Just read that Yamaha is the first to stop using what year the motor is build. They will only use model numbers and serial numbers no years.They say dealers are complaining about beeing stuck with last year engines and having to loose money selling them Yamaha says that there motors haven't...
Hi I have 1981 block with 1986 electrics on it this includes a new water cooled rec/reg,and the tach works fine, the output volts raise and lower with rpms as they should. At the start of the day I have around 12.4 volts at the gps after staring and running for about 15 minutes the voltage drops...
Hi After a full season of problems I think it finally comes down to the stator. After installing a new rebuild powerhead I have had the problem with WOT being only 4900 rpms with the same prop set up I had before new powerhead. I used to get 5400. I tryed all the normal things from replacing...
Ok Long story as short as possible. Motor is a 1980 had a new powerehead put on. A 1988 with oringinal 1980's electrics . Only lasted 25 hrs think water was getting in thru new head gasket? Had one really dry plug and piston looked melted hot after the motor failed and I inspected it. The...
rectifier regulator for 150 hp same as 120 ??
Hi I need a new one and have the part number , just trying to go a different direction. I have a rec/reg combo off a 1989 120 hp with tilt and it fits the hole but I am not sure there the same. The wires are short but thats do to the terminal...
First don't bite off my head yet! My motor says its a 1981 Johnson but the swage plug on the block says its a 1988 Evinrude but if you look at the electrics on it its clearly a 1981 model? Now I have just replaced the 1988?? with a 1982 Johnson (thats whats on the block) but if you look at the...
Ok I have a 1988 150 hp Evinrude The engine has about 30 hrs on new powerhead. I had problems with it this season after the carbs were rebuilt. Was't getting fuel to one cyl at WOT found out today when at WOT and it just died. I did get it restarted and did compresion test on the #3cyl ZERO...
Hi I just took out my boat for the shake down run. I purchased this boat this year. The prop on the motor is a 15 1/2x15 thats what they put on it when the motor was rebuilt last year.It had a smaller prop on it. I can't remember what size it was. The WOT is only turning 4200 rpms way to low...
Hi I have an on going problem with one of the two 150 opti max motors on my 253 Mako. This happens each time the temp goes below 45 degrees. One engine starts fine the other won't start at all. seems to crank slow Dealers can't find anything wrong with the motor. The just changed the starter...
Hi I have a newer Nissan 5 hp motor that I need the year on can any one help this is all the data I have NS5B 369-1 77416 any help would be great<br />steve
Hi, This is the third engine that doesn't have a plate or any other ID on it that I have worked on the past year. This motor runs perfect one day then not the next. Heres what I mean runs at 5800 rpms and the boat runs great. the next time I use it runs 3000 rpms max and can't get out of it...
Hi I have just started working on a Johnson 110 hp<br />It has no plate for ID. I know its after 1984 cause its VRO and I know its after 1986 cause of the linkage.I now know that its either a 1988 ,89 90 cause its a 110 and has only one power pack! Is there somthing else distintive around these...
Hey guys my friend has a 1986 Searay 278 350 hp that he has problems getting to come up on plane. I would like to know what prop was the factory prop for this type boat. And what type props would be good to use. Top speed isn't a factor cruise is and getting out of the hole is! I don't know...
Hi I have a 1986 34 Egg. There are two fuses right next to the shore power hook ups. These have large fuse in them. They are screw in type, when power is applyed they have a diode that lights showing they are good. I was re wiring them and broke off one of the connections at the back. Where do...
