hydrolic

I have some problems in the past few months with some water in the bilge regularly, traced to a fuel cooler pump! My dealer covered it under waranty (I have the extended one purchased), now all of a sudden the hydrolic pump for the hatch is not working. My marina manually opened the hatch and...

I just purchased a 2004 SR 420 Sedan Bridge and I am considering adding a hydraulic swim platform (Sea-Lift or TNT). Can anyone comment on the pros and cons of the two brands and most importantly the impact on boat performance. Thanks.