Defender Tdi Thermostat & Radiator Blue Aluminium Bleed Screw Plug

A replacement blue anodised aluminium bleed plug that fits the thermostat housing and radiator bleed screw hole, much tougher than the original black plastic plug. Comes complete with new rubber O-ring. It can also be used to replace the plastic filler level plugs on the Discovery 2 diffs. COLOUR: Blue EQUIVALENT TO LAND ROVER PART NUMBER(S): ERR4686 SUITABLE FOR THE FOLLOWING LAND ROVER MODELS: Defender, 1989-1998, 200/300Tdi