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  1. 1

    Correct exit points for exhaust gases.

    Hi I recently replace the water pump on my 89 GT150 E150TXCEM and although she is running well I have noticed that the exhaust gases are now coming from the two pairs of slotted holes near the cavitation plate (see pics). I cant remember if this was happening before or is normal - could...
  2. 1

    Benefits of VRO bypass

    Hi All I have a 1989 Gt150 VRO that I am currently in the process of overhauling. Today I removed the 3 carbs to give them a good cleanup and noticed the carbs and choke lines/pipes are a bit more 'oily' than I would prefer. Coupled with the carbon and oil deposits on the plugs I am starting...
  3. 1

    Descaling my 1989 GT150

    Hi I recently sprang a small water leak from the seal/gasket between the top plate that channels the water across the top of the Starboard head so ordered a new gasket and replaced. When I took the plate off I noticed a lot of scale build up in the channels so sprayed it with a 50:50 solution...
  4. 1

    Carb cleaning

    Hi Decided to give the carbs a clean today on my GT150 V6 with some spray type Carb cleaner. Removed the air inlet box and exposed the six inlets on the 3 twin barrel carbs. Warmed up the engine on muffs and started to spray into the top carb. As expected the revs died so backed off spraying...
  5. 1

    GT150 Overheating long term issues

    Hi I have a 1989 150 GT V6 that I recently acquired on the back of a Four Winns 180 Horizon In general it runs pretty well for a 27 year old engine and I am in the process of slowly repairing/replacing any old or obviously worn parts. Yesterday I thought I would clean and inspect the ignition...
  6. 1

    Compression

    Hi - first post on this forum so apologies if this has been covered. Just bought a Four Winns Horizon 180 that has a 1989 GT150 V6 on it that I'm keen to keep and restore. I have tested the compression across each cylinder and am getting about 65psi per cylinder. They are all very similar...
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