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Sealed Power assembly lube,crank hard to turn

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Old Oct 7, 2010 | 09:37 PM
  #1  
jprix's Avatar
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From: MI
Car: 85 Trans AM
Engine: Chevy 355
Transmission: T-5
Axle/Gears: 3.73
Sealed Power assembly lube,crank hard to turn

I used THIS assembly lube which is green and very sticky/tacky on my main bearings and my crank seems like it wont turn when at full torque.

If the caps are torqued at 25ftlbs,the crank is movable,just not as freely as it should.

Should i use a different assemble lube?

Last edited by jprix; Oct 7, 2010 at 09:44 PM.
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Old Oct 7, 2010 | 09:40 PM
  #2  
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From: Monroe, Nj
Car: 1987 Camaro
Engine: 355 4bbl
Transmission: tko 600
Axle/Gears: 12bolt 3.73
Re: Sealed Power assembly lube,crank hard to turn

i use like $6 pep boys grafite lube. are the main caps in the right order and faceing the right way?
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Old Oct 7, 2010 | 09:45 PM
  #3  
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Re: Sealed Power assembly lube,crank hard to turn

Yes sir.
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Old Oct 7, 2010 | 09:47 PM
  #4  
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From: Monroe, Nj
Car: 1987 Camaro
Engine: 355 4bbl
Transmission: tko 600
Axle/Gears: 12bolt 3.73
Re: Sealed Power assembly lube,crank hard to turn

it seems like its only ment for cams couse the thickness. i use graphite assembly lube and mix it with a little oil works fine every time
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Old Oct 7, 2010 | 09:53 PM
  #5  
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Re: Sealed Power assembly lube,crank hard to turn

So i should wipe it off and try something else?

I already put it on the cam bearings but that spins freely.
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Old Oct 7, 2010 | 10:00 PM
  #6  
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From: Monroe, Nj
Car: 1987 Camaro
Engine: 355 4bbl
Transmission: tko 600
Axle/Gears: 12bolt 3.73
Re: Sealed Power assembly lube,crank hard to turn

the cam bearings arnt realy a tight fit like main bearings. in the description it says its for cams. i think you should wipe it off i used thicker lube before and had the same problem
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Old Oct 7, 2010 | 10:24 PM
  #7  
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From: Dardanelle, AR
Car: 1985 El Camino SS, 2004 Trailblazer
Engine: Hybrid 305, 91 SD TPI, lots of mods
Transmission: 200-4R
Axle/Gears: 3.42
Re: Sealed Power assembly lube,crank hard to turn

Originally Posted by jprix
So i should wipe it off and try something else?

I already put it on the cam bearings but that spins freely.
I would wipe all the thick goop off and oil the crank with motor oil. Torque it all down and see if it spins free. if it will not spin free with just oil, you have problems. when you disassemble the mains, look at the bearings to see if there are any shiney spots that would indicate the bearings contacting the crank. With the block upside down, the lower halves of the bearings should show almost no evidence that they have touched the crank. If there is a mis alignment, caps on backward or wrong order, then you will likely see shiny areas on either side of the lower bearing, especially near the parting line. If the bearing are shiny all over or near the center of the bearing, I would suspect mismatched bearing and/or journal sizes. If the crank spins freely with the caps off, then it is likely not a mismatch in size, more likely an alignment problem or just too thick of a lubricant. The oil should tell the trick.
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Old Oct 7, 2010 | 10:26 PM
  #8  
jprix's Avatar
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From: MI
Car: 85 Trans AM
Engine: Chevy 355
Transmission: T-5
Axle/Gears: 3.73
Re: Sealed Power assembly lube,crank hard to turn

Originally Posted by marc12321
the cam bearings arnt realy a tight fit like main bearings. in the description it says its for cams. i think you should wipe it off i used thicker lube before and had the same problem

Yeah,even though I hate doing stuff over again,its something that has to be done.

There is no pep boys around me so I would have to try autozone and see what they have.

Thanks for the help man.
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Old Oct 7, 2010 | 10:29 PM
  #9  
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From: Monroe, Nj
Car: 1987 Camaro
Engine: 355 4bbl
Transmission: tko 600
Axle/Gears: 12bolt 3.73
Re: Sealed Power assembly lube,crank hard to turn

its not a pep boys special thing its just where i get it i see it every where i found a pic of it.http://cgi.ebay.com/ebaymotors/ws/eB...6#ht_794wt_837
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Old Oct 7, 2010 | 10:30 PM
  #10  
jprix's Avatar
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From: MI
Car: 85 Trans AM
Engine: Chevy 355
Transmission: T-5
Axle/Gears: 3.73
Re: Sealed Power assembly lube,crank hard to turn

Originally Posted by mlynch001
I would wipe all the thick goop off and oil the crank with motor oil. Torque it all down and see if it spins free. if it will not spin free with just oil, you have problems. when you disassemble the mains, look at the bearings to see if there are any shiney spots that would indicate the bearings contacting the crank. With the block upside down, the lower halves of the bearings should show almost no evidence that they have touched the crank. If there is a mis alignment, caps on backward or wrong order, then you will likely see shiny areas on either side of the lower bearing, especially near the parting line. If the bearing are shiny all over or near the center of the bearing, I would suspect mismatched bearing and/or journal sizes. If the crank spins freely with the caps off, then it is likely not a mismatch in size, more likely an alignment problem or just too thick of a lubricant. The oil should tell the trick.
Im about 95% sure its the lube,but I syre will check out the bearings and try it with just oil.

Thanks.
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Old Oct 7, 2010 | 10:46 PM
  #11  
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From: Dardanelle, AR
Car: 1985 El Camino SS, 2004 Trailblazer
Engine: Hybrid 305, 91 SD TPI, lots of mods
Transmission: 200-4R
Axle/Gears: 3.42
Re: Sealed Power assembly lube,crank hard to turn

Good Luck! Hope that is all it is!
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Old Oct 8, 2010 | 12:10 PM
  #12  
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From: Macedon, near Rochester, NY.
Car: 85 TA (sold), 88 Corvette, 02 Monte
Re: Sealed Power assembly lube,crank hard to turn

Thats the stuff I used. Yes it got very hard to turn the engine over once everything was torqued up. Had to put the balancer on, put three bolts into it, then use a bar between any two at a time to turn it while setting my valves. I was worried the starter wouldnt have the power to turn it over that first time, but it was fine. All the oil priming I did may have washed some of it out by then though.

I did use plastigage before lubing it up, and the clearances were a little on the tight side, but not bad enough that it should have been so hard to turn. That stuff is just really sticky. Its meant to be so it doesnt run off before you're finished building the engine.

Last edited by Sparkytfl; Oct 8, 2010 at 12:15 PM.
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Old Oct 8, 2010 | 08:13 PM
  #13  
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From: MI
Car: 85 Trans AM
Engine: Chevy 355
Transmission: T-5
Axle/Gears: 3.73
Re: Sealed Power assembly lube,crank hard to turn

Originally Posted by marc12321
its not a pep boys special thing its just where i get it i see it every where i found a pic of it.http://cgi.ebay.com/ebaymotors/ws/eB...6#ht_794wt_837
This is the same stuff I found at local parts store. The crank spins good now ,thanks guys!

BUT I have another problem....
https://www.thirdgen.org/forums/tech...ml#post4698204
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