Re: [OMC-Boats] Tru-course Steering

Is that like a Rolls with Chevy sheetmetal?

-Bill
Dallas, TX

--- On Mon, 7/20/09, Lee Shuster <Lee.Shuster@...> wrote:

From: Lee Shuster <Lee.Shuster@...>
Subject: Re: [OMC-Boats] Tru-course Steering
To: "'Evinrude & Johnson Boats of the 1960's and 70's'" <omc-boats@...timate.com>
Date: Monday, July 20, 2009, 12:09 PM

But what you don't see the are the dual Automatic Discharge Fire-Boy-Xintex Clean Agent FE-241 MA-2 Extinguishers. And the CruzPro GD-25, Gasoline Vapor Detector and Alarm.

:-)

-----Original Message-----
From: omc-boats-bounces@... [mailto:omc-boats-bounces@...ultimate.com] On Behalf Of jd
Sent: Monday, July 20, 2009 10:22 AM
To: Evinrude & Johnson Boats of the 1960's and 70's
Subject: Re: [OMC-Boats] Tru-course Steering

HMMMM......i see the fire extinguisher seems to be 
missing...............tsk tsk ......not safe.....    ;)

On Jul 19, 2009, at 1:01 PM, Lee Shuster (lib1) wrote:

> Bill,
>
> In my opinion this is an upgrade worthy of serious consideration for
> all OMC boat owners. AFter I did mine, I found it makes for much safer
> operation with a much greater degree of reliability. Steering effort
> is reduced and tracking is improved.
>
> First a little history as a lot of people confuse the (3) steering
> systems that OMC Electric Stringers could be equipped with:
>
> 1) Rope-Pulley (Aircraft cable) used on ALL OMC built boats  ( a carry
> over the days of outboards)
>
> 2) Mechanical (rack/pinion) with single cable and transom- penetrating
> tiller arm  (popularized by Kiekhafer's Mercury Ride Guide system, now
> offered by several vendors).
>
> 3) OMC's unique Tru-Course (sealed proprietary cable system) (Perhaps
> they didn't like Mercury's system?)
>
>
> Tru-Course Steering was introduced by OMC just after our OMC boats
> ceased production. It is referred to a Pull-Pull steering system
> (sometimes mistakenly called a Push-Pull system).
> It's a well-designed system and if it had been available when our OMC
> boats were in production, I'm pretty certain it would have been their
> system of choice. But our boats were designed in the early sixties,
> almost a decade before TruCourse came along.)
>
> You can convert your boat over to it as I have with I replaced my V6
> Buick with the V8 Chevy.
>
> The conversion requires changing out the follow items:
>
> 1) Steering shaft and gear assembly in upper gear case (Tru-Couse and
> Rope-Cable are different!)
>
> 2) Measuring AND Finding the correct length Cable assembly for  your
> specific application (OMC originally offered them in 8, 10, 11, 12,
> 13, 14, 15, 16, 17,18, 19, 20 on up to 46 to 50 ft !!)
>
> 3) Removing the rope pulley from the helm steering shaft and mounting
> the TruCourse adapter.
>
> The downsides to doing this conversion are finding the correct parts
> which could take awhile. My donor V8 came out of a TruCourse- equipped
> boat so I didn't have to replace item 1).
> Item 2) the correct length cable was more of a challenge. You must
> carefully measure the helm-to-stern drive shaft to shaft distance to
> +/- 2 inches. Because there's very little margin of error.
> The finding either a used or NOS TruCourse cable will be a challenge.
> I found one after months of searching in a NOS dealer inventory, using
> the OMC part number (I keep reaching how important OMC Service part
> numbers are!!) The 3) step at the helm is relatively simple once
> you've covered steps 1) and 2). You'll be able to retain you stock
> steering wheel but might have some difficultly getting the existing
> rope pulley off if there's corrosion.
>
> Good Luck..
>
> Lee
>
> Below is a picture where the TruCourse helm connection and cable is
> not yet hooked up:
>
> <hp_inst_tn.html.jpg>
>
>
>
>
>
>
> On Jul 19, 2009, at 12:59 PM, BLDFW wrote:
>
>> I'm curious if anyone converted their cable steering system over to a
>> Tru-course setup.  When I had mine out the other day, the steering
>> locked up on mine.  I was able to get it unstuck but don't want to
>> have to deal with that if I don't have to.
>>
>> I see them on eBay running from 175.00 (I think used) to $580 new.
>>
>> -Bill
>> Dallas, TX
>> 1970 Evinrude Explorer - 155 Buick V6 - OMC Sterndrive
>> http://www.photobucket.com/evinrude_explorer
>> _______________________________________________
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>
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Received on Monday, 20 July 2009