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Old 07-23-2013, 09:35 PM
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AZDave AZDave is offline
TT Enthusiast
 
Join Date: Dec 2006
Boat: 1993 Stars & Stripes Prostar 190 351 285 hp
Location: sw
Posts: 223
Acme 4 blade. CNC machined. When I installed it 7 years ago it helped smooth it out. When I put a new bushing on the raw water pump a few years back, that also helped. I think once the motor is aligned it should be pretty good.
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