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Re: Camshafts

To: "Mike and Kerry Gigante" <mikeg@vicnet.net.au>, "Peter C." <nosimport@mailbag.com>
Subject: Re: Camshafts
Date: Tue, 10 Oct 2000 10:31:55 -0400
Cc: "Spridgets" <spridgets@autox.team.net>
Well that could make sense but I suspect that I would see this long 
before the last 60,000 miles.

Larry

>>>>On 10/10/00 10:43 AM so and so (Mike and Kerry Gigante) said. (And I 
quote:)

>Are you sure the rocker shaft was installed correctly? If the oil hole
>doesn't line
>up (rocker shaft and pedestal holes), then the rockers run hot/dry and
>they tend to chew
>up the tip of the rocker, top of valve stem (and turn the shaft blue
>etc).
>
>Mike
>
>----- Original Message -----
>From: "Peter C." <nosimport@mailbag.com>
>To: "Larry Macy" <macy@bblmail.psycha.upenn.edu>
>Cc: "Spridgets" <spridgets@autox.team.net>
>Sent: Tuesday, October 10, 2000 11:28 PM
>Subject: Re: Camshafts
>
>
>> Larry,
>>          If you can drag yourself from the Kleenex box, have a look
>under
>> the valve cover. I suspect you've either ground down a cam lobe or
>two, or
>> are machining away a lifter (tappet, follower). A crude check is to
>observe
>> (measure) and compare the lift of several pushrods at the rocker.
>Once a
>> lifter has worn through its hardness, the deteriorate very quickly,
>in my
>> experience. Cam lobes will wear also, but not quite as fast...
>again, in my
>> experience. This would account for adequate oil pressure and self
>> de-adjusting valves.
>>          Good luck. This is nothing to sneeze at. (sorry)
>>          Peter C
>> ----
>> At 08:29 PM 10/9/2000, Larry Macy wrote:
>> >Ya know, I read this earlier today, and I've bee wondering. (sorry
>have a
>> >cold, can't pronounce the n's too well) I recently readjusted the
>valves
>> >in the Midget. Man were they off. Now a few weeks later, I find
>metal in
>> >the oil. Tonight (third time in 2 weeks), I changed the oil an
>found no
>> >metal in the oil. But it is starting to show symptoms of the valves
>> >needing readjustment. You know, iccky idle, stumbles off line, etc.
>I
>> >have collected some oil to send for analysis, but I am not sure
>that
>> >helps me. Maybe help somebody else.
>>
>>


Larry Macy
78 Midget

Keep your top down and your chin up.

Larry B. Macy, Ph.D.
macy@bblmail.psycha.upenn.edu
System Manager/Administrator
Neuropsychiatry Section
Department of Psychiatry
University of Pennsylvania
3400 Spruce St. - 10 Gates
Philadelphia, PA 19104

 Ask a question and you're a fool for three minutes; do not ask a 
question and you're a fool for the rest of your life. 


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