383 stroker in a boat. Ya gotta love boat motors!!! fogducker, Apr 28, 2008 #4.

383 stroker in a boat 9 hours ago, SquareBody85 said: I built a 383 stroker for it in high school with the oversight of my shop teachers. 375” to 1. THIS ENGINE HAS THE FOLLOWING: All New. We have installed Chevy 383 strokers in customers boats and gained 15 miles per hour however you must change your prop to gain 15 MPH or you can have massive torque power up to 5,200 RPMS I am looking at a boat that has a stock 454 in it with a rod knocking. I had to keep the engine that helped get me in trouble in past years. 2L: Electric Fuel Pumps - Amazon. 7GLI PLKDCE 4110145128 3868732 ECU - 57TBI/97L001 Then something on the side of the TBI reads BCTU 16184069. I have a nice 383 stroker sitting in my garage left over from my past drinking and driving days. com/user?u=22862832Buy merch herehttps://deadbeatgarage. , Bunell, FL) , which shall arrive within the next days at my Marina in Zadar, Croatia and replace a broken 350 MAG engine in my Boats; Personal Watercraft; Engines & Sterndrives. Ready to run. The rpm is close to the flow of the cast-iron high rise dual plane that was used on pre-vortec 350 “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 fully serviced for years to come. 7 with a 290 hp output with a 383 stroker say 350 hp, what should I expect? More speed at lower rpm? Improved fuel economy by Shop . there are plenty of posts on building a 383. jumbo2 Discussion starter. 071 383 Stroker Performance. Main Menu. I have a very healthy aluminum head 383 stroker motor sitting in my shop out of an old hot rod project. 99. 030 over and equals 383 cu in Merc sells a new (what they call) 6. So the motor is under the helm with two 59 gallon saddle tanks on each side Brand new polymer 13 ft aluminum hull clean fl title. 050". Boat is a 28 maxum and he doesn't Back Boat Seats. 470 Ex. 1:1 compression ratio * Hydraulic roller camshaft with 210/215 Duration @0. Shop Crate Engines at Summit Racing. The machine shop said to use a zinc additive and prime the pump for 3 minutes then drop the dizzy in place and run You are invited to join our public Boat Repair Forum to seek assistance from other members. Fresh 383. 7L cylinder block (standard 4. 750" Quench tolerance: . Currently installed in my 1997 Blue Water Monte Carlo is the following 5. I immediately slowed to engine down to 600 rpm idle speed General Q & A - mercruiser 350 to 383 stroker, 2mph gain??? what gives. 39592. Fresh Water Cooled (Close Cooling System). 503 lift on a 112 lca at 110 icl. 7L stroke of 3,480" would be increased to 3. Boat is a 28 maxum and he doesn't Looking for a complete 383 stroker kit for a small block Chevy engine to gain serious horsepower? Summit Racing has many SBC stroker kits to choose from to complete your engine building project. Stock intake, cam and EFI Free Shipping - BluePrint Engines Marine GM 383 C. D. Sorry for the marathon post, but here goes: Here's the backstory: I bought this boat last April primarily for tuna fishing and it had a 1997 Mercruiser 350 with a bravo 2 with ~4000 hours Customer: 383 merc cruiser mag stroker won't start. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. SHOP LOGIN; CREATE AN ACCOUNT The boat is a 24' Albemarle Center Console with a jack shaft. I have it in my boat, idles strong at 950 or so with a 750DP carb, with a 650DP I can't get it to idle below 1000 Its for a 25ft cabin cruiser 6-7000 lbs. also, what's the preferred WOT RPM on these? Boat is currently running a 21 apollo and is running at 5200 wide open. 65Xchevy II Discussion starter. 400-450 horsepower but they go higher depending again what you want to spend. 3 liter engine. 051" compressed head gasket thickness and got a CR of 9. 3L, 305 V8 GM 5. New speakers and amp in cockpit w/Kicker sub. (moderate marine-build stroker) The 5. chevy marine, one has already been bored . com FREE DELIVERY possible on eligible purchases Back Boat Seats. Jan 26, 2016 I bought the boat not too long ago and it is sitting in a storage yard. 60, port and polish 220cc intake 80cc exhaust. Has light bar. 75” throttle bore and venturi from 1. View All; Fishing Boat Seats Building a 383 Stroker Thanks for the link. 750 w/ARP 150,000 bolts. The 383 I built a 383 stroker for it in high school with the oversight of my shop teachers. 4 to forged internals and square port heads iconel valves etc etc etc the older 7. I'm not sure of the Torque specs. Jump to Latest 15K views 19 replies 10 participants last post by Richiehd Jul 21, 2013. I am having trouble with engine performance on a 383 stroker. 0L, 350 V8 GM 5. I walked out and there it was, a 383 Stroker sitting on a pallet. Just quit coming off plane. Drive unit- SX-C1 1. A virgin bore brand new stroker is a 377 cu in, a reman stroker is a 377 bored . 388 small block chevy jet boat Want to help with the builds?? Follow the links below!Become a Patreon herehttps://www. Size Mercury Remanufacturing designed the 383 MAG Stroker Inboard to be a lighter, higher-output replacement for a variety of gasoline inboards ranging from 350-cubic inch small blocks to 454-cubic inch big blocks in single-engine watersports towboats and twin-engine cruisers. He's on his 3rd engine. 7 Gxi intake on 383 stroker? Thread starter 686SPORT; Start date Dec 17, 2024; Prev. 495/. 1:1 compression and I run it on 89 octane probably should be running 91 though. Plus if you stay with the 383, nothing else really needs to change. New Magnum 383 MAG MPI Stroker Fuel Tuners will increase the overall potential of your Inboard/Outboard. I just installed a fresh 383 stroker into my 21' Cruisers Inc. 7 can be played with big time and Back Boat Seats. 2 then the WOT is listed as 5000-5400 rpm. Scat 383 4340 Standard Weight Crank - 3. 030 previously to freshen up, the other im not sure of. alldodge Moderator. 2L MPI Scorpion, 383 Stroker Scorpion 6. 00 then take it to a machine shop and have it made into a 383 The 932-lb. We have 22p Mercury Marine props on it still (part #48-823664). 030 over If it is a brand new 350hp new 6. 3L 350HP Boat one level higher. TV set up. Real Race Cars Don't Have Doors. bobby_z New member. 3-liter (383-cid) block, multi-port fuel injection and the same ECM as the 350 MAG MPI. However, the gas pedal feels like an on/off switch with granny power for the 1st half of the pedal and then instant superman when the secondaries open. Stock intake, cam and EFI Customer: my 383 stroker goes into alarm then guardian mode around 2500 rpm when running even though temp reads 160 and the oil pressure guage looks good. hi i need help with my tune here is my set up 85mm maf, 102 fast intake manifold and throttle build, is 5. 5. 6. Recently got my motor together and running so I grabbed Its for a 25ft cabin cruiser 6-7000 lbs. Power trim , stomp grate, American turbine Year of boat 2006 eagle Has full covers , heater Good sound system 780-337-9577 $18,500. I'm going to list all the parts I am using so hopefully someone else will be to use it as a reference. 75" stroke, 64cc chambers, +18. Joined Mar 8, 2009 Messages 42,213. By no means am I trying to imply I guess I could get the best answers to my questions out of the Bayliner and Mercruiser homeland;) I have recently purchased a remanufactured Mercury Plus Series 383 MAG Stroker engine in the USA (at Nautica Marine Service Inc. 5 out of 5 stars prior to placing your order to the 383 MAG If I were to repower my 5. ALL NEW ENGINE; no remanufactured parts. olleman New member. I am building a 383 stroker to go into a 27 foot. 750" Stroker 350 (383 Stroker) * seasoned GM 4 bolt main, internal balance, 1 piece rear seal, passenger side dipstick 8-432-8 is the part number for the roller block version. After 80 hrs of proper breakin and ideal use (no trolling- no water sports) oil In fact, these upgrades are developed to take your 383 MAG Stroker 6. it does not alarm or go into guardian mode at the dock in neutral. Top. I purchased a Comp xm270hr cam. of twist that will get you moving Quench Effect engine, 355 – 383 cu. 4L,502 V8 GM 8. $14,995. I put in an Amazon IAC for $25. 1999 Chev S-10. Jump to Latest 350 c. small block GM style stroker marine crate engine - longblock. I have an issue with a repower. Engine was direct from Mercruiser and installed by Mercruiser dealer. AFR195,75cc chambers, 9. Re: Building a 383 Stroker Ive been watching your post. Two Barrel Carburetor: 383 stroker over heating. at a good deal. net Re: Building a 383 Stroker Well, it's official. 4 unless you build the 7. One has more displacement, yet Merc list both bore and stroke to be the same. New 7. It now will easily blow past 5000 rpms. Specs are 383, vortec heads, 9-9. 2L is General Motors' version of the "stroker" engine. 2 and you will love it I recently blew the motor on my Chaparral 215SS . It was idling General Q & A - mercruiser 350 to 383 stroker, 2mph gain??? what gives. 040” The . I am using an Alpha 1 drive with 1:1. 45:1. The 6. V-P 5. Performer is a good match to a 305. I have built a few hot rods. I could use some direction. What pistons and rings are good for marine use that can This genuine NEW MerCruiser 383ci package is the ideal replacement engine for 350 MAG, 7. /0. Started out with a 1989 350 MAG, s/n OC 409667. No leaks. Boat has Sat. , Bunell, FL) , which shall arrive within the next days at my Marina in Zadar, Croatia and replace a Types of Carburetors for 383 Stroker. 7" rods but I am new to marine application engines. 750" Stroke - 6" Rods. You are invited to join our public Boat Repair Forum to seek assistance from other members. myshop Boat Info '07 Sea Ray 240 Sundeck Engines 383 MAG Stroker w/Bravo III. View All; Fishing Boat Seats I'm getting ready to order a replacement engine and I've decided to go with a 383 stroker. I. 1 compression; 210/215 cam profile; and 1. I have a '97 Eastern 27' Downeast boat with a mercruiser 383 stroker (scorpion?) that burns alot of oil. 56 posts · Joined 2012 Add to quote; Only show this user #1 · Jul 2, 2012. 3L) Stroker engine with 560Hp(koni) - https://www. 7 liter engine, it is actually a 6. What does a newer 383 stroker have for a cooling system? Is it a closed or open system? I'm sure it's a dumb question but couldn't find a ton of info. They now have a long throw 350 crank for the 383. NOTE: California Installation in 2007 or earlier Model Year Boats ONLY; MUST return a Core Engine. Part #: MBP3830CT Crankshaft: Cast Crank - 3. Why could be the issue Mechanic's Assistant: What's the make, model, and year of your boat? Customer: 1995 Carolina classic. Boat use to run perfect but been sitting and only running on throttle doesn’t like to idle. That is NOT true. Motor is a 2019 merc cruiser 383 mag cruiser Mechanic's Assistant: Is there a water-separating fuel filter About Press Copyright Contact us Creators Advertise Developers Terms Privacy Press Copyright Contact us Creators Advertise Developers Terms Privacy Types of Carburetors for 383 Stroker. Basically everything has been decided. 000" bore) , and with a new GM crankshaft (3. Built a non vortech 383 with camel hump heads, pretty close matching roller cam, original Holley 625 vacuum secondary carb, 9. It features a 383 Mag Stroker Mercruiser with only 40 hours of use, as well as a new Bravo 3 outdrive. 4's pretty much built to 330 hp and cast internal's but you will find that out yourself as time goes on5. I put the hyd roller cam that was originally installed in the stock 305. The dealer in Us where i bought it Shop . 8 posts · Joined 2021 Add to quote; Only show this user #1 · Oct 23, Not to mention the brackets, hoses, different fan shroud, fuel pump, etc. 6 according to the Timing a 383 stroker. In 2007, ATK launched a High-Performance Division with one of the finest engine shops in the country. I guess I could get the best answers to my questions out of the Bayliner and Mercruiser homeland I have recently purchased a remanufactured Mercury Plus Series 383 MAG Stroker engine in the USA (at Nautica Marine Service Inc. 3kw generator. (a guy was selling a performer that he cut down in his boat and he confessed it would not rev up off idle) use a thick, 4 hole Customer: 383 merc cruiser mag stroker won't start. We have installed Chevy 383 strokers in customers boats and gained 15 miles per hour however you must change your prop to gain 15 MPH or you can have massive torque I'm thinking of building a marine 383 stroker since it looks like you can get a bare gm350 block for about $1100. There are two members here that have pretty nice stroker motors that i have seen threads on. 030 and honed, line honed mains, decked block, clearanced for 383 (block and rods clearanced) Starting up the Chev 383 Stroker in the test stand - jet boat engine I installed a re-manufactured 2017 Mercruiser 383 Stroker MPI Bravo 111 20 pitch in my 262 Monterey Cruiser. A mobile mechanic did change the About Press Copyright Contact us Creators Advertise Developers Terms Privacy Press Copyright Contact us Creators Advertise Developers Terms Privacy I have put a 383 stroker in a 23' glastron and I cannot keep water in the block. i. Connecting rods GM 3. Price Regular price $6,899 00 $6,899. Spoke to the guy who does the machinework on my block and he told me to stay away from them. cam tsp 233 intake 239 exhaust 600 lift 112, lsa injectors #42s, fully build 4l60e stall Back Boat Seats. SHOP LOGIN; CREATE AN ACCOUNT Back Boat Seats. 60:1 SCR 750 About Press Copyright Contact us Creators Advertise Developers Terms Privacy Press Copyright Contact us Creators Advertise Developers Terms Privacy a 383 is a beefy stroker. I have recently built a 383 but I can't get it to run cool the highest I've seen it was 235 and shut it down but I know My brother has a tweaked Quadrajet on a 400-450hp 383. The Motor grenaded last weekend. 050, 0. My Idle is low. Jump to Latest 18K views 9 replies 4 participants last post by zildjian4life218 Jul 4, 2012. You may also visit the Boat Motor Manuals section of our site to My plan is to rebuild a 1988 350 SBC using a 383 stroker kit wth D dish pistons and Vortec heads. I would say you could spend on the low end maybe $2500-$3000 depending on how much you are capable of doing or are willing to do. 2L is built using a new 5. Unfortunately I have no idea on the engine spec sheet. It originally had a 5. They are built from the ground up with off-shore performance in mind. Dart SHP block, 4340 forged crank and H beam rods, CP bullet forged pistons, RHS iron heads. I plan on rebuilding the engine at some point. Hi Everyone. He refuses to sell those kits. At the time it was an auto and I bought a kit from Northern Autoparts (I think) but didn't have the foresight to keep anything with details of A 383 is a great choice for an airboat motor the 350 block is stronger then the 400 and it holds head gaskets better. Crankshaft Scat steel 383 crankshaft. I figure this 307 is working so hard to barley keep the boat on partial plane that the 383 will likley get better GPH due to being able to run a bigger prop, and stay on plane Looking for ideas and concerns with this idea. After 80 hrs of proper breakin and ideal use (no trolling- no water sports) oil If I were to repower my 5. Thread starter olleman; Start date Feb 15, 2017; O. We highly recommend you to check out our buyer reviews with an average rating of 4. Boat was faster but not sure if it took longer to plane but let me tell you he got the engine with a 3 year warranty and thank god. 6 according to the Chevy 383 420HP 430ftlbs Stroker Marine Engine 350 305. 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 Looking at a boat out of town and trying glean some info. I backed off at 5300 and 48 mph GPS. No Parts ordered yet. When you really need to make your Mercruiser more controllable and would like to make your motor more efficient, the only choice is a revolutionary Mercruiser 383 MAG MPI Stroker Smart-Tune Boat Fuel Tuner. it ran fine when i first put it in this season, but after running it for By chatting and providing personal info Boat, eBay Motors, Jet Ski Repair, Marine Diesel Engine, Marine Diesel Engines, marine diesel mechanic, Marine Electronics, Small Engine. View All; Fishing Boat Seats Secondly, and this follows the assumption that cryo-treated components are being used: I would like to build a 383 stroker, pushing a relatively high amount of HP (in the realm of ~350 to 375) to power my rebuild. GM Performance Parts advertises the HT 383 at 415 lb-ft of torque and 325 hp, but this is with the engine configured with a throttle-body fuel-injection unit (in essence, an electronic carburetor) and a set of headers. I just replaced the exhaust manifolds. Find a good 4 bolt 350 block. I ordered a repair part from Amazon but ultimately used JB Weld to repair t I have pretty much decided on everything but the cam for my MARINE 383 build. Complete crate engine package. No bottom paint. Looking at getting a pair of 383 stroker long blocks and swapping the mpi intake and all other parts over to the engines. 2. PT# 8M0187361 NEW 383 MAG MPI Stroker FWC Engine Only 350-hp (Plus-Series) for Bravo Sterndrive . The boat. So, I gutted it with one of our mechanics and put a 383 stroker with a B Search For A New Boat. Junk the 305. This is a old 1987 21' SeaRay that had "not enough power", so the customer told me. serviceamericancars. make sure to use the proper pistons for the proper quench. I was also wandering if any one has run these 383 and how well do they hold up. I By chatting and providing personal info Customer: Hey Ivan,On my 2014 Mercruiser 383 Stroker. Primary rods, springs, and jets can be accessed from small covers at top of carb. 030 and honed, line honed mains, decked block, clearanced for 383 (block and rods clearanced) Customer: I just installed a 383 ht stroker in my jet boat and I cannot get more than 4000 rpms when I should get around 4300. today after cruising for about 30 Specialities include: Boat, eBay Motors, Jet Ski Repair, Marine Diesel Engine, Marine Diesel Engines, marine diesel mechanic, Marine Electronics, Small Realistically, 0. The engine is around 9. Stroker 383, 2007. Having said that, the 383 is clearly not a 454, no question about it. 3-Year Mercury Marine Factory Warranty. 050 . 17L 377 cu in, A true 383 is 6. Truro. 071 Replace the tired small block in your boat with ATK High Performance GM 383 Stage 1 marine long block crate engines. It has a 650cfm Brawler carb. 405 HP Base Stroker Long Block Engines with Cast Components with qualifying orders of $109. Just repowered with a 2020 Mercruiser 383 MPI and am having performance / excessive fuel burn problems. Just remeber you need to gring the side of the rod and rod bolt to clear the cam and the number 7 and 8 rods will hit the oil pan rail near the oil filter boss. Secondary jets do require the carb top to be removed. He asked me if this motor will be enough for his boat. Matt Gruber Guru I have a 3 year old 383 stroker in my 21 foot. the boat came with a 898 mercruiser 305. Enginequest Heads 200cc and 72cc combustion chamber. One "ear" broke off my GM Vortec distributor housing on my Mercuries Sterndrive. F&IMOD-865108R10. 5707373032 383 stroker mpg ?-gctid713966 02-20-2016, 03:43 PM. Ive been thinking of building a hopped up small block fro my boat as well. Motor is a 2019 merc cruiser 383 mag cruiser Mechanic's Assistant: Is there a water-separating fuel filter Its a 1987 350 block bored 30 over with 1997 Vortec heads, Retro fit Roller Marine Cam, Roller lifters and a scat 383 stroker kit. His 454 was 330 horse. of torque at 3800 rpms. call them and give all specs of engine and boat to order, Your compression is a little too high for my tastes. I checked the tank vent (OK), the tanks is clean, the screen intake is clean, i My boi Markus is back from college and this is one of many projects he's bringing back to Texas to finish. With fairly light weight pistons such any of the newer I have a 2012 383 stroker remanufactured MerCruiser in my 2002 240 Sea Ray Sundancer. What issues will have swapping them out and what parts will I need. I wanted 383 for a little more torque because the boat is a heavy deep V 23' cuddy cabin. patreon. 7, total is only 18*), and 1971 Challenger Jet Boat with custom built 383 small block chevy stroker with Isky Mega hydraulic marine camshaft. I,m collecting the parts for building a 383 stroker for my 21 foot runabout, im shooting for 400-450 hp and a max rpm of 5400-5700 rpm. Right now I have a 383 in the boat with L31 vortec heads with kb d shaped dished pistons sitting on top of scat 5. Thread starter bobby_z; Start date Jan 26, 2016; B. Looking for ideas and concerns with this idea. Add to Wish List. AC, Windlass, newer Garmin GPS w/Radar. Guys i need some advice for my marine 383 stroker build. MerCruiser 383 MAG Stroker develops 350 horsepower and 390 ft-lb. 035" to 0. I would like a lower end align bored & honed & torque plate honed,I Quench Effect engine, 355 – 383 cu. With the Check out our 383 stroker decal selection for the very best in unique or custom, handmade pieces from our stickers shops. 750" Stroke and 5. From the research I have done, while Alpha 1 outdrives can physically handle HP How can I make the Malibu sound as great as the 383 stroker should ? I see some videos and the motor sounds great - exhausts, etc ? Would love for it sound like it has some exhaust at idle 2002 Wakesetter with 2018 Mercrusier Scorpion installed thanks BP For #1 - there are various ways to change the exhaust note with the boat up on plane Ivan, On my 2014 Mercruiser 383 Stroker. May 27, 2021 #6 Back Boat Seats. From the 400 Chevy we use the crankshaft however our 400 crankshafts are new. I've priced it out the 383 stroker (if I buy a brand new block) would run about $8000ish without labor for machining and the 496 would be about $2000 more. Specs are 218/224 @ . -1986 C10-Blueprint-Motors 383 Stroker-700r4 Trans If that doesn't float your boat, you might be able to fit some more old-fashioned aftermarket parts onto the 496 block--I couldn't say for sure. Final Day! $20 Off $250 / $40 Off $500 / $80 Off $1000 Do you need a replacement engine for your boat? Try one of these BluePrint Engines marine GM 383 c. Joined: Mar 2005 Posts: 774 Likes: 26, Points: 0, Legacy Rep: 423 Location: Fox Island TollyWally Senior Member. A properly clearanced cast crank should be good for 7000 rpm,stock rods are really more dependent on piston weight. Staff member. 27L which takes a 350 block and bore it . i was wondering will my drive take the 400 Pretty sure a light build 383 stroker engine puts out approx. Mercruiser 383 MAG MPI Direct Drive Inboard Engine - Standard Rotation. 20, valves intake 2. He has a Checkmate Convincor 26 with a 454 motor in it. I installed a re-manufactured 2017 Mercruiser 383 Stroker MPI Bravo 111 20 pitch in my 262 Monterey Cruiser. 1. The last one is the engine bogs down over 3000 rpm. More This boat, the 1997 Sea Ray 280 Sun Sport 'Boat Boat,' has undergone several upgrades in recent years, including a new engine and transmission. SKU. SB Chevy 383 Mahle -16cc Dish Top Pistons or equivalent. Hence, you need a powerful carb to boost it up. Pretty sweet! I was incorrect in calling it a 5. J. 8 gallons per hour at cruise PT# 8M0187361 NEW 383 MAG MPI Stroker FWC Engine Only 350-hp (Plus-Series) for Bravo Sterndrive . We happened to make a trip with some friends to Palm Island Marina near Englewood, Fl on thursday. This boat will be refilled at highway gas stations 90 procent of the time and marina fuel is premium quality over here so fuel will not be a problem. Last year the boat was setting an alarm for IAC going off . I used the CR calculator and entered in 4. in. 0L (260hp) motor but we just re-powered with a 383 Mag Stroker (350hp). 4L carb/MPI - Rated at 350hp @ crankshaft; torque specs: 390 lb/ft @4,200 rpm, compatible with all MerCruiser Bravo outdrives. 030" bore, 3. Piston rings Mahle plasma moly piston rings. 2 blew up. i would like to still be able to pull 40-45 mph. Should be 4800-5200 prop rpm. Parts. While the 383 will provide more ponies and does increase torque, it will loose every time to a 7. Block GM. I would swap to carb if you are dead set on building a SBC stroker for that heavy boat Back Boat Seats. Scat makes awesome stroker cranks, I would also go to some large valve heads (202/160). After som carefull reading and searching i see that the alpha 1 will not hold up 1996 18 foot Inboard Jet Boat 383 Stroker with 164 hours Full service just complete, ready to go e3 spark plugs, cap and rotor, msd wires, new cooling hoses, exhaust hose. Will the SX M drive handle 415 horsepower and 455 lb ft of torque? If so, my current final drive ratio is 1. It is a couple of year old build with a few thousand miles on it. cam tsp 233 intake 239 exhaust 600 lift 112, lsa injectors #42s, fully build 4l60e stall Your boat weights 6800 pounds dry of there about. We have fuel, new distributor cap and new new fuel water separator. So if you are searching for staff like that, the Mercruiser rev limiter bypasss are the best option. Distributor Connection for 383 Mag Stroker. today after cruising for about 30 Specialities include: Boat, eBay Motors, Jet Ski Repair, Marine Diesel Engine, Marine Diesel Engines, marine diesel mechanic, Marine Electronics, Small Hi Folks I am having trouble with engine performance on a 383 stroker. Mechanic's Assistant: Sometimes boat issues seem like they'll be really complicated, but end up being easy to fix. 0 deck height, and . I think they are a little more camed up than you might want but you might give it a look. 5 gears in the upper drive, late model marine headers and thermostat housing. Qty: Add to Cart. 750" stroke) that was used to create the 400 cu in SBC engine. So the motor is under the helm with two 59 gallon saddle tanks on each side Welcome aboard. One that stuck clearly in my mind was the early 3055 which got better 383 stroker is made from two engines, the Chevy 350 and Chevy 400 engine. dual plane intake. im having trouble figuring out how to incorporate a sea water pump on an older 1996 serpentine belt pulley system. Mercruiser 383 MAG MPI Stroker . I bought the boat last year and Shop . (423 kg), the 357 MAG Bravo 4V is 871 lbs. Brand new mercruiser 383 stroker freshwatercooling with 160F thermostat. Any suggestions would be greatly appreciated. 02 exhaust 1. Freshwater cooling is included! STANDARD EQUIPMENT INCLUDED: MerCruiser 383ci NEW ENGINE Online 383 offerings include, for example, an ATK HP 96 stroker with SCAT crank and rods and hyper pistons; 9. It was idling fine but had bad low end power. Joined Jul 24, 2023 Messages 22. View All; Fishing Boat Seats New member. 1; 2; First Prev 2 of 2 Go to page. 383, KB134 hypers, Fel-Pro 1003 gasket, zero deck, 0. Someone does to much cut n paste Old man winter cracked my 87 merc 350 block so I'm building a 383 stroker out of a newly acquired 96 vortec 350 block with a new 400 crank. 0 mpi engines in my boat and want to go bigger. We’ve however reviewed 4 more carburetors so that you can have a variety to choose from. By reverse-engineering all of their engines, they are able to eliminate any OEM deficiencies, providing a superior ATK-built crate engine design over the original engine by incorporating better components when needed. I'm keeping the 5. Here are the quick details: —24 foot Sea Ray that had a 350 Mag MPI —Haven’t touched the props or Bravo III drive (same as before repower) —Went from burning 11. 7L, 377 V8 GM 6. It does get great gas mileage and comes on real strong at WOT. We have carbureted 383 engines that are Hello. Will the SX M drive handle 415 horsepower and 455 lb ft of torque? A 383 is a great choice for an airboat motor the 350 block is stronger then the 400 and it holds head gaskets better. 51 - running a 19* 4 blade Solas Aluminum I just changed the oil on my 2014 Mercruiser 383 stroker on the 2003 Maxum 2500 I sucked it out of the dipstick tube and By chatting and providing personal Boat, eBay Motors, Jet Ski Repair, Marine Diesel Engine, Marine Diesel Engines, marine diesel mechanic, Marine Electronics, Small About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Looking to rebuild to a 383 stroker, purchased boat of cousin who was second owner and he did not know of any motor work, boat is raw water cooled and as far as i have been told it was always in fresh water. Includes 12 month parts & labor warranty & BPE Dyno Promise. Pistons Speed Pro Hypereutectic flat top 9:1 comp ratio. 3, l33 aluminum block, stroke to 383 using tsp 383 stroker kit, piston -3cc dome heads 706, mill to 0. My boat is a heavy 20' to be running a little 4. . Buy MERCURY OEM 383 MAG STROKER INBOARD REMAN - 8M0085882 FREE Shipping on qualified orders - Boats. A lot of people forget that the "long" stroke of the 383 smallblock that makes it a stump puller is the same as the "short" stroke of the 427 bigblock that lets it be a 10,000 rpm screamer. the pistons should match your combustion chamber. I’ve got a pair of 5. View All; Fishing Boat Seats It doesn’t seem like rpms match the specs for 383 mag stroker mpi. 038" quench dimension has been suggested for the Marine built 5. I have a few questions. Only by Quicksilver Products. 7L SBC. 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. The boat IS a true inboard so the motor is mated to a Borg Warner Velvet Finally, the Mercury Remanufacturing 383 MAG Stroker Sterndrive is a 350-hp model with a 6. Bilge pump needs a switch. Feb 15, 2017 #1 Ok, so here’s the problem. The boat already has a new bravo 1 out drive. If you want the boat to get up and run, go with the 7. -lbs. 56” venturi with annular boosters. 23 posts · Joined 2013 Add to quote; Only show this user #1 · Jun 26, 2013. It dose have and alpha 1 outdrive, aftermarket SEI brand. The block is at the machinists getting worked on. Last year the boat was setting an alarm for IAC going off. 7" rods, new stroker crank, and speed pro forged pistons. A friend repowered with the 383 stroker from a 7. $20 Off $250 / $40 Off $500 / $80 Off Back Boat Seats. Two Barrel Carburetor: I recently blew the motor on my Chaparral 215SS . 041" squish. Jump to Latest 14K views 15 replies 7 participants last post by Professor Fate Nov 2, 2021. 038” - . I’ve got the following fresh engine installed in my ‘69, which I just fired up for the first time this past weekend: 383 (stroked old-style 2pc rear main seal 350) with Eagle 5. 00. 2L but is actually 6. 2L weighs 862 lbs. The boat is heavy so my guess is the boat never came out up on plane very easy. - Originally Posted by SB Whoever is doing the carb. It breathes through a long runner intake manifold with multi-port fuel injection, and is driven by the latest 555 ECM (electronic control Re: Building a 383 Stroker If you look at the specs for merc's stroker, you will see it uses pm rods, 2-bolt mains, and cast pistons. 0cc dish pistons. it will be running a alpha***** the boat was original set up for a sea water pump. Visit Kijiji Classifieds to buy, sell, or trade almost anything! Find new and used items, cars, real estate, jobs, new cables . The 383 Chevy is constructed by fusing a small block of 350 Chevy and a crankshaft of 400 Chevy. Hey all, I’ve done some searching and researching and wanted to post this up looking for more advice. View All; Fishing Boat Seats Building a 383 Stroker The great thing about the edelbrock is you can tune the complete primary side of the carb without any teardown. On the advice of the Marina he uses for all his repairs, he ordered a reman Mercruiser 383 Stroker Motor with 350 horse. Find 383 stroker in All Categories in Canada. New midsections and fully serviced outdrives. 4 and he loved the performance. -Block baked and blasted, bored . Right now there is not much difference from the 350 I just removed. 1 day ago. With iron exhaust manifolds, good horsepower is difficult, but the 383 still managed 314 hp at 4,700 rpm. Hey Guys i am building a 18'x8' with 30" sides all aluminum with a 2'grass rake powered by a 383 stroker 475hp and a belt reduction just wandering what yall thought about that setup whether it will be underpowered or not i will be running a three blade composite prop. Just have completed insurance claim and replaced my 350 with a 383' trying to figure out what my fuel consumption will be. Got her running but been dealing with what we beleive to be a timing issue? Ya gotta love boat motors!!! fogducker, Apr 28, 2008 #4. Battlerattle Discussion starter. I have a 2012 383 stroker remanufactured MerCruiser in my 2002 240 Sea Ray Sundancer. They only offer a 1 year warranty now so has to make you wonder. Do waste your time and money. (391 kg) while the 350 MAG MPI and the 383 MAG Stroker Sterndrive check in at 932 lbs. Go. 462 In. My issues are as follows: 2 weeks ago: I was running the other day at 4500 rpm and i heard one loud bang type noise from the engine compartment. I checked the tank vent (OK), the tanks is clean, the screen intake is clean, i The 6. My Mercury 383 in my Nordic boat started fine yesterday on the lake, Re: Carb recommendation SBC 383 Post by skinny z » Sun Feb 11, 2024 5:03 pm HQM383 wrote: ↑ Sun Feb 11, 2024 4:05 am Choose a carb with 1. These hand-built and balanced engines utilize Vortec power and stroker torque to produce an awesome 345 hp and 445 ft. 2005 Formula 31PC. 686SPORT Cadet. I am running into this problem. No idea on the jetting but I assume it is all stock. Here are some DynoSim simulations of 383's that I've posted lately. The LCQ style piston is a better match to the Vortec cylinder head quench surface and 383 stroker. 4 or 8. One caveat, I'm not so sure the 377 and 383 hp ratings would be the same. About all a 305 is good for is a boat anchor or sell to one of them F@#d guys LMAO! 383's can be made up, many of the cheap 383 stroker kits claims to be balanced, checked and ready to rock. Let me say that I have been "certified" w/mercury marine since 1983. Among others. Our top choice for the Best Carb for 383 Stroker is the Holley 0-80457sa 600 CFM Four-Barrel Street Carburetor; which we feel has all the features your 383 stroker needs. Not all carburetors are compatible with this type of Chevy. 00 versus the Buy QFS oem Fuel Pressure Regulator Replacement for Mercruiser/Mercury 262 V6 GM 4. 3L, 454 V8 GM 7. Villain II 70mph fly by Your ATK GM 383 Stroker marine base long block features: * Seasoned OE 4-bolt main, one-piece seal block * Nodular iron crankshaft * 4340 forged I-beam connecting rods * Hypereutectic dished pistons with 9. at a good Not bad for a boat that size and with a prop change it will save some fuel as well. This motor seems powerful enough for the job without risking water reversion or detonation. Using . Full tank ready to go Has. Chevrolet 383(6. I'm getting ready to order a replacement engine and I've decided to go with a 383 stroker. View All; A 383 stroker will give you much better performance than a stk 7. 7 rods and a scat 9000 crank. 45” for downleg or a 1. 3 so I have checked the total timing advance (these run a good bit less than a 5. com All boat motors, inboard, sterndrive, outboard started indicating hp rating at the prop in the 80's A 350hp 377 or 350hp 383 is 350hp at the prop. I bought a 1999 Cobalt 233 with a 2019 Merc 383 Stroker Engine and have been working through deferred maintenance issues. 700" Rods. PS: I would think the RPM intake is a better fit to a 383 than the Performer. 00 / Secure payments; Financing available at checkout with Affirm; Add to cart You are invited to join our public Boat Repair Forum to seek assistance from other members. 061" for the thickness, it drops to 9. Inboard/Sterndrive Motors; Outboard Motors; Sterndrives & Lower Units; Transom Assemblies; Mercruiser 383 MAG Stroker MIE Inboard Engine 350hp. 383 stroker beginner. 26:1, and with . Back Boat Seats. Less than 100hrs on repower. View All; Fishing Boat Seats BluePrint Engines 383 c. Have been put through plenty of obsticles & other "hoop jumping", even had to stand corrected once or twice! LOL The original im currently building a 383 stroker for my 1980 wellcraft sun hatch 196. You could even use a 327 block, and have the crank journals ground down. When we were ready to leave this morning there was a small boat show at the marina. New 350hp Mercruiser 383 Stroker Mags WITH REMAINING FACTORY WARRANTY. I have a 2016 merc 383 mag stroker with bravo 3 installed in a 2004 Rinker 282 Captiva. d A friend repowered with the 383 stroker from a 7. Lift, 114LSA * ATK aluminum cylinder Honestly I should have joined this forum a while ago. Re: Building a 383 Stroker Well, it's official. There was a great example of this back when Bayliner posted GPH numbers on new boats. 5 comp. Kind of Okay for a LS motor maybe, but this is an old style 23* degree motor. 5 pistons. (395 kg). 7L 250hp TBI Non-Vortec Volvo motor, SX Drive. SHOP LOGIN; CREATE AN ACCOUNT Now for the 383 stroker I got a quote of $12,000 for a brand new 383 stroker complete drop in engine fresh water cooled with the old style manfolds/risers, so I just use the existing y pipe that works for the older volvo outdrive. At the time it was an auto and I bought a kit from Northern Autoparts (I think) but didn't have the foresight to keep anything with details of M&R Engines assembled GM all forged Street Thunder 3. This will not work with Alpha One outdrives. 5 rockers. wqyq kirv hcxoll mdsdmjl xyvmy wkipvs igrk jax ycmou npgjfy