[DeTomaso] Shift gate lockout project

David Skinner skinnerdskinner at yahoo.com
Tue Mar 19 10:34:44 EDT 2013


How about a screen door latch.  Sorry I couldn't resist.


________________________________
 From: Asa Jay Laughton <asajay at asajay.com>
To: detomaso at poca.com 
Sent: Tuesday, March 19, 2013 9:33 AM
Subject: Re: [DeTomaso] Shift gate lockout project
 
Mike,
Ingenious, however you better fashion a simple lock on the hinge so it 
doesn't bounce open on you while driving.

Just a thought.  Good luck at the races. :)
Asa

Asa Jay Laughton, MSgt, USAFR, Retired
&  Shelley Marie
Spokane, WA
******************************
http://www.racingagainstautism.com
http://www.teampanteraracing.com
http://facebook.com/racingagainstautism


On 3/18/2013 9:20 PM, MikeLDrew at aol.com wrote:
> Hi guys,
>
> The ZF gearbox is a fantastic thing, but the dogleg first gear can
> occasionally catch people out, especially in an open track setting.
>
> To see what I mean, check out this in-car video from a GT40 where the
> driver blew the 4-3 downshift, and instead went from 4th to 1st gear.   (The
> carnage starts just after the 2:00 mark)
>
> http://www.youtube.com/watch?v=bl6Bk6Psj24
>
> With the upcoming Laguna Seca track day on March 30th, I've been working on
> my Pantera to get it more track-ready.   Roll bar installed, Hoosier slicks
> mounted on my spare 8/10 inch Campagnolo wheels, brake fluid changed, etc.
> etc.
>
> I decided to follow the example set by various prototype Ferraris,
> Chevrons, Lolas etc., which utilize a mechanical lockout system to block off first
> and reverse gears.   The idea is that those gears are used when manuvering in
> the pits, but are then useless once underway on track.
>
> I have a ratty old stock shift gate with badly worn fingers and flaking
> chrome.   I decided to use it as the foundation for my project.   (I actually
> had a factory Gr4 shift gate at one time, which had a reverse (only) lockout,
> but I traded it to Les Gray for the nice chrome gate I have in my car now).
>
> I zipped down to the hardware store and bought a simple four-inch hinge.
> Brought it home, clamped the two together, did a little marking, a little
> hacksawing and grinding, a bit of drilling, tapping, and voila!
>
> Shift gate in the open position, allowing use of all gears:
>
> http://www.poca.com/index.php/gallery/?g2_itemId=39114
>
> And with it flipped over, reverse and first are blocked, turning the ZF
> into a simple four-speed:
>
> http://www.poca.com/index.php/gallery/?g2_itemId=39118
>
> Total cost:   $4.03
>
> Avoiding the dreaded 4-1 downshift?   PRICELESS!
>
> Once the track day is done, I'll put the street tires back on, change back
> to the regular non-ugly shift gate, and live happily ever after....
>
> Mike
> _______________________________________________
>
> Detomaso Forum Managed by POCA
>
> DeTomaso mailing list
> DeTomaso at poca.com
> http://poca.com/mailman/listinfo/detomaso
>
>
> -----
> No virus found in this message.
> Checked by AVG - www.avg.com
> Version: 10.0.1430 / Virus Database: 2641/5686 - Release Date: 03/18/13
>
>
_______________________________________________

Detomaso Forum Managed by POCA

DeTomaso mailing list
DeTomaso at poca.com
http://poca.com/mailman/listinfo/detomaso


More information about the DeTomaso mailing list