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  1. P

    93' OMC 5.0 EFI - Struggling with hot starts, sagging drive and overheating at idle.

    Thought more Is engine fwc or raw water cooled Maybe heat exchanger is clogged or flow restricted
  2. P

    93' OMC 5.0 EFI - Struggling with hot starts, sagging drive and overheating at idle.

    my engine started running hot at idle in water or on hose changed impelller an did flow tests by passing it. water pump on engine was original with 860 plus hrs ALL fresh water. in fact the #2 eng gets her new one in fall layup it was missing several fins and was not moving water very well at...
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    93' OMC 5.0 EFI - Struggling with hot starts, sagging drive and overheating at idle.

    Engine recirculation pump For heating issues
  4. P

    Oil pressure senders 88 350 king cobra

    Yup grease dielectric and msking sure a good connection is done Swap senders may be next Or just put new in..its 25 at oorierles Pretty cheap test tool
  5. P

    Oil pressure senders 88 350 king cobra

    really thinking to spend the dollars get new gauges and senders for both engines, omc harness is notorious for wiggling loose and causing guage issue my volt meters also randomly choose to dance , i have cleaned the large harness connectors freshened grounds etc but the oil pressure one still...
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    Oil pressure senders 88 350 king cobra

    My pprt engine oil pressure at 3k rpm will out of blue do the needle dance. Then settle Then at another random time do the dance from 20 to 50. Senders are original Thinking out direct guage at sender to verify oil pressure Then replace senders Engine have 866 hrs fresh water Only
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