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    383 build requirements

    Giving some serious thought to replacing my 5.0 GXi in 22 ft boat with a 383 motor. Looking for pump gas as fuel, reliability and the inherent greater torque the 383 comes with. Trying to simplify my engine system by going back to carb so no more high pressure pump issues and leaving behind...
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    Vibration TurningPoint 4 blade

    Anyone use Turning Point 4 blade props? The ones with two different blade geometies per hub. I'm on my second one in search for correct loading at WOT. Both have a vibration issue. The 15 by 15 was worse than the 14.5 by 17. My VolvoPenta 3 and 4 blade props don't generate a vibration that I...
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    I/O Exhaust Riser life in Fresh Water environment

    What is the expected useful life I/O Exhaust Riser life in Fresh Water environment? I'm on my third I/Opowered boat and 99.9 % of there marine environment has been in fresh water lakes We never replaced one but my previous boat, '95 Sea Ray with Mercruiser 5.7l Bravo 1 had results from oil...
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    Prop Suggestion Needed Volvo Penta SX Drive

    Hello, 1) Looking to purchase a backup prop. Original I just sent out to correct nicks, small dent and bent blade. Slowly back into wall with trailer, bent blade, straightening cracked it. 2) Current prop manufacturer Looks to be Volvo Penta Alum 4 blade. Not sure who made it actually. Says H7...
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    Determining brake pad part # to order.

    I have a 2006/2007 Loadrite brand Trailer that will need pads after turning rotors. Do I try and determine caliper make/model to order with or does loadrite have a lookup by trailer model #? I think I can get model number off trailer id tag. Thanks
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    Need prop suggestion - 20 ft SeaRay Bowrider

    I have a 20 ft Sea Ray BR. 5.7L finj rated 250 hp Mercruiser with Bravo1. Operating weight is 3600 - 3800 lbs. . Prop is a 19p, and reads Quicksilver 48-16316A4-19P Owners manual says 4600 - 4800 maximum rpm rev limiter suppose to come in at 4880. Rev limited didn't come in on first run...
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    Vibration isolation - Feeling the Motor

    New owner of used boat. Veteran runabout skipper. Boat is a 1995 20 ft, 5.7L w Bravo 1 with 345 hrs.. The u joint and gimble bearings appear to be fine according to mechanic and my own experience. It smooths out nicely above 4000 and goes 51mph on the gps. Engine runs well just had it...
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    Salt water and painted steel trailers

    Seems like a losing proposition but I'll ask. Own a 1995 200 Bowrider SeaRay. It rides on a same vintage painted trailer assuming ordinary steel not galvanized but its what searay sold with boat. Its never been in salt water that I can tell. Thinking about taking boat to coast this summer...
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    140 Mercruiser Trim Tilt hydraulic line #

    I own a 1981 vintage Century 140 Mercruiser with busted hydraulic line. The line runs from the bottom of the fluid/pump assembly to the reverse switch gear lockout mechanism. It busted and sprayed oil around in the bilge. I can't find an online schmatic for this trim/tilt assembly showing...
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    R/R Alternator Belt Merc 140 I/O

    The alternator belt on this stern drive unit(1980 Mercruiser 140 4 cly) is 23 yrs old and stretched to where no more adj. is left. Its time to replace.<br /><br />Would have done it sooner but it's not clear from the way the engine is mounted as how to go about. I studied an aftermarket...
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    Source for aftermarket boat rubrail

    I'm renovating a 1980 Century 17' v hull w/140 mercruiser stern drive. I'm looking for a source for a replacement for the (aluminum with black vinyl insert) rub rail that circles this boat at its outermost edge( the part that hits the dock first). I'm hoping to see if their is a aftermarket...
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    Stumble on hard Acceleration Mercruiser 140 HP

    I have 700 hours on a 1980 model Mercruiser 140 hp sterndrive. Engine tuned up about 20 hours ago starts and runs good in most rpm transitions. <br /><br />Starts well, accelerate well during moderate throttle transition, but when pulling a skier up or just doing a hole shot with operator and...
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