Search results

  1. J

    Leak dump elbow / Y-pipe junction

    5.7 L Alpha One Gen 2: Put in new exhaust shutters (the upgraded version, Mercruiser OEM parts) and on in water test now have small leak where dump elbows meet Y-pipe, starboard greater than port side. With engine at idle, can see water leaking from under the rubber coupler at one point where...
  2. J

    Exhaust Shutter Replacement 5.7L Alpha One

    5.7 L Alpha One, year 1991, engine serial # OD521897 Need to replace exhaust shutters. Merc OEM Manual #15 says to remove EXHAUST PIPE ELBOW and EXHAUST HOSE, then replace shutters. Anyone know: 1. Can I remove the EXHAUST PIPE ELBOW without removing the EXHAUST ELBOW that sits on top of...
  3. J

    Alpha One Gen 2 Shift / Remote Shift Cable Adjustment at Shift Plate

    Ran into what I take to be contradictory instructions in Seloc Manual vs Mercruiser Manual for adjustment of remote control shift cable at engine shift plate. Did the following to adjust my shift cables at shift plate. Set drive unit shift cable center of end guide hole to center of brass...
  4. J

    Leak at threads of high temp alarm sensor

    5.7 L Alpha I, Gen 2 Have small drip leak at the threads where the high temp alarm sensor screws into the thermostat housing. I removed both the engine temp sensor (the one that feeds the dashboard temp guage) and the high temp alarm sensor while replacing a stuck thermostat. Had to remove...
  5. J

    Perfect Seal On Thermostat Housing Gaskets O.K.?

    5.7 L Alpha One Gen 2 (GM small block). Replacing T-stat and want to use Perfect Seal on upper (cover) and lower (at intake manifold) T-stat housing gaskets. Temp sensor and overheat alarm sensor thread into housing. Lower gasket has the four rivets to maintain grounding of the housing. Is...
Top