I think the chief problem with a 5-pt harness attached to the seat is
getting a good anchor. Your seat is not a good anchor. I guess you could
anchor behind the seat on the cargo shelf, but then you'd still be relying
on the seat to act as a fulcrum when the harness is pulled tight.
Kevin Riggs
'72 TR6
> -----Original Message-----
> From: Steven Newell [SMTP:steven@cravetechnology.com]
> Sent: Tuesday, March 21, 2000 12:24 PM
> To: R. John Lye; Triumph Mailing List
> Subject: Re: 5 pt harness/TR4 options?
>
>
> "R. John Lye" wrote:
>
> > >Has anyone installed a 5 point harness on original seat (without a
> rollbar)
> > >or replaced their seats in a TR6, I am considering doing this to
> autocross
> > >the car.
> >
> > You really don't want to have a five point harness in an open car
> without
> > a roll bar;it is extrememly dangerous. In the rare case of a rollover,
> you
> > really don't want the high point of the car being your head! R. John Lye
>
> Besides a road test of the TR4, one of the old mags the PO passed along
> has a
> photo series of a autocrossing bugeye in a cartwheeling roll. The guy
> apparently
> broke his arm, otherwise fine. Had a lapbelt and a small rollbar.
>
> I understand John's point -- i.e. nice to be able to duck -- but this guy
> looked
> kind of s-t-r-e-t-c-h-e-d out by forces of physics during the roll, so it
> looked
> like his head would have been the highest point *despite the rollbar*.
> Which
> would have been a Very Bad Thing had he not also cartwheeled, so that the
> car
> didn't hit flat upside down till it came to rest. Is it realistic to think
> you
> *can* duck during a roll?
>
> If not a full harness, can anyone share experience AFA installing a
> shoulder
> belt in a TR4? I won't be autocrossing, but after the engine rebuild I
> will be
> driving around a major city every sunny day I can.
>
> [BTW, mine is an early '62 w/ the TR3-style seats. PO-installed lapbelts,
> and
> the period rally [compression?] lapbelt in the boot]
>
> --
> Steven Newell
> Crave Technology, Denver, CO
> 303.675.0777 / 303.675.0999 (fax)
|