FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: 1938Dodge440Please Login or Register to create posts and topics.Post History: 1938Dodge4401938Dodge440UserProfilePost HistorySo it turns out the two vacuum plugs on the back of the main throttle body blew off when it backfire …In: No start hot or cold with out opening throttle a little bit.7 years ago440 Mopar Tunnel Ram with twin throttle bodies, 654 lift 308 duration. Fuel Pressure 58psi, IAC SET …In: No start hot or cold with out opening throttle a little bit.7 years ago
