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    Will not reach full WOT RPMs after about 15 minutes

    Engine: Mercruiser 470 (MCM470), s/n 5892137 This engine starts fine and runs great when first started. The WOT RPM's are 3800-4200 and it hits 4000 at WOT, about 35 mph and performs great. After I run it for about 15-20 minutes, if i come down to idle speed and then try to go back to WOT...
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    Help With Choke Rod & Idle Speed Stop Lever

    My engine is an 84 Mercruiser 470 with a Rochester 2GC carburetor. I disassembled the choke and pump rods on the carb. I can reassemble the pump rod but can't remember how the idle speed stop lever, choke rod, and throttle body assembly all go together to operate the choke. My SELOC manual...
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    Theorertical Prop Configuration By Walleyehed's Sticky

    ok, ive read walleyehed's post in the FAQ and i'd like to see if i'm understanding it correctly. I have a mercruiser 470 in an 84 century 4000. The WOT rating stamped on the engine is 3800-4200 rpm. i gathered i should run around the top of this range, so that would obviously be 4200 rpm...
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