Head Oil Drain Fitting for Nissan RB Head Drain The thermostat housing fitting is

The thermostat housing fitting is available with and without a 1/4” NPT side port

Maximum Reverse Voltage 24 VDC

Brand new 4-pin loom plug to suit Toyota 1JZ-GTE and 2JZ-GTE 4 pin TPS units

When fitting an aftermarket 80mm throttlebody to a Toyota JZ engine or similar you are able to use the standard TPS sensor

Head Oil Drain Fitting for Nissan RB Head Drain The thermostat housing fitting isA Head Oil Drain fitting is a part designed by Franklin Performance to help reduce excessive oil build up in the cylinder head of Nissan RB twin cam series engines. Excessive oil build up is a common problem experienced on the drag strip, drift track and occasionally on the street. This fitting helps drain the oil back to the sump instead of building up in the head where it often ends up being forced out of tappet cover breathers and catch cans. The