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2005 150XR6. Been dealing with some overheating issues for
Second opinion] 2005 150XR6. Been dealing with some overheating issues for quite some time now. Tried just about everything I can think of so looking for any other ideas. The problem I originally had … read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,043 satisfied customers
I asked you a question a couple weeks back about the
Hello Charles, I asked you a question a couple weeks back about the operating temps of my 2005 150xr6. You helped me narrow down that the exhaust tuner was loose and that was probably causing my eleva… read more
Charles
Charles
Certified Mercury Tech
5,752 satisfied customers
2005 Mercury 150 XR6. Have a question about operating
2005 Mercury 150 XR6. Have a question about operating temperature. Boat was new to me last year. Did not have a temp or water pressure gauge when I got it. I installed both this year so I could keep a… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,043 satisfied customers
2005 Mercury 150 XR6. Have a question about operating
2005 Mercury 150 XR6. Have a question about operating temperature. Boat was new to me last year. Did not have a temp or water pressure gauge when I got it. I installed both this year so I could keep a… read more
Charles
Charles
Certified Mercury Tech
5,752 satisfied customers
1991 Mercury 75hp outboard. Overheats at idle in about 5 minutes
1991 Mercury 75hp outboard. Overheats at idle in about 5 minutes with the muffs on. Overheats on the lake as well. Does not overheat when traveling a bit above wake speed. I've changed the impeller an… read more
Michael
Michael
master marine technician/charter captain
Vocational, Technical or Trade Scho
256 satisfied customers
2001 merc 150 carb engine. S/n 0t395869 , engine is running
2001 merc 150 carb engine. S/n 0t395869 , engine is running warm at idle speed in gear temp around 160-180 and tell tail is weak,anything above idle speed all is good,temp is steady at 140-145 and goo… read more
Charles
Charles
Certified Mercury Tech
5,752 satisfied customers
Hi Jason! I have a 2001 135 Optimax with the same problem,
Hi Jason! I have a 2001 135 Optimax with the same problem, overheat at idle, perfect temp at approx. 1500 rpm and above. The poppet valve is mentioned a lot on different sites, but as I understand, th… read more
Jason
Jason
Marine Mechanic
Vocational, Technical or Trade School
22,043 satisfied customers
I have a Mercury 2.5 280 Sport. I just recently had the powerhead
I have a Mercury 2.5 280 Sport. I just recently had the powerhead rebuilt by a very reputable race engine builder. Installed new water pump from base seal all the way up to tube seal on bottom of mid … read more
Charles
Charles
Certified Mercury Tech
5,752 satisfied customers
I have the 1983 85hp Suzuki, I made a homemade manometer consisting
I have the 1983 85hp Suzuki, I made a homemade manometer consisting of 3 ten foot lengths of clear 1/4" tubing mounted on a wooden board vertically connected on the bottom with a T-fitting. I put TCW3… read more
Noel Schembri
Noel Schembri
Marine mechanic
Diploma
2,743 satisfied customers
I have a Mercury 150 XR6 that has had a problem with overheating.
I have a Mercury 150 XR6 that has had a problem with overheating. The engine will overheat at anything above idle, but will cool back down once on plane and running about 45-50 mph. Reduce speed and i… read more
tom
tom
outboard mechanic
High School or GED
117 satisfied customers
I HAVE A 1985 MERCURY 50 HP OUTBOARD MOTOR. IT IDLES FINE
I HAVE A 1985 MERCURY 50 HP OUTBOARD MOTOR. IT IDLES FINE BUT HAS NO POWER. I HAVE CHECKED THE FUEL FILTER AND HAVE TRIED PUMPING THE BUBBLE ON THE FUEL LINE. I HAVE ALSO CHECKED THE THROTTLE LINKAGES… read more
Jeff G.
Jeff G.
Marine Mechanic
Vocational, Technical or Trade Scho
4,730 satisfied customers
have a 1998 90 hp overheat..thermostat replace twice ...head
have a 1998 90 hp overheat..thermostat replace twice ...head gasket replaced...check timing with another 90 same 16 idle 61 5500rpms...both were same ..bypass dont get because spring is pushing popet … read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
i have a merc 200 offshore carn 2.5 and it seem to have low
i have a merc 200 offshore carn 2.5 and it seem to have low water pressure? 5 at idle and 12 max at wot. new poppet impeller and t stats… read more
Jeff G.
Jeff G.
Marine Mechanic
Vocational, Technical or Trade Scho
4,730 satisfied customers
I have a Mariner Optimax 135 HP outboard (2005 mod). The issue
I have a Mariner Optimax 135 HP outboard (2005 mod). The issue is that at idle speed the temperature stays steady at about 140 degrees F, and by increase the engine speed to about 1600 rpm the tempera… read more
Jason
Jason
Associate Degree
210 satisfied customers
I HAVE A F 250 YAMAHA 06 AN HAS RUN GREAT SINCE I GOT IT
I HAVE A F 250 YAMAHA 06 AN HAS RUN GREAT SINCE I GOT IT NEW. THIS WEEKEND IT WAS RUNING HOT WHEN IDLING FOR LONG PERIODS. 165DEG. WARNING SOUNDED ON LOWANCE NET. IT WAS PEEING COLD -LAKE WATER ABOUT … read more
Jeremy R.
Jeremy R.
5,362 satisfied customers
I just aquired a 235 evinrude it has cooling system issues.
I just aquired a 235 evinrude it has cooling system issues. the port head was running hot on bottom cyl. I removed the head and found a water restrictor in the engine block obstructing water flow were… read more
Master Tech
Master Tech
Service Manager/Technician
Vocational, Technical or Trade Scho
1,167 satisfied customers
I have a 2000 model Nitro 19 3 Dual Console W/ a 200 HP EFI.
I have a 2000 model Nitro 19' 3" Dual Console W/ a 200 HP EFI. I am adding from Bob's Machine Shop V6 Velocity Stacks, The Tuner, and Boyesen Power Reeds. Any idea of performance gains? Any idea about… read more
Pappy's Sales and Service
Pappy's Sales and Service
Vocational, Technical or Trade Scho
586 satisfied customers
hi Larry good news on all fields please read replies,.need
hi Larry good news on all fields please read replies,.need advise on marine tech training certification,.… read more
Larry B.
Larry B.
Marine Service Tech
High School or GED
574 satisfied customers
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