Forum reply Submarine I build subs and have had more than my share of questions. I have found Bob Martin at Nautilus Drydocks.Com to be a great source of knowledge. Contact him at s… 447 · 3 years ago Forum reply Submarine I build model subs and get a lot of support from Bob Martin at Nautilus Drydocks.Com. I am not sure what question you are trying to get answered but Bob's prob… 451 · 3 years ago Forum reply Revell gato submarine water pump You didn't indicate wtc size. If wtc is short you may need a small (3 pack lipo) to accomodate the wtc length. My Kilo (39") uses a 3 pack. 459 · 3 years ago Forum reply Revell gato submarine water pump If you are talking about a pump to blow a ballast tank, I use a micro pump from Nautilus Drydocks. Cost about $15usd + shipping. 463 · 3 years ago Forum reply Revell gato submarine water pump Good advice! I know Bob Martin very well and have been to his site often. Just trying to find alternative suggestions to how best "seal" WTC end caps. If you a… 483 · 3 years ago Forum reply Slec Ltd - Bob-A-Bout Footy Class Yacht Build The chances that you will not need to reposition hull sections are about nil. CA tends to be permanent. If you feel you want to use glue, use something removab… ♥ 3 · 410 · 3 years ago Forum reply Brushed motor cleaning I just had an air/water micro pump (used to blow ballast water from a model submarine) sustain a water leak that made it fail. Replaced it for about $20 usd bu… ♥ 5 · 591 · 3 years ago Forum reply Brushed motor cleaning Tend to agree with blackshoe, persue solutions for the knowledge you gain, but buy a new motor. ♥ 5 · 601 · 3 years ago Forum reply Water cooling advice I use a micro air/water pump on my subs to blow ballast tanks on model submarines. It is very small and is equally able to pump air or water. Cost about $15 us… ♥ 2 · 457 · 3 years ago Blog reply Re: Airbrush Cleaning Solution Lew, Fancy meeting you here. Steve Rosoff ♥ 5 · 598 · 3 years ago