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    Engine Rebuilt Test

    I have replaced my 1983 Mercruiser 898(305) I/O with a 350 block. I finally got it back together and took it out on the water today. <br /><br />There is a slight knocking sound coming from top of engine. I don't know if it is coming from valve covers or not. I bought the engine from...
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    Change of Propeller?

    I have just upgraded my 1983 Mercruiser 898(305)I/O to a 1983 350 block with all my same parts. I have a Mercruiser stern drive until with 1.5:1 ratio. I was told earlier that I would probably have to change my propeller blade after I have done this upgrade.<br /><br />I don't know anything...
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    motor oil recommendations

    I know this is a no brainer but I need help! I have a 1983 Mercruiser 898 I/O with an upgraded 350 block. I was looking in the manual and it recommends using 25W-40 motor oil. I have been looking online and everywhere I look the price is ridiculous.<br /><br />Would it hurt the engine if I use a...
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    looking for reman engine

    I have a 1983 Mercruiser 898 with a 305 and a i/o mercruiser stern drive. I have a cracked block and decided that I want to upgrade to a 350 of same vintage while I have the engine apart. Does any of you experienced boaters recommend a place that I could find a high quality remanufactured 350...
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    1983 GM 350 cooling system

    I currently have a 305 with a cracked block and exhaust manifolds. I am going to upgrade to a reman. 350. Since my old exhaust manifolds are cracked which are the old log style, would it be possible for me to change these manifolds for the center riser manifolds which are less expensive than the...
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    898 mercruiser

    I started to get ready for the warm weather by getting my boat ready only to find that I have a cracked block and manifolds. I have a 1983 Celebrity with a 898 Mercruiser engine(GM 305). I heard that it would be best to upgrade to the 350 instead of rebuilding my current engine. <br /><br />I...
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