Description Cast aluminium thermostat housing to suit Holden 6 cylinder red, black and blue motors. Fits HD holden onwards including Torana, 6 cylinder monaro and utes. These are a hand made sand cast housing not a diecast machine made housing. It is recommended that a corrosion inhibitor be used in the cooling system. The thermostat housings are CNC machined not faced on a linisher and are supplied as a top housing including zinc plated socket head cap screws, spring washer and a paper gasket. These can be used to replace WO7 Kilkenny Castings part number . Aussiespeed offer both top and bottom housings and can be purchased as kit including gaskets and bolts in our online store. Add a custom touch by painting the thermostat housing a color to match your engine or engine bay.
