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What do you think causes this ......................... #272770
03/31/09 07:45 PM
03/31/09 07:45 PM
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jnkgal Offline OP
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what would cause this kind of wear ???

5132531-wear.jpg (209 downloads)

"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272771
03/31/09 07:50 PM
03/31/09 07:50 PM
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On The Boat, On The Lake, Wa. ...
amxautox Offline
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piston/wrist pin? Broken out of the middle of the piston. Broken off small end of the rod. No lubrication.


Tom

"Everyone should believe in something; I believe I'll go fishing."

-Henry David Thoreau

Men and fish are alike. They both get into trouble when they open their mouths

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Re: What do you think causes this ......................... [Re: amxautox] #272772
03/31/09 07:55 PM
03/31/09 07:55 PM
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jnkgal Offline OP
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Quote:

piston/wrist pin? Broken out of the middle of the piston. Broken off small end of the rod. No lubrication.




opps its a solid lifter standing on the piston I set it there it was closest place to set it down


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272773
03/31/09 08:00 PM
03/31/09 08:00 PM
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jnkgal Offline OP
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I am in procecss of a better photo stand by


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272774
03/31/09 08:00 PM
03/31/09 08:00 PM
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Indianapolis
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Are you talking about the circle in the middle of the lifter? Please give more details.

Re: What do you think causes this ......................... [Re: jnkgal] #272775
03/31/09 08:01 PM
03/31/09 08:01 PM
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On The Boat, On The Lake, Wa. ...
amxautox Offline
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Duh.

Still lack of proper lube to cause the checking/galling around the edge and all.


Tom

"Everyone should believe in something; I believe I'll go fishing."

-Henry David Thoreau

Men and fish are alike. They both get into trouble when they open their mouths

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Re: What do you think causes this ......................... [Re: jnkgal] #272776
03/31/09 08:01 PM
03/31/09 08:01 PM
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Madera, CA.
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Quote:

Quote:

piston/wrist pin? Broken out of the middle of the piston. Broken off small end of the rod. No lubrication.




opps its a solid lifter standing on the piston I set it there it was closest place to set it down




That's what I was gonna say

Re: What do you think causes this ......................... [Re: Waveraider] #272777
03/31/09 08:02 PM
03/31/09 08:02 PM
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jnkgal Offline OP
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Quote:

Are you talking about the circle in the middle of the lifter? Please give more details.




in a few min and a better photo also


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272778
03/31/09 08:22 PM
03/31/09 08:22 PM
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jnkgal Offline OP
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here may be better photos

5132642-lifter1.jpg (115 downloads)

"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272779
03/31/09 08:23 PM
03/31/09 08:23 PM
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two

5132644-lifter2.jpg (104 downloads)

"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: Waveraider] #272780
03/31/09 08:26 PM
03/31/09 08:26 PM
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Quote:

Are you talking about the circle in the middle of the lifter? Please give more details.




yes its the only one like that and the "thingie" LOL I mean lobe is scratched and the rest of them are fine and shiney

I know a dry start may cause this but that was not done so what else could be the cause of this


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272781
03/31/09 08:29 PM
03/31/09 08:29 PM
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On The Boat, On The Lake, Wa. ...
amxautox Offline
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A small chunk of metal was stuck on the lobe under the lifter.


Tom

"Everyone should believe in something; I believe I'll go fishing."

-Henry David Thoreau

Men and fish are alike. They both get into trouble when they open their mouths

author unknown

Re: What do you think causes this ......................... [Re: jnkgal] #272782
03/31/09 08:30 PM
03/31/09 08:30 PM
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johnnyrotten Offline
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Poor valve adjustment, wrong spring pressure. Not likely a lack of lube if it only happened on one lifter, unless it was on break in and never noticed.

Re: What do you think causes this ......................... [Re: johnnyrotten] #272783
03/31/09 08:42 PM
03/31/09 08:42 PM
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jnkgal Offline OP
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the circle worn spot is not a real physical its not gaulled its like its got slight chatter marks its more of a visual circle

lobe seems ok can I just put a new lifter in and keep an eye on it and play how long will it last?


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272784
03/31/09 08:47 PM
03/31/09 08:47 PM
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the boonies
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lifters rotate in the bore. so the circle is normal. actually desired

Re: What do you think causes this ......................... [Re: aarcuda] #272785
03/31/09 08:51 PM
03/31/09 08:51 PM
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Hampton, Ga.
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Quote:

lifters rotate in the bore. so the circle is normal. actually desired




if the lobe looks good its perfectly normal.


70 Dart Swinger 72 D-100 440 shortbed 76 Pinto, 68k 21mpg!
Re: What do you think causes this ......................... [Re: 70dart360] #272786
03/31/09 09:02 PM
03/31/09 09:02 PM
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jnkgal Offline OP
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since you have moved this post from general please place it in racing this is a 440 race motor


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272787
03/31/09 09:11 PM
03/31/09 09:11 PM
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photo

5132838-see.jpg (76 downloads)

"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: 70dart360] #272788
03/31/09 09:13 PM
03/31/09 09:13 PM
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Quote:

Quote:

lifters rotate in the bore. so the circle is normal. actually desired




if the lobe looks good its perfectly normal.




?? so one is broke in and all the others are waiting to be broke in????

also whats better for coolant in gaskets
the small slits or the larger slits
has anyone had issues with over heating with the smaller slit gaskets?


"A goal without a plan is just a wish."


Re: What do you think causes this ......................... [Re: jnkgal] #272789
03/31/09 09:27 PM
03/31/09 09:27 PM
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The portion where that circle is isn't/shouldn't have any contact with the camshaft.


Clean it, if it's Dirty. Oil it, if it Squeaks. But: Don't fix it, if it Works!
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