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Old 02-06-2013, 12:06 AM's Avatar is offline
MC Maniac
Join Date: May 2010
Boat: 1989 MasterCraft TriStar 190 SE
Location: Houston, TX
Posts: 3,608
Originally Posted by CC2MC View Post
That is a good point about GPS confirmation. Are you going off of the boat speedo? I wouldn't think that the speedo would be off by 12-13mph, but anything is possible and a less expensive fix if that is the case.
Not to mention the 5500 rpm's, seems a bit much its over spinning the prop by a huge amount.

1989 MasterCraft TriStar 190 SE
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