valve seat pressure

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10-09-2008, 06:14 AM

lsxlowtech

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valve seat pressure

Anyone know what the seat pressure is for ls6 valve springs.Open pressure would be nice to know to. Thanks JC

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10-09-2008, 08:11 AM

69LT1Bird

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These are used in the LS6, LS2, and the LS3. They are painted Yellow.

PN 12586484
Open - 1310 N +-59 (294.5 lbs)
Closed - 400 N +-20 (89.9 lbs)

Valve closed height = 1.8"
Valve open height = 1.249"
Coil bind = 1.19"
Max Lift = .551"

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