Quote:
Originally Posted by Steve Stickel
So,
I too , have poked around in search of these heads, and heard some of the same stories as mentioned here. Just now I checked the online NHRA tech sheets and they list the head no longer as the F1ZZ (as the alternative to the E7 head) , but rather as the F1ZE-B. What head is this ? lol ! This must be a recent change as it is highlighted yellow.
PM's Welcomed
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Sorry, My mind is full of coyote numbers trying to finish this FS car. The casting number is the F1ZE, the part number was the F1ZZ. My heads were the change in the guides. Hope this helps.
Bret Velde
2003 FS/?