LS1/LS2/LS6 Cathedral Port EFI Base Only. Port Size ???›???›??????? 2.49???›???›???ÂÂ? Height x 1.21???›???›???ÂÂ? Wide Mounting Flange Gasket Type ???›???›??????? Standard LS3 Molded O-Ring Plenum Top Gasket Type ???›???›??????? 3/32???›???›???ÂÂ? Round O-ring Cord Runner Length ???›???›??????? 6.58???›???›???ÂÂ?ÂÂ, As-Cast Runner Cross-Sectional Area ???›???›??????? Tapered 4.25 in???›?ÂÂ? to 2.53 in???›?ÂÂ?
All warranty questions, claims or otherwise should be directed toward the manufacturer