I skipped the last GB because there is no hard eveidence these increase HP.
Can I get some before and after Dyno #'s from people who particiapted in the first GB.
In your list please include whether its a 98 SVT UIM, 99+ SVT UIM, or a standard UIM and what your Mod list is.
Anybody measure with a micrometer what the before and after opening were? Please tell if its a 98 SVT UIM, 99+ SVT UIM, or a standard UIM.