Search results

  1. E

    4.3 vortec 2008 aprox. Alpha one 1985 s/n A802400 Overheating

    So I am surprised that I didn't get a gasket in the kit with the cutout but also did not see why the slot would be covered. I will try it with the slot open. I did not notice the water level drop in the large bucket I have the foot in with the muffs on, however I may not have looked at the right...
  2. E

    4.3 vortec 2008 aprox. Alpha one 1985 s/n A802400 Overheating

    I have read many of the posts on overheating. Last winter the Intake manifold froze as I did not drain it ever, now I know it does not drain completely with the engine drains. I have changed the exhaust manifolds and intake manifold this year. I changed the raw water pump a few years ago when it...
  3. E

    4.3 Overheating over 3000 rpm Starboard side hot at idle

    Started having overheating problems over 3000 rpm last season. I have changed the impeller, old one was intact. I removed and cleaned the manifolds and risers, some rust. Checked the timing, OK. Runs in fresh water. Running on muffs today at idle I found that the starboard riser was hot 115f and...
Top