F3 EFI heads

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Jun 6, 2006 | 06:12 PM

#1

green53

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Mountain Pass

Joined: May 2003

Posts: 146

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F3 EFI heads

What size valves are in these heads? Anyone ported these? any other mods to wake up the efi motor? Can a chip be burned after to make the speed density run it? thanks.

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Jun 6, 2006 | 07:33 PM

#2

leadmic

Fleet Mechanic

Joined: Feb 2002

Posts: 1,483

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From: Tulare U.S.A.

I believe the in. are 209 and the ex. are 165. Their is a guy that ports these and has done alot of reaserch on them his user name is THE MAD PORTER and his web site is www.reincarnation-automotive.com he can fix you up with any thing you need to know or have done to these heads. Also hes a nice guy and very helpful.
Leadmic

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