[Vwdiesel] Retorquing streach head bolts

82 Diesel Westy dieselwesty at yahoo.com
Tue Jul 18 09:41:06 EDT 2006

Humm, I have not heard this either about re-torquing
stretch bolts.
I have put about 1K on my 1.9na now, should I go back
in and do another 90 degree turn on each?

Should this be done with the motor warm or cold?

Bryan, happily sitting up HIGH again in my diesel
westy while traveling slowly down the road.

--- William J Toensing <toensing at wildblue.net> wrote:

> Very interesting. I hadn't heard this before. This
> may explain the head gasket leaking that my
> 1983Datsun/Nissan Sentra diesel had at 50,000 miles
> & my Mazda 626 diesel had at 50,000 miles. I recall
> with both cars that with streach bolts, you didn't
> have to re torque the heads so both cars didn't have
> this done when I put 500 to 600 miles on them nor
> was this done on the Mazda after the head gasket was
> replaced at 50,000 miles, & failed again at 70,000
> miles. This time, I insisted the head be retorqued
> after I put 1,000 miles on it & the head gasket went
> over 120,000 with no problem. I think the problem is
> most mechanics don't know how to deal with the
> special requirements of diesels due to their high
> compression. This is one of the great values of a
> forum such as this. I wonder if this could be the
> reason for the high rate of failure with the GM Olds
> V-8 diesels?
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Bryan Belman, Pt Pleasant, NJ
04 Jetta Wagon TDI PD, 100hp, 5sp   -- running :)
82 Diesel Westy 1.9NA               -- running :)
92 Jetta Eco-Turbo Diesel           -- not running yet <:>
90 Audi 200, 2.2L Turbo FWD         -- runs some times, need to sell :(
70 Type 1 stock Beetle              -- Not running well :(

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