FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: ragtopssPlease Login or Register to create posts and topics.Post History: ragtopssragtopssUserProfilePost HistoryI am building a 86 C30 Dually with a 455 Olds and a 4L80E trans. My question is does anyone know wha …In: Go Shift VSS Signal6 years ago
