Re: [Amc-list] Tom J. Any comments on this?

[Wrambler242@xxxxxxxxxxx]

Yeah, I didn't actually try to do the math, I suck at it. 
I figured that was a lot of run time in anyones book.
I did think it was an interesting picture and thought you might like to see it!

--
Mark Price
Morgantown, WV
1969 AMC Rambler, 4.0L, EFI, T-5

 -------------- Original message ----------------------
From: Tom Jennings <tomj@xxxxxxx>
> On Tue, 1 May 2007, Wrambler242@xxxxxxxxxxx wrote:
> 
> > Wow! Is this common???
> > http://www.swri.edu/4org/d03/engres/spkeng/sprkign/454Cyl.htm
> 
> WOW!!!
> 
> Well he says "rapid valve recession..." then "...15,000 hours"
> of operation.
> 
> Umm, this isn't a problem, it's spectacularly good!
> 
> If you drove 15000 hours at 60 mph, you would have gone 900,000
> miles! And we can bet that in that application that motor was
> working hard that whole time.
> 
> I dunno what my valves look like, to be honest. No reason to
> pull the heads on my LP 232. But it's been on LPG-only for 18
> years, some 200,000 miles, and while compression is dropping
> (125 psi +/- 5 now, down from 140 in 1990) the valve stems
> haven't yet hit the valve cover.
> 
> 
> Those cheapskates got a lot of use from one old chevy BB!
> 
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