Re: [omc-boats] where is the red line?

From: Glenn Halweg <glennhalweg@...>
Date: Wed, 31 Aug 2005 16:08:37 -0500

Like Dave says it depends on a number of things, load, prop, etc. The thing
to remember is you basically have a automobile engine that was never
intended to run WOT for any length of time. Once on plane I stay 3600 or

----- Original Message -----
From: "David" <odin@...>
To: <omc-boats@...>
Sent: Wednesday, August 31, 2005 3:58 PM
Subject: Re: [omc-boats] where is the red line?

> The red line depends a lot on your prop - pitch and condition - use the
> rule
> I do - if it sounds and feels good - do it. Full bore starts are fine - I
> always crank her up until on a plane - then trottle back until the speed
> and
> engine noise make my little heart happy. Dave
> Paige wrote:
>> Well after three years of trial and error I have finally started using
>> my 1969 155hp I/O Johnson Reveler. It made it off the trailer, into the
>> water, and around the lake at trolling and cruising speeds, we even
>> dragged some fools around on skiis for the day.
>> My question, the speedometer, how accurate is it? We had it up near 24
>> (mph/knots?) but I was really watching the tach instead. When getting
>> the skiier up I do full throttle until the boat comes on plane and then
>> ease off to just under 4000 rpm. It is a good clip for a slalom skiier,
>> the motor does handle it very well. After dumping so much time and
>> money into the boat I am bound and determined to use it for what we
>> enjoy most, getting our arms pulled out by the sockets and healthy doses
>> of lake water in our orifices.
>> I do not want to stress the motor or lower unit with too many full
>> throttle starts but it is a ski boat after all, the block is seasoned,
>> and all is in good working order.
>> So, where is the red line on my tach? Is it ok to be cranking along at
>> 4000 rpms?
>> I could not be more happy that my old boat is afloat and running well,
>> love it.
>> She is the most quiet ski boat on the lake, purrs like a kitty.
>> Thanks, Paige
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Received on Wednesday, 31 August 2005

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