Base Plenum Top Mounting Flange Height ???›???›??????? 8.42???›???›???ÂÂÂ? to the lifter valley cover flange on engine block. Total Height with 92/102mm EFI Plenum Top ???›???›??????? 12.32???›???›???ÂÂÂ? to the lifter valley cover flange on engine block. Port Size ???›???›??????? 2.49???›???›???ÂÂÂ? Height x 1.21???›???›???ÂÂÂ? Wide Mounting Flange Gasket Type ???›???›??????? Standard LS3 Molded O-Ring Plenum Top Gasket Type ???›???›??????? 3/32???›???›???ÂÂÂ? Round O-ring Cord Throttle Body Flange Location, with 92/102mm EFI Plenum Top : Height ???›???›??????? 8.42???›???›???ÂÂÂ? (from engine block lifter valley cover flange), Longitudinal Location ???›???›??????? 3.84???›???›???ÂÂÂ? (forward from engine block front flange), Angle ???›???›??????? 25 deg. (down from vertical) Runner Length ???›???›??????? 6.58???›???›???ÂÂÂ?ÂÂÂ, As-Cast Runner Cross-Sectional Area ???›???›??????? Tapered 4.25 in???›?ÂÂÂ? to 2.53 in???›?ÂÂÂ?
All warranty questions, claims or otherwise should be directed toward the manufacturer