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Any idea what valvesprings these are?

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Old 01-18-2005, 01:46 PM
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Default Any idea what valvesprings these are?

I bought these heads used and was told that they are Comp 978's. I sent eh heads back to TEA to have them checked over, and Brent and the guys said they dont remember seeing comp 978's with a blue inner damper spring. Anybody know what these are for sure?


Old 01-18-2005, 03:44 PM
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Nobody knows?
Old 01-18-2005, 06:33 PM
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Ttt>..
Old 01-18-2005, 06:40 PM
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Did they check the pressure to see if they spec'd close to the 978's?
Old 01-18-2005, 07:18 PM
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Yeah they spec'd at like 142 seat pressure. What are the 978 specs?
Old 01-18-2005, 07:27 PM
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978 Specs....

Seat: 126 @ 1.850
Open: 368 @ 1.250
Rate lbs/in: 403

Link to all Comp spring specs here...
Old 01-20-2005, 07:03 PM
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Default At my whits end...what springs are these!!!

I have been looking everywhere to figure out what valvesprings these are. They are a Dual spring with an inner damper spring (hard to see in the pic) so there are 3 springs total. The inner most spring is blue. They are not Crane 832's or Isky 295d's that I can tell. They dont appear to be comp 978's or 987's either. Does anyone know what these could be and the specs on them?

Old 01-20-2005, 07:06 PM
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REV duals maybe??....or doesnt manley make a dual??
Old 01-20-2005, 07:35 PM
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I cant find a webpage for REV springs...
Old 01-20-2005, 08:36 PM
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Anyone?
Old 01-20-2005, 10:45 PM
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Ttt...
Old 01-20-2005, 11:15 PM
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Cool Just ask for more REVS

Here you go!
[URL= http://www.revvalves.com/

Old 01-21-2005, 12:30 AM
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Turns out they are Comp 978's. Comp just got back to me. They blue inner spring is something new for them...
Old 01-21-2005, 12:36 AM
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Originally Posted by xssive
They blue inner spring is something new for them...
So did they go into detail about its purpose and why they decided to put it there?
Old 01-21-2005, 12:39 AM
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Nope, even Brent at TEA didnt recognize these because of the blue coloring. Beats me, im just glad I know what they are...
Old 01-21-2005, 12:45 AM
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Got your PM. Glad you figured it out!

Jason




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