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Re-Powering

Predicted performance data for Montauk with various engine combinations as computed by Kelly Ewing following the formula developed by Crouch. This is mentioned and explained in the Reference article on propellers in the section under the heading CALCULATING SPEED POTENTIAL:

Fuel=168#
Boat=950#
Gear and Passengers=400#

MAKE/HP/CYCLE   MOTOR WT    TOTAL WT     MPH
---------------------------------------------
Honda 50 4      212         1730        34    
Honda 90 4      373         1891        44    
Yamaha 50 4     233         1751        34    
Yamaha 60 4     244         1762        37    
Yamaha 100 4    356         1874        46    
Yamaha 50 2     194         1712        34    
Yamaha 60 2     228         1746        37    
Yamaha 70 2     228         1746        40    
Yamaha 90 2     261         1779        45    
Merc 50 4       236         1754        34    
Merc 60 4       236         1754        37   
Merc 90 4       386         1904        43   
Merc 50 2       199         1717        34    
Merc 60 2       219         1737        37    
Merc 75 2       303         1821        41    
Merc 90 2       303         1821        44   
Suzuki 50 4     243         1761        34    
Suzuki 70 4     359         1877        39    

For more information on mid-range engines available and their pricing, see a separate article in the Reference section.

The topic of repowering a Montauk (or other 16-17-foot hull) is a common one in the FORUM. Here are some hyperlinks to those discussions:


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Author: James W. Hebert
This article first published March 30, 2002.