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Thinking of building a thunder boat I like your best choice of wood kits available Thanks

What is the “rule of thumb“ for the boost/transfer to be upped relative to increase of exhaust?

So what is the rule of thumb to raise boost/transfer relative to rise in exhaust . Are we talking equal amount of degrees or a percentage of difference between 128 and 185 They have to work together right?

Does anyone have a photo of this boat running without rear wing? This is 8255 hull

8255 hull is it worth offset mtr for heat racing?

Need to find “wrist pin retainers” for 67 EXR Need help for a source!