Thread: Valve overlap???
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08-24-2006 11:13 PM #1
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- Car Year, Make, Model: '32 Ford 3 Window Coupe w/ 392 Hemi
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Valve overlap???
Hello Everyone
, How do I figure what valve overlap my cam has??? I'm not sure if this is all the info I need or not; Ex closes @ 29, Ex opens @ 77, In opens @ 31, In closes @ 63..... Is there any info that I'm missing??? Thanks a bunch, Bill
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08-25-2006 12:02 AM #2
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the first thing you do is add your exhaust closing time ATDC 29 degrees and your intake opening time BTDC 31 degrees together. so 31+29= 60 degrees of valve overlap.I hope this helps!
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08-25-2006 01:36 AM #3
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.....wow! cool Thank You .... bill
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The engine looks awesome, I like the low intake. That'll be some eye candy when the hood is popped.
1968 Plymouth Valiant 1st Gen HEMI