RE: The head on my '87 5ktqw is off. now what?

[quk@isham-research.demon.co.uk (Phil Payne)]

In message <E1D866CF2E68D211A33000805F91E3C20447@ABK-NT01> HAREST@Allenbrook.iix.com writes:

>>> When setting head on the Factory manual for our '91 90cs with 5 clyinder
>>> non turbo states to NOT place #1 at TDC.  Any help?

>> None at all.  Don't understand it.

> The reasoning I've heard is that you want all cylinders below their
> respective TDC's so that if any valve happens to be in a full open position,
> you won't create a full open valve meets TDC cylinder interference issue.
> BUT you will want things really close to TDC for #1, both on the cam and the
> crank.  Otherwise you could easily mash a valve when you try to set up the
> timing and install the timing belt...

Doesn't really make sense, though.

You either put the head back with the cam at TDC, or without a cam at
all - in which case all the valves are up.  In the this case, the cam is
usually oriented to TDC before being tightened down.

I hope.

--
 Phil Payne
 Phone: 0385 302803   Fax: 01536 723021
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