments; French Open, the Wimbledon Championships, the US Open and the Australian Open. The eight WCT events were part of the $175,000-plus "Super Grand Prix" category. Points were allocated based on these categories and the finishing position of a player in a tournament. The points table is based on a 32 player draw. No points were