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9hp longtail prop selection
https://www.mudmotortalk.com/mmt_v2/viewtopic.php?f=6&t=48681		 Page 1 of 1
Author:  umahunter [ Sun Dec 29, 2013 12:18 pm ]
Post subject:  9hp longtail prop selection
Looking for some guidance ive got an al frame beavertail I put a 9 Subaru on. its going on a 1436 Waco im looking to get best speed I can. not much mud here just sand and grass most suggest a 7x4 wondering who would be best bang for the buck mud buddy backwater?? 7x4-8x4 most comin load will be me nephew dog and couple dekes I know I wont be a speed demon but it will have to do till I build a shortie thanks for any help :mrgreen:
Author:  Mark F. Cheney [ Sun Dec 29, 2013 4:54 pm ]
Post subject:  Re: 9hp longtail prop selection
on my 7 HP motors I run a 7 x 5 and it works well. I would think that you want more prop than that for 9 HP. I run 8 x 6 on my 14s. The 8 x 4 that you mentioned - maby. You need to talk to a good prop man, given the cost of a good prop.

Mark F. Cheney
Author:  umahunter [ Mon Dec 30, 2013 12:22 pm ]
Post subject:  Re: 9hp longtail prop selection
Also looking at the Hopkins 7.75 ill have to call and find the difference in a 4 or 6 pitch
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