SeaStar Steering Cylinder Seal Kit Hs5154Seal kit for various inboard & stern drive SeaStar hydraulic steering cylinders. Teleflex SeaStar hydraulic steering cylinder seal kit For SeaStar HC5303, HC5312, HC5328, HC5329, HC5330, HC5331, HC5335, HC5338, and HC5380 hydraulic steering cylinders 125 EM, MV, BJ, ATM