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Charles Freeborn Charles Freeborn is offline
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Join Date: Jan 2011
Location: Portland, OR
Posts: 2,913
Originally Posted by Jeff Higgins View Post
Yes, indeed - be careful. I was not as careful as I should have been and paid the price. My initial build ran a single plug, too much advance, and too lean of a mix. No single factor all by itself would probably have damaged anything, but the combination of the three proved fatal. I had several thousand happy miles on it on the street before everything went "critical" at a track day. Just running it that much harder, that much longer... Undetected high RPM detonation... Don't let this happen to you:

Ouch! I'm doing a MFI conversion on mine this winter. Will read your advice carefully. I'll probably have Gamroth do the tuning on his dyno.
Bone stock 1974 911S Targa.
1972 914/4 Race Car
Old 09-27-2020, 11:45 AM
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