The 1981 Maico 490 Mega 2 helped define modern motocross priorities before family infighting and parts failures ended the ...
On June 22, 1980, San Diegan Marty Moates became the first U.S. motorcyclist to win the U.S. Grand Prix of Motocross at Carsbad Raceway. Union sports writer Bill center later called the 1980 U.S.