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Team Mugen rider Johnny O'Mara chooses
Bosch spark plugs to beat the world's
best in the 125cc U.S. Motocross Grand Prix
O'Mara's Mugen outperformed the top factory machines from Europe, Japan and America
on the rain soaked Mid-Ohio course. Johnny 0' battled the quagmire for 40 minutes before
.taking the lead with two laps to go. In the second moto, with lesser machines and riders
falling victim to mud and water, O'Mara
persevered to become the second
Bosch sponsored American privateer
to win a World Championship
Grand Prix this season, That kind
of world beating performance
requires a top rider and
reliable ignition. Johnny O's
fire power? Bosch Silver
Sport spark plugs the Winner's Choice.
ROBERT BOSCH
40
© 1980 ROBERT BOSCH Sales Corporation