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  1. studdy05

    5.7L 1983 Block side water jacket pitting

    Was getting ready to put a new head gasket on a chevy 350 OMC circa 1983 and as I was cleaning the block side surface I noticed very minor pitting - not deep - extending about 3/8 of an inch around the two of the three top large water jackets. I examined the old head gasket closely and was...
  2. studdy05

    What's this on a '83 5.7L Chevy OMC??? SEE PIC

    For all of you old school sb chevy who know the 5.7 liter like the back of your hand, could you please tell me what this curious object is thats mounted directly beside the distributor cap? (red arrow points at it) If the engine was modern, I'ld be thinking vacuum something and emissions...but...
  3. studdy05

    Hole in Int Housing stringer 800 83 model

    This hole looks like it is built to be there...anyone else got one and what is it for? See pic
  4. studdy05

    800 Upper 21:17 Timken Bearing numbers needed

    I have a new gear set 21:17 and my old bearings got accidently pitched. This gripes me because I didn't want to go through a marine shop just for bearings. Does anyone have those written down by any chance? There are two on the 21 tooth gear and one bearing was on the 17 tooth gear. Much...
  5. studdy05

    OMC 800 sealing the upper unit

    I have completely replaced the upper and lower units aluminum hulls that were rotting on an 84 stringer and tried to carefully reseal things back as I went. The impeller was trash...the upper had been sitting in water with little oil as it rusted out, but the gears looked good and the seals and...
  6. studdy05

    Stringer 800 now runs hot ONLY at WOT

    Just replaced and fully rebuilt an 800 stringer that sits on a 83 5.7 L V8 because it was running hot. Found a fully destroyed impeller, and kept finding little impeller pieces everywhere in the upper during rebuild. Had it out a few times since the rebuild, and at idle the temp is fine...
  7. studdy05

    Steering device on Intermediate Housing 800 stringer

    I have some sort of steering device on my Intermediate Housing (OMC 800 Stringer - '84) when I pulled it that I don't know a) what to call it and b) more importantly how to remove it. The manuals don't give steering due justice imo and I might need to swap IH's in the near future because of...
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