RCU Forums - View Single Post - Engine size for GP Extra 300s 40

07-07-2004, 12:46 PM

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MinnFlyer

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RE: Motor size for GP Extra 300s 40

No, I wouldn't go anything bigger than a 52 (2 stroke)

Ideally, get a 70 class 4-stroke. (OS 70 - Saito 72 - YS 63)

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