FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: ttconansd@yahoo.comPlease Login or Register to create posts and topics.Post History: ttconansd@yahoo.comttconansd@yahoo.comUserProfilePost Historyi am running into vapor locking issues with my fitech if it get above 85 degrees ambient temp i got …In: vapor locking in 1965 mustang 289 mild up grade in engine 262 extreme energy cam performer intake headers hei ignition and headers and dual exhaust8 years ago