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2004 Mainship 400 ,, Where is the Reservoir for the washer fluid.. ?

Getting ready to leave on a extended trip and wondering if anyone has filter number for 370 Yanmar oil filter, and Kohler 8kw oil filter and impeller kit. I have the others but cannot read the above numbers on oil filter till I remove them. I want to order numerous ones for the trip. Also and...

Hello All Well I changed the sea water hose from strainer to pump, I’m pretty sure water drained back out on engine when hose was off. Put new hose Cleaned sea strainer out opened sea cock allowed to fill and run over then capped it. Let set for a while, Rolled engine over numerous times with...

Trying to research Engine coolant port locations to install a cabin heater using the engine coolant. Our 2004 MS 400 does not have a domestic hot water heater that is heated by the engine coolant, just shore power or the Generator. IF it did have this it would be easier to install I could just...

Wondering if anyone has or knows of a upgrade Alternator for a Yanmar 370. I believe they have a 80 amp, wondering if a 100 amp is available. Thanks in advance Jerry

Hello All We Just bought a well cared for MS 400 with the 370 Yanmar. We brought the boat home 200 miles on Lake Huron and we are very happy with it. Now I want to cut down on some of the DC voltage draw.. The bilge light draw huge amount of power, great looking fixtures but Halogen bulbs have...

Hello All New to this forum group. I'm in the process of buying a Steel Hull Trawler. Our last boat was Fiberglass and when looking in the engine room of this Trawler I Noticed that there were not the Bonding wires as in the Fiberglass Boat. I assumed that it was because it was a steel Hull...