Category:1978 Motocross World Championship

**1978 FIM Motocross World Championship**
	Motocross World Championship Randy Muñoz al GP d'Espanya de motocròs de 250cc de 1978, al Circuit del Vallès
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Instance of	season;
Edition number	22;
Winner	Heikki Mikkola (500cc class (motocross), Yamaha Motor Company); Guennady Moisseev (250cc class (motocross), KTM AG); Akira Watanabe (Category:125cc class (motocross), Suzuki);
Organizer	International Motorcycling Federation;
Point in time	1978;
Start time	9 April 1978;
End time	27 August 1978;
Authority file
	Q11911257;
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