Supertec Racing billet water outlet for the Nissan RB26 engine. Machined from billet 6082 aluminium with auxiliary port and supplied with AN6-9/16 fitting or 3/8 barb or blank plug (turbo water return) or blank plugged for use with turbos that are not water cooled.
Available in machined finish and anodised. We recommend RTV for best seal.
RB billet thermostat housing can be found here