I have a 1981 pull start Evinrude 25 horse, I got a 35 horse donor engine and swapped the electric components over to make mine electric start, Including everything to make it charge the battery. of course I had to swap the starter bracket, which has the Wide open timing bumper stop on it, and...
I am adding an external pulse fuel pump to my 1985 Evinrude 70 Horse. I am going to make a plate to mount the pump on, my question is, since I am using a pulse hose from my crank case instead of it mounting against the engine block and getting its pulse, will it matter of the pulse hole on the...
I have 2 batteries on my pontoon. I have one strictly for cranking, and one to run the stereo, fishfinder and such. the battery for the stereo etc. is not connected to the cranking battery in any way, therefore it does not get charged by the engine. I am wanting to connect the 2 batteries...
I have an 1985 Evinrude 70 Horse Model # E70TLCOS, the engine has been showing a charge output of around 13.8 with a fully charged battery. yesterday it started showing a output of 15.5 volts up to 15.7 volts with a fully charged battery, I don't know if its anything to do with it, or another...
I have a 85 Evinrude 70 Horsepower I bout today, it has a bad trim motor. I am wanting to run it on my boat and make sure its ok before I buy a new trim motor. I opened the screw on the right side and got it to drop down from tilt, but it stopped at the trim rams and wont go any further. How do...
I have a 1987 Evinrude 48 SPL. I am wanting to change out props to go with a different pitch, but Someone has put a different year lower unit on the engine and I am trying to find out what year/size so I can get the correct prop Apparently the shift rod operates backwards than my original lower...
My 87 Evinrude 48SPL tach is only showing 2800 RPMs at WOT I am running it n a Grumman 24 foot pontoon, the engine sounds to me like it is turning higher than 2800, my prop is a 13 3/4 x 15 aluminum 3 blade. I am pretty much sure this is to much prop for this engine, but I dont want to start...
I have a 24 foot grumman pontoon with a 48hp Evinrude, newly rebuilt due to score pistons and cylinders. I am running a 3 blade 13 3/4x15 prop. Average speed with 2 people according to GPS is 15 MPH. the boat didnt have a tach and I wanted one especially with the rebuild job so i installed one...
I have a 1987 Evinrude 48SPL, newly rebuilt with 3 gallons of fuel run thru it on the hose. Compression is 145 PSI on both cylinders, new plugs with blue spark jumping 7/16 gap. I notice on the hose that thew bottom cylinder would drop out every so often, but i could throttle it up and the...
I rebuilt my 1987 Evinrude 48 SPL last fall, due to the pistons being badly burned down the sides, Due to winter setting in, I didnt have time to run it on the water, I have only gotten to run it on the hose. Well I am getting ready to do a water test and I am trying to finish up any last minute...
Some may remember i bought a 1987 Evinrude 48SPL that wouldnt idle consistently, i tore the carbs down and they were spotless, but i soaked them anyway, later on I discovered both pistons were ruined and the block was scored, i just got it back from being bored and new pistons, I put everything...
I have my 1987 Evinrude 48SPL hanging on a stand, my questions are, will it start without having the harness hooked up, and if so, will it hurt my charging system to run it like that.
thanks
hello my latest project is a 72 or 73 evinrude 25 horse with points type ignition. i pulled the flywheel off to take a look at the coils and points and such, and discovered that eveything under the flywheel was covered with what smells like premixed fuel. my first thought was that the upper...
i bought a 25 hp Evinrude work twin and i am having trouble breaking down the engine info. i havent saw it in person, but the serial number the guy read to me was
E25RWC1m or it may have been a L instead of a 1
is there really any difference in a work twin than a regular recreation evinrude ...
I have a 73 omc 50 horse and a 76 mercury 50 horse. I know 50HP is supposed to be 50Hp but not getting into prop swapping and all the rest, which would be the best power for a 16 ft fiberglass bassboat ?
