Search results

  1. M

    cobra shift rod

    hi guys, i just recieved a remanufactured cobra lower unit, purchased through IBoats, and the end fitting for the shift shaft was not supplied, i assume i have to use my old one, does anybody know how to separate this fitting from the shift shaft. the new shaft is not threaded , just ground to...
  2. M

    omc lower unit purchase

    badly in need of lower unit gears for 3 liter cobra, prices are out of sight, i have found several new complete lower units on e bay for a reasonable price. can any body give me any feedback on these .thanx mickey1
  3. M

    omc gear set

    somthing weird, im in the process of replacing the lower gears on my omc outdrive, which has been jumping out of gear momentarily when under a load. i got it apart today, the fwd and reverse gears look ok, maybe a little wear but the clutch dog on the reverse side is wasted. i have no experience...
  4. M

    gear set help

    im trying to locate a lower gear set for a 140hp omc cobra,circa 1989. ive only been able to find one so far , for a 14:26 ratio, can anyone tell me the ratio of a 140 cobra, and maybe a part no. for the gear set thanx
  5. M

    The Nightmare Continues

    some time ago i read a post about a cobra jumping out of gear, at speed. one of the responders said he "turned the gears around" does anyone remember any details. at the time i didnt pay too much attention because my cobra was not jumping out of gear like it is NOW. its a 3 liter by the way. i...
  6. M

    FREE

    if anyone needs a factory shipping crate for a 4 cyl engine, and are willing to pick it up in western suffolk county ny, e mail, fbyrnes@suffolk.lib.ny.us, for directions and its yours
  7. M

    elec problem, omc 3.0 liter

    hello everybody, after installing a brand new crate engine, something is killing the batteries, in the troubleshooting phase i find i have only 3 volts at idle out of the alternator, maybe 4 or 5 volts at 1000 rmp.i also found out i can start the engine with the battery switch OFF. with fully...
  8. M

    engine breakin procedure

    just installed a new gm 3.0 liter, and need some guidance on breaking in,also i have about 70 minutes on the muffs, and the tappets seem a little noisy, is this normal or will they have to be adjusted after break in period. thanx in advance
  9. M

    OMC Coupler fit

    got my new coupler today and while checking it for fit i saw that the shaft it slides on has some play up/down/sideways, it appears to be about 1/16 to 1/8 of play. do i have a problem.the engine is a 3.0liter with a cobra outdrive. thanx in advance
  10. M

    omc distributor

    does anyone know how to cross ref. an omc 4 cyl marine distributor with the automobile version,i need the gear on the bottom of the shaft. thanx in advance for any help
  11. M

    question for HUMINSKI

    i am swapping a 2004 vortec 3liter,with hei ignition for a 1989 omc 3 liter with points ignition. i have decided to stay with the points system. if you went that way what specs did you use to time the engine. if you switched to hei could you post any info or tips you may have. i have the diagram...
Top