I have and it's of an excellent quality.
Magnus Karlsson
www.concourshealeys.com
Skickat frC%n min iPad
13 jun 2011 kl. 06:13 skrev Bob Spidell <bspidell@comcast.net>:
> Has anybody vivisected a Denis Welch pump?
>
> bs
>
>
> On 6/11/2011 10:50 PM, richard mayor wrote:
>> A few months ago I bought a brand new oil pump for a fresh race motor for
the
>> 2011 season. It turned out to be a "County" oil pump. The bag contained a
>> flyer that said something like "do not open this oil pump - the gears have
>> been carefully matched - do not disturb".
>> Last week as I was assembling a fresh race motor for my 2011 racing season,
I
>> opened the oil pump to pack it with petroleum jelly (so it would prime
faster
>> on initial start-up) and I discovered two things. First, the casting was
so
>> bad that there was a big glob of aluminum sitting in the bottom of the
cavity
>> just before the gears ,where oil should be flowing freely. Then I removed
the
>> gears and saw that the inside of the housing. On one side, the housing was
so
>> bad that it was worse than an oil pump housing that had gone through a
>> catastrophic engine failure. There were huge voids in the housing wall
that
>> should have been smooth as glass. This was worse than an old worn out -
>> severely damaged - oil pump!!! And sold as brand new.
>> Some moron (in China or India?) had assembled this piece of crap, perhaps
>> knowing, or not, that it was hugely defective, put it into a plastic zip
lock
>> bag and then added that warning flyer to not open up this pump. Most
engine
>> builders do not open up oil pumps when they do a rebuild. Sadly, in
today's
>> world this is what we get - "County" - for our Healeys.
>> BTW, I sell ACL engine bearings for 6 cylinder Healeys. but then, so does
>> County.
>>
>> Richard Mayor
>> BN7L-466 Vintage Racer
>> Portland, Oregon
>> _______________________________________________
>>
>>
>
>
> --
> *******************************************************************
> Bob Spidell San Jose, CA bspidell@comcast.net
>
> *******************************************************************
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