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Re: Hi-Po 289 valve adjustments

To: Theo Smit <theo.smit@dynastream.com>
Subject: Re: Hi-Po 289 valve adjustments
From: Larry Paulick <lpaulick@comcast.net>
Date: Thu, 22 Sep 2005 19:34:43 -0400
Theo, yes and I still have mine.  Worked great.  Another alternative is 
to buy cheap valve covers, and cut out a hole to adjust valves, and 
still very little mess.  You always get some oil spill. 

But with a Tiger, it can be difficult to get valve covers on and off, 
especially the LAT variety.

Larry

Theo Smit wrote:

>Seems to me that there are little oil deflectors that you can buy that clip
>over the rockers to keep the oil from going everywhere... Back in high
>school a bunch of us had Toyota Corollas with the 1.6 litre pushrod Hemis.
>Neat engine, although the valve clearance adjustment procedure was similar
>to what you mention for the solid-lifter 289, if you read the Chilton
>manual. The Haynes manual, however, outlined the 'cold' adjustment
>procedure, where you adjusted half the valves with the engine at TDC1, and
>the other half with the engine at TDC4. Even on the most radical camshaft
>out there (and I had a couple with over 300 degrees duration, later), the
>heel of the cam is broad enough that you can correctly set the clearances
>even though you're not 180 degrees away from the highest point on the cam.
>The difference in the valve clearance spec between 'hot' and 'cold' was only
>.001", if I recall correctly. 
>
>The same procedure, adapted to the 289, would get you 16 valve adjustments
>for four crankshaft positions, and no burnt fingers or oil splatter. 
>
>Good luck,
>Theo





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