1978 Manufacturers Riders Results

Suzuki XR27(RGA500)
2st/S4

Suzuki(RG500Ⅲ)
2st/S4

Yamaha OW35(YZR500)
2st/L4

Yamaha(TZ350E)
2st/L2

Cagiva
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Buton
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Yapol
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Paton
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Fath
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