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    Should I redo the engine alingment??

    Well I finally got the new engine in today. When I did the engine alignment, The tool would go in fairly easily but when I pulled it out it felt like I was fighting suction for the first 1/8 to 1/4 inch. Then it would slide out very easily. I could not see any marks of the tool. I assumed this...
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    Can you use a good grade automotive spark plug wire set on Mercruiser 4.3?

    I broke one of the spark plug wires pulling it off. Will a high quality automotive set of wires be safe, or does it have to say Mercruiser on the wire. I understand the need for marine grade starter, alternator, distributor, etc. but is there something I am missing on why you would have to use...
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    What to plug original dip stick hole with when replacing long block Mercruiser 4.3

    I am replacing the long block on my 2005 Mercruiser 4.3 ( Ser # ow373303 ). I cannot figure out how to get the plug out of the block for the original dip stick hole. What do you plug the hole with on the new block, just screw on a brass pipe plug? Reb
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    What is this I found in the lower unit

    Mercruiser 4.3 Alpha 1 gen 2 I was changing out the impeller and when I took the lower unit off, I found these two things in the exhaust. One is black rubber and the other is plastic. I assume they came from the engine somehow. Any ideas what they are? Reb
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