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'89 formula 272 sr-1 only 55mph with twin454 ? >

'89 formula 272 sr-1 only 55mph with twin454 ?

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'89 formula 272 sr-1 only 55mph with twin454 ?

Old 09-22-2019, 08:02 PM
Join Date: Jan 2008
Location: Reisterstown, MD
Posts: 275

As I remember the 23 Mirages were great for acceleration but the boat hit the max speed very quickly at 61 MPH. Also it was not at the high end of the RPM band so I decided not to increase pitch of props. Maybe 4500 RMS.
Pat Ousborne is offline  

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