We’re looking to install netting around the guard rail on our Mk I 400 this spring. Does anyone who may have already done this have a list of materials and dimensions available? We can do this when ba

Being brand new to our C400, we are looking for the wisdom of experience from other owners on the subject of lazarette organization. It seems that there is a ton of space in there but a bit difficult

I need a new vent cap for my holding tank. The silver one I have is corroded badly. Picture attached of one of my better ones. I am pretty sure this is vent for forward holding tank. Catalina Direct h

Finally have gotten some real progress on our conversion: The motor has been ordered (finally): This was harder than I thought. There were two motors that we were considering: the QT20 and the QT30. T

Hello all. I did a little shuffling in my propane locker and wanted to move the solenoid, which expanded into replacing all the propane lines in Verandah. I emailed Warren Pandy and he gave me an idea

Hello All, 2006 C-400 MKII (#335). Pretty sure I have the standard battery compartment under the sole at the bottom of the companionway steps. I currently have 2 x 160ah Mastervolt batteries that are

Hi All Does anyone remember the length of 1 1/2 hose needed from the aft head to the aft holding tank? I know this was extensively discussed in the past, but I am on the road and don't have easy acces

Hello all! I've noticed newer Catalina designs (like the 445) have tiny red night lights illuminating the cabin sole, reducing midnight tripping hazards especially with guests aboard. Did the 400 Mark

Hi all, I recently updated the rusty old Yanmar motor mounts with nice new Ellebogen brand mounts. I updated each corner by supporting the engine with a small jack but probably overkill as the engine

Bret, Thank you again for all the valuable information n you provided in your post detailing your hydronic heating system. I have started to get all the bits and pieces together for mine and have a ba

Can anyone post photos of their Traveler Control Line routing? I’m especially interested in any custom mods, and routing for very late Mk2s. I’m in the process of upgrading my traveler with a Garhauer

Hi All Does anyone happen to know the length of the furling line for a C400 MKII? My head sail is a 125% thanks in advance Lee Gerig S/V Keelingtime #262

Hello All, Not necessarily a C400 question but figured I would start here since I have a 2006 C400 MKII (#335). I have a roller furling mainsail of the type that has the "jack screw" (not sure of prop

Catalina Colleagues: Has anyone ever heard of the 'CATALINA SMILE"? An article on pages #40 & #41 of the November/December issue of GOOD OLD BOAT refers to it. It says that the "Catalina Smile is when

Hi All, In the past I know someone posted pictures of relocated raw water strainer. Would you share pictures and ideas . Thanks, Boris Argo #234

Before I tear into it (in the water), I wanted to ask other C400 owners what size packing they run on the prop shaft stuffing box? I have a MkI Westerbeke powered with a 1-1/4” shaft. Stock bronze stu

Good morning group! After owning, sailing and living aboard our 2007 400 MKii, we are putting her on the market. She's a well-loved and meticulously maintained boat. A detailed listing is on our Web s

Looking for any ideas on replacing some interior lights. The two white/red lights above the dinnette. The two light fixtures on the bulkhead at the forward side of the of the main salon. The two light

Hi All, Does anyone know where to get new tachometer for my Yanmar 4JH3E. Original is 0-4000 RPM with hour meter and magnetic pickup. I found number on the unit which is # 84323, but cannot find out r

Hi All Does anyone have the approximate dimensions of the galley floor. That is the area in front of the fridge right across to the wall of the aft shower. I am looking at ordering some new flooring f