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Date: Tue, 5 Jan 1999 20:38:00 -0700
From: "Michael T Pardee" <michaeltnopsamrtrails.com>
Subject: Re: More thoughts on my pinging problem


7 lbs is very close to .5 bar Goran Begicevic wrote in message <3692C456.AB0205Cnopsament.hig.se>... >Phuu... >Tough one this... >Why not measure compression, lowering it if necessary, installing >intercooler, running on high octane fuel, installing water-injection and >raising boost? > >How many atmospheres/bar is 7 pounds of boost? Can it be some weird >camshaft noises that occure under load that you mix-up with pinging? >Maybe head-gasket leaking under high boost?0 > >Audi's 1.8T four runs very high (around 1:9.0 C/R i think) compression, >while being turbocharged...

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