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  1. pra100

    Force 1992 120hp trim leak help

    This is on my brother-in-laws boat.As you can see from picture, one of the cylinders on the trim is leaking at the top.Is this hard to fix and can someone give any ideas how to go about it? I can do mechanical work fine.Just got through rewiring the boat for him. I assume this is a 3 cylinder...
  2. pra100

    1990 OMC Cobra PETCOCKS, Water DRAIN

    I finally got around to draining antifreeze from my boat today.After many years of doing this it is getting old the way I do it.There are 2 on block,one each side,and one on each exhaust manifold.The way I have been doing it is run hose out transum drain,hook a small funnel to end of hose and...
  3. pra100

    Loose shifter Need help

    I Broke the Netral lever in my shifter.The part in handle you lift up to shift (part # 39) in diagram.Anyway found a place that had one a bought it.Took shifter apart and replace it.Put shifter back together,it shifts fine.One problem is it is know loose on splines,slides in and out on shaft a...
  4. pra100

    which size trailer tire help

    I have a 1991 Mariaha 1900z on a single axle trailer.I have owned it for 5 years.I don't tow it very far but I want to put new tires on trailer. The people i bought it from had put car tires on it,I know no,no.That is why I want to replace them,man do they sqwat down.Anyway on the tounge of...
  5. pra100

    Smart Tabs Placement--Advice

    I had a very help full converstion with John at Nauticus today. I am posting a picture of stern of my boat.It appears to me that I have only one place I can mount them,close to drive. Wanted to put them as far to sides as could but it appears the swim platform will not allow. John if you look at...
  6. pra100

    Smart Tabs

    I know I saw a thread here where someone was talking about the "blemished Smart Tabs".I can't seem to find them listed anywhere.I thought I saw them for sell on iboats.Does anyone have that link? Also what model of smart tab would I need. Boat is a z1900 Mariaha with a 4.3 Cobra Ho,supposed to...
  7. pra100

    Amsoil Gear lube---Omc Cobra lube

    Has anyone used Amsoil synthetic gear lube in their outdrive?What do you think of it? Reason I ask.In my Omc Cobra I have been using Pennzoil synthetic75-90 gear lube.Now no one in this area has it.I was going to service it again for the winter but all I can find in my area is dino lube and the...
  8. pra100

    Lean to port---Prop maybe?

    Guys I am trying to track this down.Can a prop cause my boat to lean toward the port when under way?I have a 19' mariaha with 4.3 cobra,4 bbl.I put a new Michigan Wheel 19" 4.5 3 blade aluminum prop on 2 years ago after I broke the prop that was on it.The original prop was of same size but was a...
  9. pra100

    OMC Cora 4.3 HO igniton

    I have ask on this subject before with no one being able to help.So beings my splitfire ignition is failing,no spark intermeditaly,especial after engine warms up and and you try to start.I am looking for ideas on replacing it with a distributer.I know I would have to come up with some form of a...
  10. pra100

    Engine Compartment heat--help

    This has been a battle for me ever since I have had this boat.Long post to explain.History.The boat 1991 Mariah 4.3 Cobra ho.Holley 4bbl.Spitfire ignition ( no distributor).<br />Starts fine cold on muffs,starts fin when unloading,runs great,never misses runs great wot.Engine temp never goes...
  11. pra100

    Omc Cobra Overstroke Module

    Omc Cobra Overstroke Module Does anyone no the part number of the newer OMC overstroke module with the timer in it instead of the overstroke switch?And also where a person can get one?
  12. pra100

    OMC Cobra restarting problem. Help!

    Have a 1990 4.3 Cobra with the Splitfire ignition.Starts fine on muffs,get up to temp.still starts fine.Put in water starts fine,run it for awhile and stop,starts fine.Wait 45 mins or more and cranks and cranks,but doesn't start.I replaced fuel pump,which had fuel in clear line,so I know it was...
  13. pra100

    4.3 Fuel Pump

    Ok I need to replace my mecanical fuel pump on a 1991 omc cobra 4.3.I have a 350 chev.marine pump,they look the same.Will a chev 307,350 v-8 marine fuel pump work on a merc or omc 4.3 lit?<br />And yes I know not to put a auto pump on.
  14. pra100

    I need a new used shifter handle

    My shift box is in great shape but I need to find somebody or somplace that has a shifter handle as I broke the neutral lock button I am told it is a omc.It is in a 1991 Mariah 1900z 4.3 cobra.I broke the red piece in picture.Her is a link to pictures of it.Can some one help beings I can find...
  15. pra100

    Stringer material

    Dumb thought but has any one considered using any of the newer composite lumber,made from recycled plastics in say stringer repair.I saw a show on this stuff and they claimed it was as strong as comparible lumber and water prof.I e-mailed a couple of companies that make this stuff and they said...
  16. pra100

    Help with hole in fiberglass boat

    I posted this in another forum and they suggested I try here.I have a 19' Mariah open bow.I have a hole about 1/8" wide by about 7" long in hull.It is just in front of were carpeted runners on trailer is,therefore my repair must be strong.I can get to it with no problem from inside,infact I can...
  17. pra100

    Help hole in fiberglass boat

    I have a 19' Mariah fiberglass boat.It has a hole in outer hull about 1/8 wide by 7" long.<br />It is just in front of carpeted rail on trailer so ever time i load boat it will go right over repair,so there fore it must be strong.I can get to it from inside.In fact I can look through it.<br...
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