Dedicated to the Promotion and Preservation of American Muscle Cars, Dealer built Supercars and COPO cars. |
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<div class="ubbcode-block"><div class="ubbcode-header">Originally Posted By: [email protected]</div><div class="ubbcode-body">hardened valve seats really necessary? </div></div>
If it sees a sustained hi-output duty cycle. That would be a tow vehicle where it's running high temps for long periods of time. Not for a street or race car.
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Kurt S - CRG |
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