I have a 1990 48MY Ocean Yacht with 6-71 Detroit Diesels. The mufflers are fiber-glassed to the hull. The port muffler is leaking in many...
I purchased this blower assembly from Zoro.com for $177. It was an exact fit and the specs were very close to the Fasco motor that was in the...
I'm in need of a Cruisair 12k blower motor. Any chance you have a Grainger/Dayton part number?
Someone else told me if there was a problem with the transmission, I would know it. Meaning, it's either fine or it wouldn't work. I still have a...
They did not stall. Hynautics controls. Had trouble getting the port into reverse last year, until I bled it correctly, and have had no issues...
Details: (2) DD-507-2 1.97:1 Twin Disc Transmission (2) DD 6-71 TI 1990 Ocean Yachts 48MY 3/30/2024 Left St Augustine heading north on ICW,...
Another thought we had was if the thermostat was sticking partially closed it would be sending the hotter coolant to the water pump through the...
Thanks for the list Cleanslate, I will be checking both engines. Thanks Capt Ralph for asking about Port/Starboard, after doublechecking I...
Coolant is coolant. SW is sea water.
I just got back from the boat. Most of our time was taken up on another project that took far longer than expected. I shouldn't be surprised....
I will be on the boat next week and will post some new temps.
Yep, that's my engine. That's the screw on the starboard engine that I bled. The port engine has a drain cock there.
I call it straight up, see picture. I put new coolant in the port engine last year and in the starboard this year. I used Walmart Super Tech...
Change of crew, I'm doing the temperature checks now. Wet Turbos Intercoolers See attached photo for thermostat Not sure what horsepower tune is,...
Temp is from gun on the coolant temp sensor. Note; A higher rpm will get a 5 degree difference at the coolant sensor. 6-71 Turbos - Port turbo was...
I have 2 DD 6-71's. The starboard engine runs at 180 deg @1500 rpm and the port engine runs at 181 deg at the same rpm. The starboard fresh...
Ok, I appreciate the feedback. Less cash & time has value if I can get it working right.
Originally it was part being used to throttle & shift in one control, but over 3 years the Hynautic system has not worked well. It was serviced...
I'm about to move forward with converting my Hynautic controls to electronic with a SeaStar/Teleflex KE4+ system. I've been thinking about it from...
I have a 48 MY with rocker switches for Ignition-Start-Stop. The lower helm ignition switch (on-on) is wired as a 3-way switch with the fly bridge...
