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On 11 Sep 2005 at 17:14, David Y wrote: > I'm trying to find the right main jet size for my new engine (1776, Berg full- > flow, C.W. 69mm crankshaft, stainless steel valves, 009 w/ Pertronix, dual > Solex H32/34 PDS13, currently running 140 main jets) after my oil temp shot up > on the first freeway test drive after only a few miles (to 250F on my vdo > gauge... yikes!). I pulled a spark plug and it was looking very lean, so > considering the fact that everything else related to cooling is in place (down > to the timing hole bung ;) I figure it must be the air/fuel mixture. Does > anyone have a recommendation for what size jets to try for this configuration? > > Also, what are the chances a few minutes at this temperature did serious damage > to my new baby?! At around $3K into the job so far I'm totally paranoid... It's reasonable to be concerned; the fact that you're paranoid doesn't mean they're NOT out to get you. ;-) Where were you measuring this temp, and have you calibrated your gauge in boiling water? -- ******************************* Jim Adney, jadney@vwtype3.org Madison, Wisconsin, USA ******************************* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ List info at http://www.vwtype3.org/list | mailto:gregm@vwtype3.org ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~