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  1. DamianJP

    Upper water tube seal

    I recently dropped a lower unit for a pump change. The water tube was stuck in the pump and Im uncertain if the seal is still up in the exhaust housing/engine or how it seals up there. I notice on this schematic that theres a washer (part 72) that looks to be near the top...
  2. DamianJP

    Skeeter (Aluminium) / 1997 Yamaha 115 with K-23 prop

    I bought a Aluminium Skeeter ZX 18 with a 1997 Yamaha 115 on it. My first aluminum boat so mabey its my operation error. The only markings on the prop is K-23 and I don't know if its a stock prop that came with the boat/motor package or if its a aluminum aftermarket prop. I think the 23 means...
  3. DamianJP

    Water pump bolts

    I have 6 water pump bolts that are 1/4" - 20 thread. The manual I have says only alternately and evenly, nothing about torque. The back of the manual have torque specs for standard nuts and bolts. Says for 1/4" 60-80 In Lb ( 5-7 Ft Lb). Is this right torque for the water pump bolts? BTW, its...
  4. DamianJP

    90's Evinrude 25HP

    Still unsure of the year/model number, but I know it's a 90's motor. Got the carb kit and water pump kit and started to do the water pump. 2 things are grabbing my attention. 1)The water tube came out still attached on the water pump. Looking at the schematics below it seems that part 72 is...
  5. DamianJP

    Need info of Evinrude 25HP motor, can't find anything

    No sticker left on transom bracket. All I have is the number stamped on the circle on the power head. G3002757, buts its not bringing anything up. I think its a mid 90's. I know its a Evinrude 25hp. Thanks...
  6. DamianJP

    Compression for a 115HP Yamaha 98-2005?

    Im unsure of the year as a buddy is by the boat not me, what should a 115HP Yamaha compression be if it's around the year 1998-2005? I know the %10 rule but heard PSI numbers are lower with Yam's and didn't want to shy away from a good deal thinking the compression is low...
  7. DamianJP

    Connecting rods condition , turning point in rebuild

    Hey guys I know its hard to tell (mabey not) but I wanted to see if your guys can give me your opinion/advice. I need to know if I totally need new connecting rods. Around $550 for new ones that will kill this project if I do need them. 1 rod has markings and the other seems to have normal...
  8. DamianJP

    1993 Merc 15HP , Prop is rubbing on lower unit. Ever see this?

    Hey guys Awhile back I got a 1993 Merc 15hp and I ran it about twice on a jon boat. Did awesome and had fun :). I noticed yesterday that the prop rubbed on the lower unit and made a ring groove on the lower unit !!! I noticed that the prop nut wasn't fully tight or seated against the prop...
  9. DamianJP

    Cheap gauges RPM and Temp

    Anyone know of a place to get cheap gauges? I want to get a Temp and RPM gauges for a 1977 Evinrude. I have a bolt on cylinder head temp send by faria, I dont know if you have to have a faria along with it. DamianJP
  10. DamianJP

    Lower main bearing removal / Installation

    What are the tools to pull / press on the lower main bearing for a 1977 Evinrude 55HP (55773D). Any info to help me with this area is also appreciated. :) The bearing isn't shot , but I want piece of mind for $17. The only old items I want to use is the crank and the connecting rods. EDIT...
  11. DamianJP

    Machine shop specs and piston size help

    Hey guys Just got off the phone with both my machine shop people and Wiesco. Im trying just to do a hone and get new pistons and not do a bore, because this place can't bore marine stuff and its prolly going to be expensive. How much does it usually cost to bore a 0.020" over? Cylinderhead...
  12. DamianJP

    1976-77' Evinrude 55HP Adapter plate differences , need help

    Hey guys I got a midsection from a off a 50ESL75B motor, which is a 1975 Evinrude 50HP. I picked it up for a 1977 Evinrude 55HP powerhead. I thought everything was a %100 but the adapter plate looks different. The Part numbers for both the adapter plates were both 0351178 so I thought it was...
  13. DamianJP

    Temps for a 1976 Evinrude 55HP

    Hello I haven't got a gauge installed yet but I want to see if she isn't overheating . I had her running for 10 min and the temp went to 160F and never went past. All on muffs and idle. Really hate that theres no easy t-stat/poppit plate to just service the t-stat and poppit, real stupid...
  14. DamianJP

    What are these holes in my lower mid section?

    Hello I have a Evinrude motor with no tell tale. It doesn't have water misting/coming out of the 2 exhaust relief ports but I hear that happenes when only ran on muffs and not submerged. There is water coming out of these hole and it seems the hole in going thru the drive shaft area. Is water...
  15. DamianJP

    1976 Evinrude 55HP No tell tale questions / Video

    Hey guys I got a 1976 Evinrude 55HP for $250 and got lucky so far with it. Compression turned out to be 150 PSI on both and starts with up every time very easy , basically you look at the key funny and it starts. I noticed it has no tell tale and had a few questions to ask and a video to show...
  16. DamianJP

    Take a compression test with motor on ground?

    Is it possible to take a compression test with the engine on its side, on the ground? Can it harm the engine? DamianJP
  17. DamianJP

    Have a 77' Evinrude 55hp, Will a 75' Johnson 50ESL75B midsection fit?

    Ive been looking and comparing part numbers and most things match. 1977 Evinrude 55HP 55773D 1975 Johnson 50HP 50ESL75B But Im stumped when It comes to part number 61 on these schematics. P/N's don't match and there are two diffrent 61's. FOR 1977 Evinrude 55HP...
  18. DamianJP

    Standard 15" shaft or Long 20" shaft 50ESL74M

    I need to know if this model is a Standard 15" or a long 20" shaft. If anyone has a site for me to look it up or has a manual for that motor series and can tell me that would rock. 1974 Evinrude 50HP 50ESL74M Thanks, DamianJP
  19. DamianJP

    Need lower mount bracket for 1977 Envinrude 55hp

    Hello I need a lower mount bracket for my 1977 Evinrude 55hp, the P/N is 0322074. 3 of the 4 bolts snapped even with days sitting with Pblaster and I dont think there gonna come out, nothing on ebay. Its the lower mount that has splines to connect with the steering ARM & SHAFT ASSY...
  20. DamianJP

    Wiseco Forged pistons vs Casted pistons

    Hey guys I have a place for rebuild kits but they can only get Wiseco high performance pistons. He told me that there good but don't have the half life of the cast ones. He said I should get +10 years out of the wiseco's. Also something about they expand more. What is your take on Wisco forged...
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