Hooker LS Engine Swap Mount Plate - GM LS Engines HASZ20POLAR 4 bolt standard Ford pulley

4 bolt standard Ford pulley bolt pattern

They can be bolted on to most harmonic balancers or used with a COMP Cams crankshaft socket

2008-2017 Freightliner XC Modular Rail

Can easily be converted for use with Holley EFI to monitor up to 238 real-time values such as RPM/TPS/Boost

these kits have slotted tops

Hooker LS Engine Swap Mount Plate - GM LS Engines HASZ20POLAR 4 bolt standard Ford pulleyHooker Headers LS Engine Swap Mount Plate 12611HKR GM LS Engines Stock Location Adapter Plate Black Finish Black Finish Engine Swap Mount Hooker holds to its claim of the winningest header in drag racing history. Hooker still leads the way in design and technology with products like engine swap headers for putting a late model LS engine into early iron. And, Hooker still leads the way in coating processes with the recent introduction of "Darksides"