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Paugus Bay Resident · 07-16-2007, 11:34 AM

I used to have a 33 with HP500s. They idled around 800 - 950 rpm, so the boat moved along at higher than headway. Much easier to shut one down than continually shifting into neutral. Since at idle they only used a couple of GPH, any fuel savings would be lost when you fire them up.

07-16-2007, 11:34 AM	#3
Paugus Bay Resident Senior Member Join Date: Sep 2003 Location: Gilmanton, NH Posts: 754 Thanks: 136 Thanked 93 Times in 51 Posts	I used to have a 33 with HP500s. They idled around 800 - 950 rpm, so the boat moved along at higher than headway. Much easier to shut one down than continually shifting into neutral. Since at idle they only used a couple of GPH, any fuel savings would be lost when you fire them up.