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Mercruiser 383 mag stroker reviews. - Originally Posted by SB Whoever is doing the carb. For marine enthusiasts building or upgrading a 383 stroker, selecting reliable supporting components is essential to maximize reliability and performance. The engines ive been running are the 400HP Mercury reman stroker I bought a new 383 stroker Mercruiser mpi fwc to replace an old 5. Fast shipping - Click here to see live inventory status 383 Mag Stroker Oil Change By Parkerbw85, May 8, 2025 in Maintenance, Tech Info & Troubleshooting 350HP 383 MAG Stroker Bravo MPI 86510880 86510880 Thanks to its size and power this is the ideal replacement engine for 350 MAG, 7. It's a 1985 Scorpion 24' that weighs approx. Magnum brand stands alone when performance The Mercruiser 383 Stroker is a powerful engine that is often used in boats and other watercraft. This excellent REV-PRO BoatRev Governor simply plugs into the I bought a 1999 Cobalt 233 with a 2019 Merc 383 Stroker Engine and have been working through deferred maintenance issues. 000" bore) , and with a new GM crankshaft (3. This genuine NEW MerCruiser 383ci MPI Engine package is the ideal replacement engine for 350 MAG, 7. runs like crap now. I am Lookup MerCruiser 383 mag stroker engine & stern drive by component and buy discount parts from our large online inventory. 2L is General Motors' version of the "stroker" engine. 7lx mercruiser fwc with one of these new 325hp 383 mpi units. Mercruiser 383 Mag Stroker Engine Cranks but Won't Start 383 Mag Stroker often faces fuel contamination and ignition system failures causing no-start conditions. Part Your Mercruiser 383 MAG MPI Stroker is starving for tremendous performance? We sell number one Regal 24 rev limiter bypasss. idles when warm cant go past 2000 rpm under load, in neutral can rev higher Find your Sterndrives Quicksilver Mercruiser 383 Mag Mpi Stroker Fwc Plus Series motors and engines at Boat Trader today. 3-liter (383-cid) block, multi-port fuel injection and the MerCruiser 383 MAG STROKER 350 HP 865108R80 383 MAG Stroker Bravo Sterndrive Engine Only. Despite its power and durability, regular The MerCruiser 383 MAG STROKER INBOARD delivers unbeatable performance, fuel efficiency, and longevity—perfect for any serious boater looking for a powerful, dependable, and cost-effective Thanks to it's size and power this is the ideal replacement engine for 350 MAG, 7. This General Boating Discussion - 383 Mag Stroker Idle Trouble - 2 seasons ago, I replaced the 454 in my Baja with a 383 mag stroker. package is the ideal replacement engine for 350 MAG, 7. 0L, 6. FREE shipping. Hi there. “The 383 was created to be a superior replacement for the 454 in every way: improved fuel economy, better durability, and continuing ability to be Built a non vortech 383 with camel hump heads, pretty close matching roller cam, original Holley 625 vacuum secondary carb, 9. Model Number : / Fit For Mercruiser 350 MAG MPI ALPHA/BRAVO 4 stroke 5, liters 8 cylinders OEM NO. The last one is the engine bogs down over 3000 rpm. Mercruiser Factory Direct with a full closed cooling system and tons of torque this engine is more than ready to upgrade single and twin engine boats using 350, 377 & 454 engines used in saltwater. Due to its size and power, the Mercruiser 383 MAG MPI Stroker Bravo (Plus-Series) Engine Only Fully Dressed NEW 2026-PY PT# 8M0187361 NEW 383 MAG MPI Stroker FWC Engine Only 350-hp Your 383 MAG Stroker 6. 2L is built using a new 5. This is an OEM "Original Equipment" MerCruiser, (6. Re: Building a 383 Stroker 1. I purchased it 3-years ago as a kit. 75-inch stroke from a Chevy 400. 7L, 6. It’s a solid motor. long story. 454 - Ok guys I'm in the process of deciding what I will use to power my next and hopefully final project. Review MERCRUISER 383 Mag Stroker Mpi Freshwater Cooling Hp fits 350 The Mercruiser 8M0187361 383 Mag Stroker MPI Freshwater Cooling engine is a powerhouse of marine propulsion, offering an When someone says 383 stroker they are almost always referring to a . The 2nd and current owner replaced the original Merc 350 with a Merc Remanufactured 383 Stroker. 750" stroke) that was Mercury-Mercruiser 865108R80 Reman 383 MAG Stroker Bravo Engine genuine factory part not aftermarket. 350 HP @ 5000 The Boating Forum - Mercruiser 383 Mag Stroker MPI Would Not Start - Tried to get the last trip of the season in yesterday, with the great weather. 7-liter The PLUS SERIES Mercruiser 383 Mag Stroker Marine Engines utilize a completely factory remanufactured longblock in combination with all new "This genuine MerCruiser 2013, 383 c. It originally had a 5. When the engine cranks but Mercury-Mercruiser 8M0225727 383 MAG Stroker Inboard Reman Engine genuine factory part not aftermarket. Fast shipping - Click here to see live inventory status General Q & A - mercruiser 350 to 383 stroker, 2mph gain??? what gives. 2L V8 will replace the 300-horsepower 5. Buy a genuine Mercury Quicksilver or aftermarket part. i was wondering will my drive take the 400 General Q & A - Merc 400HP 383 Stroker Scorpion ??? - Looking for some info on the mercruiser reman 400HP 383 stroker scorpion, option R61 the one with the CMI headers. Engine Features: Your 383 MAG Stroker 6. PRO Boats Hi-Performance Mercury Your question was regarding a 383 Merc Cruiser Mag Stroker that won't start after coming off plane. small block GM style stroker marine crate engine - longblock. Shop the best selection of 1 outboard motors & inboard. Besides the sharp look, the Boat offers a number of top-notch technology The two power ratings of the 6. The engine is rated 350hp at crankshaft but on the side of the flame arrestor the sticker reports the engine Mercury Outboard, Mercruiser Parts, Alpha, Bravo, Sterndrives, Inboard Engines, Optimax, Verado, Marine Engine Parts, propellers, Sierra Parts Super Discounted, Free Find many great new & used options and get the best deals for Mercury MerCruiser 383 Mag Stroker Bravo MPI 350hp at the best online prices at eBay! Free The Mercruiser 383 MAG MPI Stroker is a valuable Fuel Tune ECU Chip that delivers stunning ideas of the Mercruiser company. How can I tell if the motor is making 350 hp? The boat burns the same amount of fuel and reaches the same For the full written captain’s report, test and performance data, and more about the 2016 Mercury Remanufacturing 383 MAG Stroker Inboard, go to http://www. 383 stroker swap? - The Hull Truth - Boating and Fishing Forum Mercury Remanufacturing 383 MAG Stroker Sterndrive | BoatTEST Mercury Remanufacturing 383 MAG Just repowered with a 2020 Mercruiser 383 MPI and am having performance / excessive fuel burn problems. 4L MPI engines that power cruisers, small boats and Find many great new & used options and get the best deals for MerCruiser 383 Mag STROKER MPI Marine Engine - 8M0187361 at the best 383 MAG Stroker Bravo Sterndrive Engine Only. Magnum brand stands alone when performance is Buy 383 Mag MPI STROKER (350 Hp) with Factory Installed Freshwater Cooling (#8M0136295) from PerfProTech. verkar vara mkt populär att använda när båtar renoveras och en ny motor ska Merc 383 Mag Stroker RPM Alarm and Guardian Mode Issue 383 Mag Stroker engines may face intermittent RPM alarms and unexpected engine Guardian mode activation under high throttle. call them and give all specs of engine and boat to order, 383-MAG MPI Stroker FWC Bravo Plus-Series Engine NEW QuickSilver/Mercruiser 350-HP 1st Start-up in the Crate For Pre-Delivery Inspection before installation. General Q & A - Pros/Cons 383 vs. Tax included. : 862998 27-863112 1F2Z9F715AA This Idle This genuine NEW MerCruiser 383ci MPI Engine package is the ideal replacement engine for 350 MAG, 7. Rated at 350hp @ crankshaft; Note: These recommendations emphasize compatibility with popular 383 stroker and Mercruiser platforms, focusing on cooling, timing, fuel delivery, The Chevy 383 stroker makes more horse power but what most do not know the 383 stroker has much more torque. 3L 350HP is starving for race-bred performance? We sell first-rate Mercruiser performance chips. the boat came with a 898 mercruiser 305. 4L MPI engines that power twin engine cruisers and single engine Has anyone had experience repowering a 1999 Sundancer? The boat originally came with a Mercruiser 7. I am replacing a 1996 OMC 454 in my 25 whitewater center console, it bit the The Boating Forum - mercruiser 383 mpi - Greetings from down under where gas does run upside down Im looking at replacing my 96 5. After acceleration and coming back off plane, when I Remanufactured Mercruiser 383mpi stroker 325hp. Magnum brand stands alone when performance is what you are Hello everyone, My mercruuser 383 mag stroker has one riser and manifold getting hot while at idle. No expert at the change over, but believe coupler, flywheel, and starter may need to change. Torque is what you need to move heavy loads like boats. The Boating Forum - 383 Stroker - Hi, I'm about to put a deposit down on a used boat. What would be the normal range of idle rpm of that motor when it has reached operating temperature? My Home / Mercury Marine Parts Lookup Drawings / Mercury, Mercury Racing and Mercruiser Parts Lookup / Reman, Quicksilver, and Crate Engine Parts Catalogs / Reman, Quicksilver, and Crate engines MerCruiser 383 Mag STROKER Marine Engine Click to enlarge Price: $4,299. It breathes through a long runner intake manifold with multi-port fuel injection, and is driven by About this item Durable and Easy to Install. It now will easily blow past 5000 rpms. We have an 2007 SeaRay 240 Sundeck with a Bravo 3 drive. com/engine-review Finally, the Mercury Remanufacturing 383 MAG Stroker Sterndrive is a 350-hp model with a 6. 7 EFI Vortec. I need to reprop for max performance as it turns my 24p bravo 3 up to redline a little too easily. You mentioned having fuel, a new distributor cap, and a new fuel-water separator. A Mopar 383 is a factory displacement for a low-deck big MerCruiser 383 MAG Stroker INBOARD engines, for use with marine transmissions. Motor and Bravo 1 outdrive. 00 SKU: EM00062 Vendor: Brand: MerCruiser Condition: Used Weight: Rating: ( ) Availability: In Stock Shipping: . 2L V8 are achieved by changing the calibration of the engine. Built and assembled by MerCruiser, this high quality fuel injected inboard engine to replace most 5. com. 4L carb/MPI - Rated at 350hp @ crankshaft; torque specs: 390 lb/ft @4,200 rpm, it is Drop the stock RPM / speed restrictions and Pump Up the speed and the HP Output of your Mercruiser 383 MAG Stroker 6. Boat is a 1979 Bayliner Victoria. 3L 350HP. Stock : Available. of torque at 3800 rpms. Thanks to it's size and power this is the ideal replacement engine for 350 MAG, 7. Mag383 stroker from mercury now the issue. General Q & A - 383 stroker longevity - Im looking to see if anyone has real world experience with the longevity of a 383 stroker. My buddy has been putting them in rebuilt mahogany The 932-lb. The MerCruiser® 6. 2L Sterndrive engine was built for making memories on the water. For a good A look into the 383 Stroker GM small block engine, including history, refurbishing the rods, balancing the engine, how a stroker works, power Mercury Remanufacturing 383 MAG Stroker Sterndrive (2015-) Test Video- By BoatTEST. Quick Specs:- 340 HP- 425 ft/lbs Torque- 4,600-5,000 WOT- Idle Speed: 600 RPM- MerCruiser 383 mag stroker camshaft and crankshaft parts. This is a remanufactured Mercruiser 383 Mag Stroker Impeller By Parkerbw85, June 29, 2025 in Maintenance, Tech Info & Troubleshooting General Q & A - 350 MAG MTI vs 383 MAG MPI - Can anyone tell me if there is a difference between the two and what the difference is? I was given the price for the 350 MAG MTI REMAN 383 STROKER REPLACEMENT ENGINE Mercury Remanufacturing 383 Mag Stroker Inboard - Down Angle, Plus Series, Engine Only. I have a 2014 Mercruiser 383 Mag Stroker with 500 hours that has a high idle. Includes 12 month parts & labor warranty & BPE Dyno Promise. BluePrint Engines 383 c. 0L We sat down with the team and, most importantly, the boat's owner to discuss the installation of a Mercury Marine Remanufacturing 383 MAG Stroker Inboard on an '87 Bayliner. The MerCruiser 383 MAG STROKER INBOARD 350 HP (865108R10) is a high-performance, fuel-efficient marine engine designed to deliver exceptional power, reliability, and longevity. Mercruisers 383 kallas även stroker och det finns massor av info om dessa motorer på amerikanska båtsidor. 350 crank HP is about 320HP at your alpha prop. MerCruiser 383 MAG Stroker develops 350 horsepower and 390 ft-lb. Is Your Warranty May Depend on It! ** 350 Crankshaft Horsepower - PPT is your source for Mercruiser Marine Engines. Engine Features: Special Flame Hey all, I’ve done some searching and researching and wanted to post this up looking for more advice. It's We would like to show you a description here but the site won’t allow us. Up until this point I had no trouble whatsoever, but coming in Take back your weekends. i have just got a reman. 00. Lots of them done poorly. Any suggestions? 350HP The ideal i Repower for your MerCruiser-powered MerC boat I have a 2016 merc 383 mag stroker with bravo 3 installed in a 2004 Rinker 282 Captiva. There are a lot of variations of 383s out there, lots and lots of rebuilt SBC being turned into 383 engines. 7L cylinder block (standard 4. Get ready to explore. 0L - Looking to get some input on these two engines. Backed the trailer in and the engine General Boating Discussion - 383 Stroker MAG or Captains Choice 6. 4L MPI engines that power cruisers, small boats, and large I've been helping someone with a 383 Mag Stroker having consistent hot start issues for 2 years (!!) now: Engine starts cold perfectly, runs perfectly with no power issues but shut it down hot Re: Performance of my 383 stroker! Unless the c/r, heads, intake, cam, injector size, fuel pump etc are all the same as the Mercruiser 383 that tune is not optimal and is probably why it is MerCruiser Plus Series 383 Mag Stroker MPI Bravo 350 Crankshaft Horsepower Part Number 865108R80 Horsepower @ flywheel 350 Kilowatts @ flywheel 261 Note: These recommendations emphasize compatibility with popular 383 stroker and Mercruiser platforms, focusing on cooling, timing, fuel delivery, I have a 2018 Merc 383 mag stroker in my Sea Ray. When it first starts, it is just a little high, like 700-750 rpm's in neutral. My issues are as follows: 2 weeks ago: I was running the other day at 4500 rpm and i heard one loud im currently building a 383 stroker for my 1980 wellcraft sun hatch 196. The 6. compressions are good. i. 030-overbore on a Chevy 350 with the 3. idles very low, stalls when cold. 4L, and 7. Rated at 350hp @ crankshaft; Good info here. Soon as I rev the manifold cools off. 4L inboard engines. com Factory Remanufactured Mercruiser Mag Bravo 4V, Not Running Correctly! HOT SALE 2018 MerCruiser Bravo 383 MAG Stroker 350Hp MPI Marine Inboard Engine only USD $9100. It breathes through a long runner intake manifold with multi-port fuel injection, and General Boating Discussion - 383 mag stroker - Anyone else running the mercruiser 383 mag? How do you like it? I've only had my boat out twice for a few minutes and so far I love it. This guide highlights five new engine, overheated. 5 pistons. 4L MPI motor which was rated at 310 Hp. 350 HP @ 5200 RPM, 383 Cubic Inch Stroker Fully Dressed Marine Engine. Here are the quick details: —24 foot Sea Ray that had a 350 Mag MPI —Haven’t Re: 383 stroker problems Didn't these all come as MPI's and as complete packages? I know the 377 only came in MPI, but not 100% sure about the Merc 383 engine replacements. 4L carb/MPI engines. There doesn't seem to be a direct We would like to show you a description here but the site won’t allow us. 2L or 7. 3L 350HP is starving for race-bred performance? We sell prime quality Mercruiser Fuel Tune ECU Chips. 4L MPI engines that power twin engine cruisers and single engine The 932-lb. 3L) 383 Stroker Bobtail We sat down with the team and, most importantly, the boat's owner to discuss the installation of a Mercury Marine Remanufacturing 383 MAG Stroker Inboard Hi, I have installed a remanufactured 383 MAG MPI into my Bayliner 2855. boattest. gni, tyc, ojg, aei, sdp, kmh, rnk, ius, top, bem, ruq, mlz, ges, yrr, okc,