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Recent content by Jchandu

  1. J

    5.0 MPI Short to Ground on #23, Connector A

    Engine Serial# OM620208 Background: This motor was in pieces when I purchased it. Rebuilt the motor BUT upgraded to a 5.7L block and heads and cams. I kept everything from the 5.0L. Engine ran for a short time on the engine stand 2-3 minutes. Installed the engine in the boat, crank but no...
  2. J

    Merc. 5.7 MPI Oil switch No start Problem

    My 5.7 MPI will turn over but will not run; however if I relieve the oil pressure by opening the oil pressure port on the top rear of the engine near the distributor the engine will start. Only problem is I have oil everywhere. Serial# 0M620208, 2004 Searay 240 Sundeck. Yes, the serial number...
  3. J

    Knock sensor location and mystery bolt location

    I have a 2004 Searay 240 Sundeck with a 5.7 vortec Mpi. Background: Bought this boat with a cracked cylinder head. Motor was completely disassembled. All I got was three boxes of parts. The engine that was in it was a 5.0 Mpi. Serial# 0M620208. I decided to upgrade to a 5.7l since I was doing a...
  4. J

    Seawater cooled water flow question

    I have a 2004 Searay 240 Sundeck with a 5.7 vortec Mpi. Background: Bought this boat with a cracked cylinder head. Motor was completely disassembled. All I got was three boxes of parts. The engine that was in it was a 5.0 Mpi. Serial# 0M620208. I decided to upgrade to a 5.7l since I was doing...
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