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Would anyone happen tp know the optimal fuel pump pressure
Second opinion] Would anyone happen tp know the optimal fuel pump pressure (not vacuum spec.) and maximum fuel pump pressure before needle and seat malfunction on a 1985 Evinrude 140 hp (4 carbs)? Thi… read more
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Jason
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Mercruiser 5.0L alpha serial number 0M354096. Fuel pump went
mercruiser 5.0L alpha serial number 0M354096. Fuel pump went bad.Replaced with new Airtek fuel pump. (They make the Mercruiser pumps) Carb is flooding. checked fuel pressure. it is 9psi. Boat has two … read more
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I have a 1990 25 hp Evinrude. It starts runs for a minute or
I have a 1990 25 hp Evinrude. It starts runs for a minute or two and quits. I thought is was the fuel pump so I put a new pump on. I put the new style pump on with brass outlet to carb. My old one was… read more
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If I increase fuel flow from the high speed jet to the carb,
If I increase fuel flow from the high speed jet to the carb, by way if adding a second washer to the plug screw which will allow slightly more in the jet throat, will that increase rpm' s at full thro… read more
Shane Creekmore
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I have a 1981 35 hp evinrude outboard that I replaced the fuel
I have a 1981 35 hp evinrude outboard that I replaced the fuel pump, rebuilt the carb and put new gas in a new tank. The motor cranks real good but wont start, I squirt gas in the carb and it starts b… read more
Tan
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I think my prime starter valve stays open and is flooding carbs
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hi, Im working on a 66 40hp evinrude outboard . It is puking
hi, I'm working on a 66 40hp evinrude outboard . It is puking fuel out of the butterfly valve , so I changed the float still same problem . Any suggestions ?… read more
Tan
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I have a suzuki 140 hp motor that will not exceed 4000 rpms.
I have a suzuki 140 hp motor that will not exceed 4000 rpms. occasionally, the motor will come alive and reach 5500 rpms and run smoothly... any ideas on how to eliminate this situation is appreciated… read more
orcamarine
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Have 1990 Evinrude 40 HP with a VRO pump. Cant seem to get
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Jeff G.
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Runs a little rough at idle 1985 Merc engine is 4 cyl 2.97L
Runs a little rough at idle 1985 Merc engine is 4 cyl 2.97L midium hrs Dwell at 32 degrees Cleveland Oh Timing at 6BTDC Idle speed 750-800 New plugs, points, condencer What can I do to smooth it out… read more
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i have a evinrude sportwin 9 hp serial 505241 mo. 91222 can
i have a evinrude sportwin 9 hp serial 505241 mo. 91222 can get to start and seems to run fine in tank for 1hr. shut down and tried to start next day and only fires if choke pulled then runs out of fu… read more
Master Tech
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i have a 1998 evinrude 60 hp, been sitting for a couple of
i have a 1998 evinrude 60 hp, been sitting for a couple of months, sprayed starting fluid in the carbs, spun over and shut off. what can i do to get cranked?… read more
davesoutboard
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I own a 1985 VRO 70hp Evinrude Outboard. Would you know what
I own a 1985 VRO 70hp Evinrude Outboard. Would you know what the torque specs are for the cyl head bolts, main bolts, flywheel nuts and where the lower unit meets the upper. We can't find an 85 manual… read more
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I have a 2000 Evinrude 70 hp 4 stroke. Ive ordered a prop
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Appears to be fuel coming out the exhaust on a 1981 Evinrude
Appears to be fuel coming out the exhaust on a 1981 Evinrude 90, would this mean the carbs need to be rebuilt. As far as power goes the engine seams to be strong. This just started to happen.… read more
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I HAVE A 40 HP EVINRUDE BOAT MOTOR. SHOULD GAS COME OUT OF
I HAVE A 40 HP EVINRUDE BOAT MOTOR. SHOULD GAS COME OUT OF THE CARBURATOR WHEN THE BULB IS PUMPED UP. IF NOT WHAT WOULD CAUSE THIS. I HAVE REPLACED THE COILS, POINTS AND CONDENSERS BUT STILL HAVE NO P… read more
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evinrude 70 hp 1987 starts and runs w choke button depressed.
evinrude 70 hp 1987 starts and runs w choke button depressed. dies as soon as button is released. Visually checked fuel pump. was spurting fuel out of line that goes to carbs. Rebuilt carbs all 3. Sti… read more
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