27:16

1985 Carlsbad 500 USGP

36:15

1982 Unadilla 250 GP

32:47

Marty Moates beats the world GP riders on an off the shelf modified 1980 model YZ465cc ( LOP 493cc )

1:23:23

1983 trophee and motocross des nations

9:28

80s mx wakes colne with mark banks, Dave watson, and Jem whatley

54:03

1982 Ettelbruck 500cc MXGP

1:42:35

1986 British 500 Motocross GP - Hawkstone Park

15:07

Monster Energy Presents: Hot Wire ft. Jason Anderson in Pala, CA | DIRT SHARK