I bought these heads from Onfire (a moderator on ls1tech) and they have literally less than 50 miles on them (issue with Rob Raymer and QMP). Anyways, these springs are'nt up to the lift that I am going to be running with the cam in my coming 370ci. So, I need to sell these asap.



Comp Cams 978 Valvesprings

Comp Cams 730 Titanium Retainers

Comp Cams Seats



Specs

Seat Pressure 125 @ 1.85"

368 @ 1.125"

Coil Bind @ 1.195

Spring Rate 403 lbs/in


These sell for 294$ on summit new. I am looking for 180 for eveything!


References for me:



http://www.ls1tech.com/forums/showthread.php?t=228042

http://www.ls1tech.com/forums/showthread.php?t=185782

http://www.ls1tech.com/forums/showthread.php?t=187445

http://www.ls1.com/forums/showthread...eferrerid=2040

http://www.ls1tech.com/forums/showthread.php?t=202905

http://www.ls1tech.com/forums/showthread.php?t=206474

http://www.ls1tech.com/forums/showthread.php?t=243727

http://www.ls1tech.com/forums/showthread.php?t=264547

 

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