[ta man]

Originally Posted by Steve C.

X2 ta man

Excellent post !

David Vizard is a big proponent of valve lift and points out a typical 2-valve ported cylinder head responds to valve lift without a sacrifice of idle and low speed qualities.

So is Tilden Technologies:

"Once the four timing parameters are established, the cam should be designed for maximum lift."



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Thanks Steve. 600 hp and close to 20mpg is achievable with pump gas..with a mild 235/236 duration...try saying that 20 years or even 10 years ago.