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  1. U

    Omc exhaust manifold temp. high

    OMC Twin 4.3's starboard manifold runs cool to the touch at just over 3000rpm<br />port runs hot? same RPM not hot enought to burn your hand but hot enough so you can not keep your hand on it?<br />Both motor T stat housings feel the same and the gauges indicate the motors are being cooled OK...
  2. U

    Thundercraft 280 magnum (1986) where can I get spare parts

    I broke the window closing latches on my Thundercraft and was wondering if anyone out there knows where I can pick up new or used ones?<br />Also the wiper motor covers are missing and I was wondering if there is a replacement <br />(after market) for them?<br /><br />Been a while since I was on...
  3. U

    Air conditioning on Thundercraft 280 magnum.

    We got delivery of our 280 in May this year had a great summer spent a lot of time on board.<br />My question is I have a water cooled ac system Compressor,(water cooled)an evapator and air transfer fan from a large frige which is now obsolete, it is in great working condition I also have a...
  4. U

    4.3 L 1986 oil filter location??

    Was informed today that I could purchase an aftermarket oil filter remote kit which I can place in an easier location to change the oil filter?<br />The individual didn't know where I could purchase the unit however he indicated it replaced the orrigional oil filter had hoses and could be...
  5. U

    Mould on under side of canvas?

    Can someone give me advice re removing mould,<br />We got delivery of used boat in May this year and did not notice any mould on the inside of the canvas, as the summer rolled on the mould seemed to increase, also is there a way to remove without damaging the material, we are concerned that if...
  6. U

    Water in bilge?

    Have an 86 thundercraft 280magnum,got it in May took it out of the water copule of weekends ago,always 1" to 2" of water in the bilge is this normal?<br />Also in the shower waste pump we had water? found it was coming in from the discharge hose as we would come off plane the water was just...
  7. U

    anti freeze for winterizing,

    Would like confirmation on using anti freeze for winterizing,<br />We took a large plastic barrel and cut it to size so that we could cover the water intake on the out drive, we filled the barrel and started the motor and ran it until the stat opened, we waited until the liquid in the barrel was...
  8. U

    4.3 l OMC water pump hook up for water heater.

    While winterizing the motors we noticed that the hoses for the hot water system did not get hot,<br />we were concerned that we would still have water in the exchanger for the hot water tank so we disconnected the hoses and blew it out.<br />What is the proper hook up for the heater hoses?
  9. U

    Exhaust on 4.3 L OMC

    Exhaust on 4.3 L OMC<br />Where should the exhaust and cooling water leave these motors?<br />On my twins both are exhausting just above the horseshaped anode on the front of the drive, I can not believe this is correct i was under the impression it should exhaust through the prop.<br /><br...
  10. U

    Exhaust on 4.3 L OMC

    Exhaust on 4.3 L OMC<br />Where should the exhaust and cooling water leave these motors?<br />On my twins both are exhausting just above the horseshoe shaped anode on the front of the drive, I can not believe this is correct I was under the impression it should exhaust through the prop.<br /><br...
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