Base Plenum Top Mounting Flange Height ???›???›??????? 8.42???›???›???ÂÂ? to the lifter valley cover flange on engine block. Total Height with 92/105mm EFI Plenum Top ???›???›??????? 12.32???›???›???ÂÂ? to the lifter valley cover flange on engine block. Runner Length ???›???›??????? 6.58???›???›???ÂÂ?ÂÂ, As-Cast Runner Cross-Sectional Area ???›???›??????? Tapered 4.25 in???›?ÂÂ? to 2.53 in???›?ÂÂ? Throttle Body Flange Location, with 92/102mm EFI Plenum Top : Height ???›???›??????? 8.42???›???›???ÂÂ? (from engine block lifter valley cover flange), Longitudinal Location ???›???›??????? 3.84???›???›???ÂÂ? (forward from engine block front flange), Angle ???›???›??????? 25 deg. (down from vertical) Plenum Top Gasket Type ???›???›??????? 3/32???›???›???ÂÂ? Round O-ring Cord Mounting Flange Gasket Type ???›???›??????? Standard LS3 Molded O-Ring Port Size ???›???›??????? 2.49???›???›???ÂÂ? Height x 1.21???›???›???ÂÂ? Wide
All warranty questions, claims or otherwise should be directed toward the manufacturer