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Re: [T3] Polishing?


On 9 Jun 99, at 19:27, Dave Hall wrote:

> That's interesting; the new Brazil TP1600 heads I put on the bus have a
> nobbly (un-machined from the casting) surface in the combustion chambers.
> This would presumably pass more heat to the heads rather than the exhaust
> gases, so the exhaust valves run cooler.

For every possible reason, you want to minimize the amount of heat 
that soaks out of the combustion gasses. For this reason it is a good 
idea to polish the tops of your pistons and the inside of the 
combustion chamber. For obvious reasons, this is seldom done in stock 
engines.

Jim
-
*******************************
Jim Adney, jadney@vwtype3.org
Madison, Wisconsin, USA
*******************************

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