Broken Valve Spring - Club Cobra

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#11 (permalink)

10-13-2021, 05:00 PM

Gaz64

CC Member

Join Date: May 2008

Location: Brisbane, QLD

Cobra Make, Engine:

Posts: 2,797

Not Ranked

No, I don't agree.

Let's assume 5 square inches.

A typical compression test might yield 180 psi, about 12 x 1 atmosphere (14.7psi). Compression ratio and inlet valve closing point are the determining factors.

And so do we get 5 times our typical compression pressure?

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Gary

Gold Certified Holden Technician

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