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voitureltd voitureltd is offline
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Join Date: Feb 2008
Location: Bayside Wi
Posts: 2,537
Originally Posted by voitureltd View Post
We measured the ports on a current rebuild with twin plugged heads It has been increased by 4mm intake and 6mm exhaust with correspondingly larger valves with titanium hardware. The builder with many years of porsche engine expierence ( recently did a factory 935 ) said with the cam profile we are using, it should have more torque than HP.These guys do not elaborate much. I think some of the 962 heads had even larger valves and exhaust ports at 41mm. I live in WI so let me know what you are doing with your equipment.
Ops forgot to put photo of the recipient of the motor. Not a street car so maybe you wanted different info for your testing destination.

Last edited by voitureltd; 02-17-2008 at 12:26 PM..
Old 02-17-2008, 11:54 AM
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