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  1. lynnboy021

    88 5.0 specs

    does anyone know the specs for a 88 5.0?
  2. lynnboy021

    88 5.0 rpm problem

    i have a sunbird barltta 229 with a 5.0 well it had a 5.7 but could not fix the problem with the 5.7. anyways motor starts up really good and idles good also but in the water is a another story. i dont know if my motor is to small or what my rpm is at 3 to 4 rpm but the boat really only goes...
  3. lynnboy021

    92 3.0 omc alt

    i am having problems hooking up a one wire alt from a 4 wire alt....
  4. lynnboy021

    88 omc 5.0 fuel pump

    i was having a problem with my motor bogging down real bad so i rebuilt the carb changed all the filters and also put in fresh gas and all new tune-up. today i went on a test run and my motor idles really good put when you give gas it stalls out so i opened the door to the motor and i was giving...
  5. lynnboy021

    merc 3.0

    i have a 05 merc 3.0 motor is 175F to 180F to hot for the motor?
  6. lynnboy021

    shift rod tool

    i just put in a new shift rod but i dont have the tool to adjust the rod. the book says 7 13/64 but i dont know what that is. so my ? is can i adjust the rod with out the tool???
  7. lynnboy021

    maybe carb???

    88 5.0 can i use my 5.7 carb on my 5.0 motor? on muffs its ok and on load it will only idle in gear. if i give gas the motor bogs out intill i put it back to idle, so maybe i am getting to much air or to much gas???? all new tune-up and specs....
  8. lynnboy021

    omc 5.0

    ok so i had a 5.7 in the boat but its going to rest for a long time lol. so the old motor somehow got 3 bent valves but anyways i had a rebuild 5.0 and all the 5.7 stuff i put it in the 5.0 and all is just the starter, alt, dizzy, water pump and all wires oh and 2bbl carb. now the motor on muffs...
  9. lynnboy021

    omc prop ?

    i have a 1988 omc 5.7 and i think i have a 15x17 i think. my ? is does that prop sound right for my 23ft sunbird? i did a test run on the river and at 4000 rpm my boat was only going around 10 mph...
  10. lynnboy021

    bypass esa ?

    i think i need a new esa cuz when it is pluged in i get no spark at all and then when i unplug it i get spark. i was looking online how to test the esa to see if it is good or not. i forgot where i seen it but a omc mech for 35 years said you can just unplug main cut out switch then connect one...
  11. lynnboy021

    88 5.7 psi ?

    my motor sounds like its to small for my 22ft boat so i did a cyl test and on all 8 cyls i get 120 psi is that good?
  12. lynnboy021

    lower shift cable

    88 5.7 cobra. i think the drive was not in use for i think it was 2 years. i thought it was the cable going from the boat to the outdrive but that cable is new. i took the outdrive off and its the cable on the outdrive that is hard to move, s maybe it needs to be cleand or some wd40? i had the...
  13. lynnboy021

    i have a timing problem also lol

    88 5.7... new tune up dwell is set to 29 and i am trying to set timing to 8 btdc but it runs like crap that it will just stall. if i go more then 10 btdc it work better and the motor idles fine, am i missing something???
  14. lynnboy021

    steering arm puller

    i am trying to find one cuz my gimble i think its called will not turn at all. ebay dont have one and cant find one online.
  15. lynnboy021

    auto vs marine

    my friend is going to need a lower end for his 89 merc 5.7 but he has a 91 350 for a truck can he use it but just change out the cam?
  16. lynnboy021

    battery isolator

    my boat already have one installed but i want to know where on the alt i install the input wire.. i have it installed like this
  17. lynnboy021

    5.7 tune up specs

    ok so i have my motor apart cuz i put in new head gaskets and goinging to install new lifters and spark plugs. my ? is manual says timing should be at 8 btdc and dwell at 29+-2 point gap at 0.018in and valve lash at 0 then 1 turn (yes now i know Don S) o lash then 1/2 turn and last how many qts...
  18. lynnboy021

    still waiting

    my friend at the marine store got me a set of lifters for my omc 5.7. my other friend has a set of Clay Smith Cam Lifters for a 454, so my ? is can i use his 454 lifters for my 350?
  19. lynnboy021

    omc intake gaskit problem

    i am trying to see what "really" year my motor is cuz i got a new set of intake gaskits and they fit but i have a manual choke and i have a tube that goes inside the heads and on the gaskit there is a hole with a matel box around that hole. do i have to cut that hole out so i can fit the choke...
  20. lynnboy021

    email from new posts

    i am set to get emails when people reply to my posts but i never get any emails so i think that people are not replying and when i go and look i already had people replying???
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