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      Dieter replied to the thread Alpha 1 Gen 1.
      1991 is the first year for Gen 2 going into production. I had a 1991 Sea Ray that had (by serial number) one of the last gen 1 drives...
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      Dieter replied to the thread Alpha 1 Gen 1.
      As Kghost points out, if your WOT RPM is in spec 4400-4800 or so (your version of the 3.0 could be 4200-4600) then you can probably drop...
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      Dieter replied to the thread Sealant or No Sealant?.
      Dry
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      Dieter replied to the thread Alpha 1 Gen 1.
      go down in pitch about 2" from what you were running with the 1.98. The 1.84 has less gear reduction so you need a lower pitch prop to...
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      I used red loctite form a gasket to lightly coat them. not 100% sure it is required
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      Looks like water has been coming in for a while by the amount of corrosion in the ports. Pressure test the engine at best you will need...
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      I always talk nicely to my bearing before install.... Seriously to OP removal all the old grease you can, if solid it may be sign of...
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      Dieter replied to the thread Alpha One Lower Unit.
      Mako has it. The cav plate is not made for that kind of load. The hydrofoil manufacturers leave that out of the sales pitch. I had a...
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      Hard to tell from here, by irregularity’s what do you mean rough? I usually grease mine while idling on the muffs to get grease through...
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      Dieter replied to the thread Alpha One Lower Unit.
      Very common for welding shops or prop shops to tig these back togther on the boat with out disassembly. Ditch the hydrofoil. That’s...
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      Dieter replied to the thread 5.0 hi swap.
      Do you mean a marine 5.0 TBI on a 5.7 or a truck TBI? Do not use anything electrical or fuel related from automotive or truck...
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      Dieter replied to the thread 5.0 hi swap.
      Yes if you strip it to the long block , swap in marine head gaskets, brass core plugs, and a marine water pump. Then use all your marine...
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      Unless you can hear which one is noisy no remove the belt check and see what doesn’t spin freely. Can also be rust on the pulleys.
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      Not sure that would bother me that much, would be more concerned about the squeaking. What do the volts do when you see this happen do...
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      They offer them on many of their engines, i didn’t check specifically for the 3.7, might be worth a call
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