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
Macau Grand Prix the FIA GT World Cup for Manufacturers is presented to the manufacturer supplying the cars with a manufacturer entry with the highest number of points after addition of the points of its two best cars awarded according to the result of the Main Race. Macau Grand Prix The Macau Grand Prix (; ) is a motorsport road race for automobiles and motorcycles held annually in Macau. It is the only street circuit racing event in which both cars and motorcycles participate. The first Macau Grand Prix event was held in 1954, as a sports car event. In 1961, the title