Search results

  1. S

    propeller doubt

    Thanks. Actually what i've got is: 1 prop that was installed in my old 4.3 efi (but it is damage a little bit so i would like not to use) 15 1/2 x 15 (alluminium) One from original omc motor that i had 15x17 (alluminium) One stainless still 14 3/4 x 17 ( i 'm not sure if it was from omc or efi...
  2. S

    propeller doubt

    thanks a lot. sure i will do some test and i'll be back. The ratio is 1.81 ( or maybe origina was 1.85? anyway the original one yes) boat normally is used for trip with family ( or around here or longher cruise) i don't care so much about full speed, but normally when i run the boat i run 3600...
  3. S

    propeller doubt

    thanks, clear. i will try mine then to check how it is. the cost is a matter of how much petrol you will save , because a prop II hand it will cost 300 $ here the petrol is 2€/lt i don't know it should be calculated. probabilly you are right it not worth it . for sure the original one that i...
  4. S

    propeller doubt

    thanks, i will try with this one then before doing any other activities :)
  5. S

    propeller doubt

    Tks Yes this is why i have a doubt if buy the 19 or not. Theorically speacking 2 " in the pitch should be more or less 3 knot at same rpm i don't know whot this means in tearms of fuel compsution . I mean, if i have the 19 theorically at 3600 rpm i shiuld be at 30.4 knot With 17 @ 27.2 With...
  6. S

    propeller doubt

    good afternoon guys; now that motor is completed and waiting for onboaring i'm working on boat restauration and other sides activities. one doubt that i've got is about propeller. my old mercruiser 4.3 efi was using an alluminium 15 1/2 x 15 propeller, but i'm preatty sure it was not the right...
  7. S

    lifter issue and rock arm registration

    Looking this picture it just come in mind when first time i had an issue with my omc ( old owner told me that riser were good just one year old, instead they were damaged and my head got damaged too. That time i payd one mechanic to do the job, now i would do it for sure 😅
  8. S

    lifter issue and rock arm registration

    This is true , all this post fortunatelly help all the people also in the future. Especially valves issue, because i could not find a cleare solution on internet before, so now if someone eill look on it they will find it 😅
  9. S

    lifter issue and rock arm registration

    Thanks, but as said this motor was bought all in pcs so i was really really worry about it. I know i asked a lot here and i'm sorry for this but i wanted to be one thousand % sure you know, if you disassembly the parts you know exactelly where they go, but if you buy in a box with parys that...
  10. S

    lifter issue and rock arm registration

    🙏🙏🙏 Thanks so much i manage especially due to the help of all of you 🙏
  11. S

    lifter issue and rock arm registration

    That one was my old motor on this boat 🥰🥰🥰
  12. S

    lifter issue and rock arm registration

    I am really happy 🥰 also because as said i bought this motor totally disassembled and with several pcs that was not belonghig to this motor too so i was not sure at all it would start . When after half revolution it was on i was so happy 🥰🥰🥰🥰🍻🍾🥳
  13. S

    lifter issue and rock arm registration

    Yesterday night i was qble to switch on the water and run the motor for longher time. It took more or less 3 minutes before i had oil in all 12 studs, but now fortunatelly everithing seems to run very well. I will test again in this days to perform final adjustment (timming )
  14. S

    lifter issue and rock arm registration

    Thanks. Now motor is ready. I bought new riser, manifold were good so i will just machine the surface to make them perfectelly flat and remove the damage and than next week when ready i will switch on properly. Looking forward to do so 🥰
  15. S

    lifter issue and rock arm registration

    Thanks. Push road were cleaned first in ultrasonic device, then i bloww in the holes with air compressor then i check against light to see that all holes were free. Without water i jyst run the time of above video (so 10 sec more or less) just to see that it was running. Now water is connected...
  16. S

    lifter issue and rock arm registration

    How long i can run since when i seE all rocket split oil? There is any risk if it will take some minutes? Thanks again
  17. S

    lifter issue and rock arm registration

    Now i check with gouge .at iddle speed 3,5 bar (50 psi)
  18. S

    lifter issue and rock arm registration

    thanks, i will try also with gauge if i can find one in the shop. i think thread is 1/8 npt. i will check if i will find
  19. S

    lifter issue and rock arm registration

    hi; tks yes i did, i cleaned in ultrasonic device, then i blow inside with compressed air and then i visual inspected them vs light to see if holes were totally free. s
  20. S

    lifter issue and rock arm registration

    thanks. i will go ahead then with final assembling and water connection ( like this i didn't run more than 20 sec. thanks
Top