HSFV 4 service tests completion of 21,000 miles running in tare condition (IM-HSFV-013)

Internal memorandum HSFV 4 reported on the performance of HSFV 4 during its first week of running in service. Since then the vehicle has run a total of 20,948 miles in the tare condition and this memorandum gives details of its behaviour (during that period. During the vehicles first,...