www.Austin7Ulster.com › Screw Type Solid Brass Radiator Neck Screw Type Solid Brass Radiator Neck £16.99 sold out With the correct thread, for converting Ruby radiators to late Chummy / Ulster radiators. Approx 37.4mm O/D, 35mm long. With the correct thread, for converting Ruby radiators to late Chummy / Ulster radiators. Approx 37.4mm O/D, 35mm long. Sold Out Added! You Might Also Like Top Fan Pulley (for Magneto engine) £39.99 12V Water Pump (Straight Connections) £39.99 Radiator cowl Arrow badge (LARGE Austin 10 etc) £12.99 Fan Belt (Coil Engine) Wide type for export & sports models £11.50 Top Fan Pulley (Late Coil type engine) £39.99