CIS is awesome!

[rocco2nr@hotmail.com (Joe Doty)]

I don't understand, you're using Haltech with CIS?  Please explain :)

Joe

>I can't tell you how many mods I've done to my engine, 1.8->2.0, stock
>cam->G grind->schrick 274, toilet bowl manifold->dual outlet with TT
>2.25 exhaust, and not once have I had to do more than minor adjustments
>for CIS to give the correct mixture.
>2 days ago I changed from the 274 cam back to a G grind in anticipation
>of the emissions test. The Haltech that I currently have installed on my
>engine, of course, does not measure mass air flow. The G grind is soo
>much more efficient at low speed (<3000RPM) cylinder filling that at
>some points of the Haltech fuel map the mixture is up by 18%! Even
>changing the cam timing by 2 deg requires remapping!
>CIS may introduce some inlet restriction, but from an engineering point
>of view it's an awesome design!
>Dan


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