| Ed Wright |
07-24-2017 09:50 AM |
Re: Hollow stem valves
Quote:
Originally Posted by V M Kauffman
(Post 539540)
Ed
One thing everyone forgets is the results on exhaust side can be questionable because in the real world the exhaust valve is trying to open against cylinder pressure on the spintron there is no cylinder pressure!
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My intake valves are the close ones. I run both as close as I have learned I can get away with. I run my intakes at .040". Have gotten by with .036". Lose 100 on the seat, they hit. |