Thread: 911 race / performance valve springs
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lvporschepilot lvporschepilot is offline
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Join Date: Jul 2005
Location: Atlanta
Posts: 1,241
Quote:
Originally Posted by 911 SLANT View Post
What is the RPM limit?
Over 8k is fine with these. Dozens of sets have been installed in race motors now.
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Old 05-31-2021, 10:12 AM
  Pelican Parts Catalog | Tech Articles | Promos & Specials    Reply With Quote #23 (permalink)