1976 Triumph TR-250/6 (Engine: 2.5) On various models thru 1984, the brand of pressure plate must match the brand of release bearing: AP or Borg & Beck pressure plates must use release bearing #672122 and F&S or Sachs pressure plates must use release bearing #3549881. Replacement parts may be of a different brand as long as the pressure plate and release bearing brands match. On 1985 and later models use F&S or Sachs brand pressure plate.