I have an opportunity to pick up a 1993 17 Ft Stratos Bass Boat with 115 HP Suzuki in trade for a 1989 18 ft Sunbird Bowrider with 3.0 L OMC Cobra. Stratos is in slightly better apparent condition, but I am not very familiar with Suzuki reliability. Would you guys or girls trade it ? Any...
A mechanic (auto) friend has recommended that I do ring job on the cylinder with low compression, I just want this thing to last this season, and save my pennies for a new short block as a winter project. Is this a decent idea? He will do for me for next to nothing, exchange labor for stuff...
What is the best way to get old gas out off an internal tank? I have tried to stick siphon into tank but hose gets kinked prior to getting to bottom. More twists and turns on that hose then I care to think about. I know that this is probably a stupid question, but you guys are used to this from...
OMC 3.0 L will not go above 2200 RPM, new plugs, new plug wires, new fuel filter, disconnected fuel line and fuel spurts high (no fuel pressure gage available). With out load engine revs normally.. Fuel is from late last year, but stabilizer was added.
Leaking manifold installation
We attempted to install new manifold on OMC 3.0 L (1989), torque down to 25 FT. lbs., on main bolts ( 4 center), but sucker leaks. Any particular sequence for tightening? Hubby can not get torque wrench on rear bolt so quesstimated torque. Are we missing...
My husband pulled manifold off OMC 3.0 motor today a got a big suprise, Manifold casting number shoud have been OMC part # 980083-980460-980957-982490-984054. (by all indications) Number was 910347, did the wrong manifold get put on this motor back in the past ? Do we really have a 3.0 L ...
Finally found replacement intake/exhaust manifold, any hints on removing old manifolds? 1989 OMC 3.0 L 4 CYL Cobra. I am worrying about my husband breaking off bolts (he is a gorilla) (: ... BYW I appreciate the help all of you guys have given me, hubby will take your advice, if I ask, but...
Will an exhaust manifold for 1989 OMC 3.0 L exchange with a Mercruiser 3.0 manifold? Both use Chevy engines so I would expect them to be close. I have been wrong before and I am sure that you guys will get me straight quick. If interchange would require minor modifications for attachment to...
Need help adjusting shift linkage on 3.0L 1989 OMC Chevy. I can get Reverse or Forward gear but not both. I understand that a procedure for setting this exists. The shifting on this control has always been somewhat stiff, but if I remove linkage from control box and and shift unit by hand unit...
I removed a screw from my OMC Cobra lower unit that does not appear to have an attachment point. Screw is on port side of upper housing across from Cobra sticker on starboard side. Screw was removed in error in the dark while draining lower unit (should have removed vent screw on starboard...
Temperature alarm goes off on Mercury 150 H.P. V-6 out board as soon as key is turned to on position. What appears to be a thermocouple is mounted at rear of cylinder block, wire coming from device is frayed, when part of device was remove a spring was found. This probably is source of problem...
I suspect that my lower unit is bad, I was running wide open with a Mercury 150 HP when motor froze up tight. I was able to get lower unit into neutral and motor fired up.<br />Whaen I put motor back in gear it locked up again. Now I can not get unit back into nuetral to fire it up again. A...
