EVO All Evo Model Discussion

Why maintenance is important

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Old 02-27-2017, 03:28 PM
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Default Why maintenance is important

So I get a 1991 Evo softail come in with an oil leak....easy job I think to myself.


It has 57K miles on it and was leaking from the oil pump and the lifter blocks. The oil pump gaskets were not in stock so I started with the lifter blocks but upon removing the blocks I found that a lifter had shat itself a looong time ago and the lifter wheel was octagonal and blue....none of the needle rollers were present and the EV3 cam had had the hardening smashed off the corresponding lobe.


I needed to find the rollers and clean the motor out so I pulled it all apart and here is what I found:


No bits of roller but there were gouges in the oil pump where they had been through the rotors


The end of the short rotor shaft in the pump appears to have been peened over with a blunt object


The rear headgasket had gone in such a way as it had been firing down the right rear head stud and the whole thing was carboned up round the stud


It needed a rebore


Stator was shorting out on the inner primary (this is why it had a new starter and a new battery when it came in lol!)


One engine mounting stud was loose


Valve guides shot


A homemade gasket on cam cover with a ton of orange silicone blocking the tappet screen gallery


Gritty oil




Don't abuse your Harley boys and girls or Spanners will take all your money!


The owner came in and we showed him the carnage and he said it has always vibrated and he thought they all sounded like that....oh dear, I may have to hurt him....in his wallet!!!
 
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Old 02-27-2017, 03:51 PM
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Sounds like a real good time to start charging $400 an hour!!!!!!
 
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Old 02-27-2017, 03:53 PM
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Oh and welcome back BTW
Haven't seen you around here for a while.
 
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Old 02-27-2017, 04:00 PM
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Sounds like it may take two, or even three full bottles of Seafoam to make that one right.
 
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Old 02-27-2017, 04:41 PM
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we bought a whole case of seafoam but it did nothing for the lifter lol!


I have been absent as the organisation I work for in the day time was undergoing a restructure (I got the CEO and one of the Senior Managers sacked for not doing any work for 5 years).


Then I got dragged off to another workshop in my spare time to put a couple of FXR's back on the road and make one into a drag strip weapon....BTW, S&S 113 motors don't stay together very long if you drag race them lol!


Other than that I am still as bitter and twisted as ever and will be pulling the night shift at an Indy tonight as he has far too much work on!


Not at 400 and hour yet though.
 
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Old 02-27-2017, 05:00 PM
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Originally Posted by Spanners39
The owner came in and we showed him the carnage and he said it has always vibrated and he thought they all sounded like that....



Good to see ya again!
 
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Old 02-27-2017, 05:14 PM
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With all that metal going through the system, he may be better off looking for a used Evo motor and build it at his discretion\budget.
 
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Old 02-27-2017, 05:27 PM
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Originally Posted by RedHogz
With all that metal going through the system, he may be better off looking for a used Evo motor and build it at his discretion\budget.
Or just install a S&S 111 and call it good!!!!
 
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Old 02-27-2017, 05:49 PM
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The fact that it still ran is a testament of just how great these engines are.

I had just been been wondering what happened to you and figured someone may have pissed you off.
 
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Old 02-27-2017, 06:44 PM
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How about Next time you go on furlough have Kees fill in for ya.
 


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