SeaStar Helm Rebuild Kit Hs5151Seal kit for various older SeaStar hydraulic steering helms with 1 in. shafts. Teleflex SeaStar helm seal kit For all Teleflex SeaStar 1.7 and 2.4 cu. in. steering helms manufactured from 1984 to 1989 For SeaStar front mount 1.4 cu in. steering helms with 1 in. shaft For SeaStar rear mount 1.4, 1.7, and 2.4 cu. in. steering helms with 1 in. shaft