need help with owners manual book /prop size/bayliner/mercruiser

Westdevil

Seaman Apprentice
Joined
Jul 30, 2003
Messages
48
i have 1978 bayliner 470/170hp.i have owners manual.in the book it say the recommended this size prop. prop 21a4-pinehole p/t-rotation right. what dose all this mean. what size prop is this.
 

beckerdg

Petty Officer 2nd Class
Joined
Sep 9, 2002
Messages
147
Re: need help with owners manual book /prop size/bayliner/mercruiser

Probably a 21" pitch 14" diameter prop, normal rotation which is clockwise when viewed from the stern of the boat. Not sure what the pinehole is about.
 
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