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Create a free Onshape account: https://onshape.pro/rctestflight

Onshape Stern Drive Unit: https://cad.onshape.com/documents/63b...

Onshape Propellers: https://cad.onshape.com/documents/e97...

V8 Paddle Board video:    • I Put a V8 Engine On My PaddleBoard  

My first toroidal propeller testing video:    • Testing Futuristic Propeller Designs ...  

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