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    late 90's 4.3L cooling temp risers on muffs?

    Ok, So long story, I had Machine shop build my 4.3L after I bought a boat with cracked block. It sat for 2-3 years builder said no problem, He used plenty of assembly lube. I replaced all the bellows on outdrive, h2o pump. flappers in exhaust. My brain isn't cooperating at the moment. I finally...
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    couple of 4.3L engine swap questions. late 90's & 2000

    Ok, I'm swapping engines, bought a 2000 Glastron GS185 with bad motor. I have late 90's 4.3L just rebuilt. This has turned into long process, replacing bellows, gimble bearing, seals, shutters, shift cable, ect. The original 4.3 had the batwing exhaust. Which sounds like a poor idea, from these...
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    4.3L engine swap, alpha 1 gen 2, photo's bellows replacement, weird items in exhaust bellows.

    So, I"m swamping 4.3L mercuriser's. new/used boat purchase had cracked block, other I had rebuilt. 2000 Glastron GS 185. Have engine out, outdrive off. and noticed these stainless steel plates and rubber peice of gasket in exhaust bellows. What are they used for? Where did they come from...
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    Will a 1995 GM 4.3L engine on merc-drive bolt up to a 2005 volvo drive?

    I have rebuilt 4.3L carb engine from 1995 boat. and Have a chance to buy a 2005 boat with cracked block 4.3L carb with volvo drive. Are the blocks the same? or same bolt pattern for the drive? I just want to swap the engines.
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