Open: 24 hours 7 days a week
Series II 2.8 to 2U50001 - Series II 4.2 short wheel base models to 2M1658, 2M50015, 2N3479 and 2N51654 - Series II 4.2 long wheel base models to 2S1088, 2S50001, 2T1525 and 2T50001.
Identification: 3 pot caliper and imperial threads

Front brakes - Series I, Series II to November 1973