INTERNAL ENGINE MODIFICATIONS Valvetrain |Heads | Strokers | Design | Assembly

took off head got pics.

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Old 02-28-2009 | 08:01 AM
  #31  
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The only way I know of to check the lifters is to push down on the plunger, and if it moves really easily, it is definitely shot. This isn't a solid method though, as most times a lifter will be bad, but have tension to human hands. The bolts will have quite a smell to them, this is normal. You shouldn't need the copper spray for the head gaskets, IIRC Cometic recommends against it. What head gaskets are you gonna use, GM MLS?

Last edited by budhayes3; 02-28-2009 at 08:07 AM.
Old 02-28-2009 | 09:30 AM
  #32  
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Originally Posted by Ls2Sonoma
you cant really check the lifters. you can make sure the roller moves smoothly and that it has to major scratches or flat sides... other than that, sometimes you can get the plunger to move, some wont

fyi LS7 lifters are the same as any other sbc lifter... good selling feature though
everything looked good. the ls7 lifter is the replacement lifter for the ls1 style it is a little different though. but you can't buy the older ones any more.

Originally Posted by built408
Are any of the rollers on the lifters scored?? I have seen the lobes on the cam come apart numerous times, and sounds exactly like yours. It is usually the exhaust lobe on number 7 cylinder. I would turn the motor over a bunch of times and inspect the cam....
i'll check it out today.



Originally Posted by kbracing96
Well, get busy and pull the other head off already, I want to see it!
i'm gonna pull it in a few. i had to tune my budies 383 he just put in his 97 gmc. after all this wieght the starter didn't work.
Old 02-28-2009 | 09:33 AM
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Originally Posted by budhayes3
The only way I know of to check the lifters is to push down on the plunger, and if it moves really easily, it is definitely shot. This isn't a solid method though, as most times a lifter will be bad, but have tension to human hands. The bolts will have quite a smell to them, this is normal. You shouldn't need the copper spray for the head gaskets, IIRC Cometic recommends against it. What head gaskets are you gonna use, GM MLS?

yeah stock mls gaskets. the only thing i noticed was that when they were on the truck i could push on number 4 rockers and the spring would expand. and when i took them apart they had less oil than number 2's.


well off to remove other head.
Old 02-28-2009 | 11:03 AM
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Originally Posted by 4.8T
yeah stock mls gaskets. the only thing i noticed was that when they were on the truck i could push on number 4 rockers and the spring would expand. and when i took them apart they had less oil than number 2's.


well off to remove other head.
Hopefully that's the problem...
Old 02-28-2009 | 11:55 AM
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well here are the odd guys. first up number 7

number 5

number 3

number 1


number 3 and 1 have some crap in them. it fell in when i was wrestling the head off. i'm going to get a vacuum and clean it up.


only one or two of the bolts on this side was wet. unlike the other side where they were almost all wet.
Old 02-28-2009 | 02:58 PM
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do the patriot golds have a break-in, as in a heat cycle or anything?
Old 02-28-2009 | 07:13 PM
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Looks good. Be sure to get ALL the coolant, and oil out of the head bolt holes. This is very important.
Old 02-28-2009 | 08:07 PM
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did someone say shop vac lol
Old 02-28-2009 | 10:21 PM
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Looks good. Be sure to get ALL the coolant, and oil out of the head bolt holes. This is very important.
Old 03-03-2009 | 01:56 PM
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Originally Posted by MikeGyver
Looks good. Be sure to get ALL the coolant, and oil out of the head bolt holes. This is very important.
Looks like we have a MIKESMARTASS here


Quick Reply: took off head got pics.



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