Quote:
Originally posted by snowman
I noticed that retarding the cam timing, using a stock T cam, increased the HP, a lot, all the way up to 150 HP with 10 degrees retarded. I have analyzed this result as well as I could and determined that Porsche simply tried to "detune" an S engine to come up with a T version.
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While this may be correct about the effect such a change would have on power is such a thing really possible when valve clearances are taken into account?
I would guess that even retarding the cams by 5 degrees would be hard on a low tolerance motor.