They do go with a bang, you just have to apply enough leverage until they
do. When doing a top-end overhaul I snapped one inlet manifold bolt and one
heater valve extension pipe bolt due to corrosion, it was no big deal to
drill and tap them out. Good luck.
PaulH.
> ----- Original Message -----
> From: "Graeme" <sakwoya@yahoo.com>
> Newsgroups: uk.rec.cars.maintenance
> Sent: Monday, November 17, 2003 6:23 AM
> Subject: Help needed to try shifting cylinder head bolts.
>
> > I am trying to get a cylinder head off a Range Rover V8. The heads are
> > bolted through into the alloy block with steel bolts Loctited in. I am
> > unable to shift several of the bolts - those that I have got loose I
have
> > used a 5/8" socket mated to a four foot long extension bar - just gently
> > increasing the torque until the threads have let go with a 'bang'.
> >
> > I am reluctant to increase the pressure on the sticking bolts as I fear
> that
> > they may sheer off - heat has had no effect, any other suggestions??
///
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