i have a 1986 150 horse johnson is it ok to bore to a 175 standard piston size
B bass1983 Recruit Joined Jul 18, 2010 Messages 1 Jul 18, 2010 #1 i have a 1986 150 horse johnson is it ok to bore to a 175 standard piston size
W wilde1j Vice Admiral Joined Apr 15, 2002 Messages 5,964 Jul 18, 2010 #2 Re: rebuild Why? It's not going to make it a 175 even if you could.
E ezeke Supreme Mariner Joined Sep 19, 2003 Messages 12,532 Jul 18, 2010 #3 Re: rebuild The pistons are the same size.
