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Question on springs pls..??

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Old 02-22-2006 | 11:49 AM
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95_z28_4_Ivan's Avatar
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Question on springs pls..??

Quick question, when installing springs and rockers are "spring locators" neccessary or not? I got some springs, retainers, pushrods and rockers on my way and I need to know if that's all I'll be needing .

Thanks ...
Old 02-22-2006 | 12:43 PM
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Re: Question on springs pls..??

anybody home> ?
Old 02-22-2006 | 02:11 PM
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Re: Question on springs pls..??

Is there another name for this. Not sure what you mean by "locators".
Old 02-22-2006 | 02:15 PM
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Re: Question on springs pls..??

Just like the other two posts you had, I hope you have locks to go with those retainers.
Old 02-22-2006 | 02:45 PM
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Re: Question on springs pls..??

I always replace the valve seals while I'm in there.
Old 02-22-2006 | 03:46 PM
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Re: Question on springs pls..??

Thanks for the replies! also I noticed some springs are sold with dampers and some withouth. Can anybody tell me the difference??? I guess I not sure what a damper is !!! I found this link, now i can identified the cam, teh lifters, retainers, springs, locks, timing chain, but what the hell are those things next to the retainers??????

http://www.compcams.com/Base/Images/...hRes/K-Kit.jpg
Old 02-22-2006 | 04:43 PM
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Re: Question on springs pls..??

They look like umbrella stem seals to me.
Old 02-23-2006 | 08:57 AM
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Re: Question on springs pls..??

Originally Posted by MyShibbyZ28
They look like umbrella stem seals to me.

Great, thanks again for the reply. What about my question about springs w/ or w/o "dampers"??? See I purchased a set of Dual-Spring w/ Damper, 1.510" and a set of "Super lock retainer, lock agle 10* valve stem size Valve Spring Dia 1.500-1.550". Now I have a weird feeling this may not have been the right choice for my 95z?? any comments are welcome!
Old 02-23-2006 | 09:22 AM
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Re: Question on springs pls..??

Those are definitely valve stem seals in the pic.

As far as if locators are necessary, yes they are most definitely necessary for an aluminum head. Now, "can I reuse the stock locators" should be the question you are asking. And the answer to that depends on which springs you ordered.

What is the part number of the springs you are getting?

Thomas.
Old 02-23-2006 | 10:02 AM
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Re: Question on springs pls..??

Originally Posted by Stoopalini
Those are definitely valve stem seals in the pic.

As far as if locators are necessary, yes they are most definitely necessary for an aluminum head. Now, "can I reuse the stock locators" should be the question you are asking. And the answer to that depends on which springs you ordered.

What is the part number of the springs you are getting?

Thomas.
Dual-Spring w/ Damper, 1.510" 249-741-16 I got this part # from Jegs, although I ended up placing the order wtih Victoryrcing.


"Super lock retainer, lock agle 10* valve stem size
Valve Spring Dia 1.500-1.550" 249-741-16
Old 02-23-2006 | 03:03 PM
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Re: Question on springs pls..??

There are a couple things I do not know if you got yet, but I want to make sure.

1) With 10* locks you will need non-self aligning rocker arms. Self aligning will not work.

2) You will need to get your heads machined to accept that bigger spring.

3) You need 10* locks to go with the 10* retainers.
Old 02-24-2006 | 08:16 AM
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Re: Question on springs pls..??

Originally Posted by MyShibbyZ28
There are a couple things I do not know if you got yet, but I want to make sure.

1) With 10* locks you will need non-self aligning rocker arms. Self aligning will not work.

2) You will need to get your heads machined to accept that bigger spring.

3) You need 10* locks to go with the 10* retainers.

Yeah it sounds like I did screw up my order!! But I did order the right RR's, they're non-self alighning pn 249-1305-16. This is what I'll do, I send back the huge springs I ordered with the retainers. After some research and feed back from you guys I think the right choice of springs will be the Comp Cams 26918 Beehive Ovate Spring, set of 16 . With the Comp Cams 10 degree Steel Retainer for Comp 26918 valvespring.

And I just keep the other stuff I ordered:
(comp cams)
Push Rods (Dia 5/16", Lengh 7.200) 249-7608-16
Guide Plates, 5/16" 249-4808-8
Rocker Arm, 1.6 Ratio, 7/16" stud 249-1305-16
Rocker Arm Stud, 7/16" 249-4503-16


Oh yeah and I'll ordered the spring locators and 10* locks to go with the Beehive springs.

If I left anything out feel free to jump in.

Thanks again for the insight !!
Old 02-24-2006 | 09:06 AM
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Re: Question on springs pls..??

Good move going with the 918 springs. You will need:
  • 10* Comp Cams Steel retainers p/n 759-16
  • 10* Comp Cams Super Locks p/n 611-16
to go along with them.

I would recommend you spend a little extra $$ and get the comp cams locators for the 26918 springs. I installed these on stock locators, and the fit wasn't ideal. I wish I had ordered the locators .....

Also, send back the guideplates and get GM p/n# 14011051 guideplates. The valve spacing on the LT-1 head is a bit different than standard SBC heads, and the GM plates take this into account.

Thomas.

Last edited by Stoopalini; 02-24-2006 at 09:09 AM.
Old 02-24-2006 | 01:50 PM
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Re: Question on springs pls..??

Originally Posted by Stoopalini
Good move going with the 918 springs. You will need:
  • 10* Comp Cams Steel retainers p/n 759-16
  • 10* Comp Cams Super Locks p/n 611-16
to go along with them.

I would recommend you spend a little extra $$ and get the comp cams locators for the 26918 springs. I installed these on stock locators, and the fit wasn't ideal. I wish I had ordered the locators .....

Also, send back the guideplates and get GM p/n# 14011051 guideplates. The valve spacing on the LT-1 head is a bit different than standard SBC heads, and the GM plates take this into account.

Thomas.


Kool thanks again for the tip about the guideplates & locators !!

This is what's going back:

Push Rods (Dia 5/16", Lengh 7.200) 249-7608-16
Guide Plates, 5/16"249-4808-8
Dual-Spring w/ Damper, 1.510" 249-741-16
"Super lock retainer, lock agle 10* valve stem size
Valve Spring Dia 1.500-1.550" 249-741-16


And This is what I re-ordered:

Guide plates GM-14011051
High-tech chromoly P.R.'s 7940-16
Beehive Springs 26918-16
retainers 10* 795-16
Locks 10* 613-16
Spring Locators 4705-16



Thanks again for all the comments! b kool

Last edited by 95_z28_4_Ivan; 02-24-2006 at 01:55 PM.
Old 02-24-2006 | 02:20 PM
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Re: Question on springs pls..??

No problem. Don't forget to also order new valve seals:
  • 2 packages needed - Intake Valve Guide Seal Kits: p/n# 10212810
  • 2 packages needed - Exhaust Valve Guide Seal Kits: p/n# 12564852

Good luck with the install!

Thomas.
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