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  1. 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...
  2. 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?
  3. 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...
  4. 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???
  5. lynnboy021

    motor problem

    my 5.7 omc motor has a knocking noise when cold and then when it warms up the noise goes somewhat away. the motor had 2 bad head gasket and the guy left it alone, so the motor was almost getting stuck but it did not so i installed two new head gaskit new plugs and i just did a oil change with...
  6. lynnboy021

    88 omc 5.7

    today i had my boat running and the cover that covers the water impeller housing was leaking so i removed the 3 bolts and on the pump housing there is like a plug or smething that has a small rubber hose well it was unplug and leaking so i pluged it back and the leak stop. so my ? is where does...
  7. lynnboy021

    88 omc 5.7

    ok so i just put the motor back in the boat cuz motor went out for a rebuild but when i removed the harness from the motor i did not unplug anything the harness came out in one piece. so installed the motor and harness back in the boat and went to crank it and it did not want to start so i had...
  8. lynnboy021

    omc 305

    ok so i have a omc 305 with a gm block so the thing is i already but in a new head gasket and i got the timing not dead on but on enough to start the motor now i want to start the motor but keep it running cuz as soon as the motor is running and i let the small starter wire go the motor dies but...
  9. lynnboy021

    gm flywheel

    ok so i have a omc but the block is a gm motor so i know that i have the small crank and i need a flywheel so does anyone know what dia i need like 12 inch or 13? any info is better then no info... its a 1988 gm 305 v8
  10. lynnboy021

    4bbl carb backfire

    488 merc 3.7 it only backfires when starting the motor after that its ok, do i have to adjust the carb?????
  11. lynnboy021

    305 manual

    does anyone have a manual for a 305 motor??? i have a 23ft sunbird eurosport 1988 and it has a OMC outdrive so does that mean i have a OMC motor or a merc motor???
  12. lynnboy021

    omc outdrive

    i am going to pick up a 23ft 88 sunbird boat tomorrow and it has a omc outdrive, how good are omc drives cuz i always had merc drives?????
  13. lynnboy021

    98 blazer towing

    LT 4x4 4.3. my ? is on the bumper it says 5000 max and i have a 23ft boat and its only 3800lbs so lets say 4000lbs now i have 1000lbs left but with fam cooler and stuff i have about 4 to 500lbs to play with now is the 5000lbs is what my truck can pull or is that what the hitch can carry? plus my...
  14. lynnboy021

    merc 488 carb

    so my other post i could not take out the starter but the starter problem is already fix.. no my other problem is that my 488 will not idle last year it idle fine but this year it wont and i did not touch the carb... i thought don s audlt only page had something about carbs but it was i think...
  15. lynnboy021

    how to remove starter?

    on a 488 merc????
  16. lynnboy021

    488 merc

    does anyone know whats the compression psi for a 488 merc? my motor cranks over fine and has spark and fuel but does not wanna start driving me nuts... another ? can a alt that is making less then 12 volts make a motor not start?
  17. lynnboy021

    96 ts 900

    i just got a new top end piston kit and now that the motor is out of the jetski i dont know if i should just use the oil pump or just block it off what you guys think or will do???
  18. lynnboy021

    ac delco alt

    i have a 3 wire alt that is not doing to well so my ? is can i rebuild the alt and make it just a one wire alt?
  19. lynnboy021

    bridge ?

    i have a 20ft boat with two 8ft antennas and 6 big fishing poles so my ? is can i always ask the bridge person to open the bridge so i dont have to stop the boat and take the poles out plus fold the antennas down? do i have to pay for them to open or do i have to give my info or the boats info...
  20. lynnboy021

    gas tank

    in the spring i installed a new floor in my boat plus new plumbing and wires and yes i test before installing floor but my ? is my gas sending unit said i had a half tank and i thought it was working cuz when the boat was rocking the gauge would move. anyways my boat stalled and did not wanted...
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