Search results

  1. R

    Fuel pump replacement

    Hello, I have a 1984 2.5 L omc. ​I will be replacing my fuel pump this week and I have a couple of questions. My repair manual says to use O.M.C gasket sealing compound on both sides of the gasket. So is that the same as RTV blue or red? The manual also says to crank the engine over while...
  2. R

    Fuel pump question

    I have a 1984 2.5 L OMC. There is fuel in the clear holes between the fuel pump and the carburetor . When the engine is running it looks like it shooting out of the fuel pump in the clear hose. When I hit the throttle from a standstill the engine wants to stall. Is my fuel pump bad? I have...
  3. R

    Getting fuel on the water

    Today I had to stop at a marina for some fuel. I had them put $20.00 in the boat. An hour later I looked at my account online and found out I was charged $ 250.00. I drove back to the marina to find out what happened. They said the pump at the dock will automatically do a pre authorization...
  4. R

    Points

    Hello, I have two questions. ​I have a 1984 2.5 L Omc stern drive engine. ​Today on the water it was backfiring when I would hit the throttle from a standstill . If I moved the throttle very slowly I could bring the boat up to speed. But the engine sounded a little rough. ​When I got...
  5. R

    Water in lower unit

    Hello, ​I have a 1985 2.5 L OMC 120 H.P. The boat has not been in the water yet. I changed all the gear lube last fall before storing. Today I hooked it up to the garden hose with the muffs. I heard a rattling noise from the lower unit that I have never heard in the 20 years of owning the...
  6. R

    New seat

    I have a 17 foot open bow runabout. It has the typical back to back seats behind the windshield. I want to take the starboard seat and split it in 2. Using only 1 part turned sideways with the back of it against the starboard side of the boat. Then I want to get a pedestal seat for the...
  7. R

    Question about a fuel water separator

    After running the boat the first time with a fuel water separator I decided to check the bowl the next day. When I opened the drain it was full of fuel. More fuel than what that bowl can hold. I thought it would be dry or have water in it.
  8. R

    Help with fuel water separator

    Hello, I just installed a fuel water separator on a 1984 2.5 l omc stern drive engine and I can not get it to fire up. I filled the canister with fuel. I'm questioning if I have it installed wrong. I have the hose from the gas tank going to the input of the separator then the output of the...
  9. R

    Fuel water separator

    I want to install a fuel water separator on my 1984 2.5L Omc Stern drive engine. However I would like one with a clear bowl to drain the water. But it seems that style is only for outboards. Am I missing something or not looking at the right items. Thanks
  10. R

    Bogging down

    I have a 1984 2.5 L Omc I/O. The boat ran fine for 2 hours then all of a sudden at high speeds only the engine started bogging down. It did the same thing 1 time last fall. At that time I changed the fuel flitter and did not have any problems until today. The boat did sit for 7 weeks with a...
  11. R

    gear lube is green

    I'm winterizing my boat.it's a 1984 OMC sterndrive 2.5 liter.I'm changing the gear lube and I noticed that the lower Dr and intermediate housing are draining out green gear lube. The upper housing looks OK. I use Hi Vis Johnson Evenrude gear lube. Whats going on? Am I getting water into the...
  12. R

    Oil filter for OMC

    I have a 1984 2.5 L OMC sterndrive. Model # 252STHRCRA. I am having trouble finding the correct oil filter. The filter that I have on there now is a Johnson Evinrude 502902. The local marine dealer does not sell Johnson Evinrude filters or oil anymore. They gave me a Mercruiser oil filter...
  13. R

    Rubber mount assembly

    Hello, I have a 1984 2.5 L OMC 120 H.P. Model # 252STHRCRA The rubber mount assembly part number 0980809 is shot. The metal bolt on part of the mount is fine but there is now rubber left on it. I'm having trouble finding this part. Has anyone ever rebuilt this part before by simply adding...
  14. R

    Mercury flooding?

    My dad is having trouble with his boat motor. He has a 1988 50 hp mercury outboard. It is a 3 cylinder engine with oil injection. He has removed the the oil injection and is now just mixing the oil with the gas. Below in quotes is the e-mail I got from him today. "After running on the water...
  15. R

    Is my charger wrecking my Coil?

    I have a ship n shore battery charger/maintainer that I have plugged in all the time to maintain the battery. It is not a onboard permanently mounted charger. My coil is bad. This is the 2nd time in two years that I have replaced it. Could the charger be wrecking it? My engine is a 1985...
  16. R

    Oil injection ?

    My dad is thinking about buying a 1988 60 H.P Mercury Oil injected outboard. It has 3 cylinders and 2 carbs. Are there any bad reviews or problems with that outboard?
  17. R

    Gear oil for Omc Sterndrive

    I have a 1985 2.5 L OMC Sterndrive. I was wondering what brands of gear oil I can use in it. I know I can use Johnson/Evenrude brand. Are there any others? Thanks
  18. R

    Manifold ?

    For the past couple of years I have seen alot of carbon on the outside of the engine below the manifold. I bought a manifold gasket set. I have attached 3 pictures. I dont have any cracks in the manifold but there is some rust. I guess what I'm asking is where do I go from here? Do I take...
  19. R

    Tachometer

    My Tach is not working. I have 12 volts from ground to the ignition hook up on tach. I momentarlly grounded the signal wire on the tach and the engine stumbled. From what I read that means the tach is shot. Is there any other test that I am missing? I also just replaced the coil. I got the...
  20. R

    Trim Tab ?

    Hello, I have a 17 foot Rinker Runabout with a 120 HP OMC I/O. When under way It is hard to turn the steering wheel to the left. Everything I have read about trim tab adjustment, talks about the boat pulling left or right. That is not the case here. It is just hard to turn left. The prop...
View older results
Top