Was 88 the first year HP ratings were measured at the prop?
jspringator Chief Petty Officer Joined May 27, 2006 Messages 415 Sep 21, 2007 #1 Was 88 the first year HP ratings were measured at the prop?
wbeaton Commander Joined Jul 30, 2006 Messages 2,332 Sep 21, 2007 #2 Re: Year they changed HP ratings? No. There wasn't an exact year. It seems by the early 80's pretty much everyone was prop rating.
Re: Year they changed HP ratings? No. There wasn't an exact year. It seems by the early 80's pretty much everyone was prop rating.
jimmbo Supreme Mariner Joined May 24, 2004 Messages 13,677 Sep 21, 2007 #3 Re: Year they changed HP ratings? merc started in 1982, prop rating the inline 6s and v6s, the rest by 85 or 86 OMC started in 85.
Re: Year they changed HP ratings? merc started in 1982, prop rating the inline 6s and v6s, the rest by 85 or 86 OMC started in 85.
