Radiator filler plug brass drain and O-ring kit.
New parts ERR4686 & ERR4685 made from brass to replace the poor plastic original plug.
Filler plug brass drain kit (plug + O-ring)
Part ERR4686 Plug ( BRASS )
Part ERR4685 O-ring
Models Affected
Range Rover Classic & P38 V8
Land Rover Defender V8 3.9 & 4.0
Land Rover Discovery I 1994 – 1999 3.9 & 4.0