[Fot] oil leak

[Bill Babcock]

Leakdown test.

On Apr 25, 2011, at 2:14 PM, Mike Munson wrote:

> I have had holes in pistons, broken or worn rings and leaking head gaskets
> that caused excessive crankcase pressure and filling the overflow bottle.
Just
> hope it is something simple like a head gasket.
>
> Mike
> #28 EP TR6
>
> Sent from my iPhone
>
> On Apr 25, 2011, at 2:54 PM, Jeff Clark <jsclark at live.ca> wrote:
>
>> Friends, I need some advice.
>> 71 GT6 6 cyl vintage race car . At present running triple 40 mm Webers.
> After
>> two races last year and one test day last Friday on a rebuilt engine, we
> have
>> developed an oil leak at the head gasket on the left side of the engine.
>> After the test day I noticed the 1 qt filtered oil catch can plumbed from
>> rocker cover was full, indicating blow by ? Should I install a new head
>> gasket? more crank case ventilation? build another motor?
>> Thanks
>> Jeff Clark
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Bill Babcock
billb at bnj.com
503.936.7660
www.bnj.com