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    2003 3.0 Timing ok to turn off engine to add jumper and bypass shift interrupt?

    I read the directions and a couple of threads that say follow the directions exactly. iirc it says to let it get to operating temp then step 3 or 4 install jumper and bypass shift interrupt and check timing. Can you cut the engine off to do wiring then restart it to check timing or should...
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    Flushing a 2003 3.0L. Thermostat out use CLR or other

    Boat runs a bit warm and stat modulates and seems slow to react. I had just changed impeller. So decided to change the stat. Looking at stat housing and stat it is slightly corroded, rusty, and scaled. Should I pour some CLR in block then flush out winterizing hoses or other flush treatment...
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    2003 3.0 - installing distributor initial timing? how many deg is a gear tooth?

    I took engine out disassembled everything and replaced a piston, main-rod bearings, and rings. I labeled everything and put back like it came apart (did not take cam or crank gear off) marked and reinstalled each lifter and push rods in original places etc etc But.... I forgot to mark the...
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    Rod bearings fretted on back side is that normal

    '03 3.0L I gualled the No. 1 piston pretty bad and have my engine out. I am going to take it a machine shop for second opinion if it needs boring out or can hone out cylinder marks. But the back side of the bearings are pretty fretted. Its hard to tell if they flaked or its just fretted to...
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    2003 3.0L How to get dip stick tube out?

    I have my engine just about apart to take to a machine shop but still need to take out the dipstick tube. Do you just hammer it out? Is it press fit? On reinstall what do most do seal with a little blue locktite?
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    Which Mercruiser manual for a 2003 3.0L serial NO. OM657659 ????

    What is the number of the mercuiser manual for a 2003 3.0L serial NO. OM657659. Its in a Searay boat. I would like the manuals for engine and outdrive.
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    Wheel dolly for under the trailer tires? sideways move.

    Anyone ever put dollies under the tires of a trailer and push a boat sideways and tuck it up against a wall for storage? Or turn it sideways once in the garage for winter storage? I am thinking of using some of the caster tire dollies and trying to maximize my garage space so I can get more...
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    '03, 3.0L with knock piston slap rod or fuel pump drive? how to test fuel pump drive?

    My 3.0L is knocking. Just cranked it up for first time in 2 years. I had fogged it and let it turn over a handful of times before letting it crank but could have easily scored a cylinder. But it runs pretty good sitting in the yard even with the knock. I read through a few threads and...
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