BMFC, Tiiming, and Coatings

[Tom Sharpe]

My oil analysis was > 5000 ppm silicon (off scale) -- from sand thru the
carb..  300 yard sprinter in sand...  Tom S

Jim Davies wrote:

> On Sat, 15 May 1999, Greg Hermann wrote:
>
> > POR-15 is also recommended by the mfgr for the inside of blocks. Painting
> > them is wise--condensation does happen in there!
> >
> I once had access to a well equipped test lab and they would routinely do
> engine oil analysis for me. What was interesting [to me] was that although
> the engine in question was several years old at the time, the silicon
> leached out from casting was pretty high...