Holley EFI Dominator EFI Auxiliary Harness 558-401

Dominator EFI Connector J2A Auxiliary Harness
Used when adding a second wide band oxygen sensor to a Dominator EFI installation. FeaturesBase Plenum Top Mounting Flange Height – 8.42” to the lifter valley cover flange on engine block.Total Height with 92/105mm EFI Plenum Top – 12.32” to the lifter valley cover flange on engine block.Port Size – 2.49” Height x 1.21” WideMounting Flange Gasket Type – Standard LS3 Molded O-RingPlenum Top Gasket Type – 3/32” Round O-ring CordThrottle Body Flange Location, with 92/102mm EFI Plenum Top : Height – 8.42” (from engine block lifter valley cover flange), Longitudinal Location – 3.84” (forward from engine block front flange), Angle – 25 deg. (down from vertical)Runner Length – 6.29”, As-Cast Runner Cross-Sectional Area – Tapered 4.67 in² to 2.84 in²