Whether a day trip, a fishing trip or overnighting, this does it all.
With the just completed upgrades, a wonderful time to enjoy. This Mainship, while a 2005, should be considered a Mainship 30, 2005/2025, as it has just completed a mechanical refit and upgrade. In October, 2025, the 2 diesel fuel tanks were removed along with the Yanmar engine. Two new epoxy coated aluminum fuel tanks were fitted into the boat along with new fill and vent hoses. The Yanmar diesel engine was taken to the repair facility, The heat exchanger was pressure tested to 40 PSI without leakage, the engine thermostat was replaced, the engine valve lash was adjusted to Yanmar specification, the Yanmar timing belt was replaced and tested. Additionally, the gear cooler was cleaned , the oil change fitting at the pan, replaced, replaced hoses and clamps. The fuel cooler was chemically cleaned, the fresh water coolant system flushed and replaced cooland plugs, serviced the ZF transmission, replaced the oil pressure sender and oil sender alarm sensor, cleaned transmission neutral switch, replaced coolant cap and stainless steel exhaust elbow. Removed and replaced all 4 diesel engine mounts, aligned engine/transmission to prop shaft, connected electrical connections, refilled oil and coolant systems. This work was completed October 23, 2025 (Documentation available for review).
Additional work provided included boat bottom preparation for painting, painting of 2 full coats of Micron CSC and one additional coat of CSC at high wear areas. applied Prop Coat Barnacle Barrier at running gear, replaced the bow thruster propeller and zinc, trim tab and prop shaft zincs.
Final upgrade installed in December 2025, replaced windlass with Lewmar V-700.
Relaunch and sea trial was October 27, 2025, verified operation: No leaks coolant temp @ W.O.T. 184F at 3650 RPM, no vibration/engine performed well.
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