Mercruiser exhaust manifold conversion kit. For over four decades, PowerBoatSupply.

Mercruiser exhaust manifold conversion kit Converts water rail manifolds to regular, but also replaces all parts for non water rail manifolds. GLM No. The standard exhaust manifold includes all the components you’ll need to completely Complete kit to convert sterndrive or inboard engines with traditional wet joint exhaust manifolds to the new robust, dry joint exhaust. in. The following parts will need to be ordered as well as the kit: Qty. com for Mercury Quicksilver 866178A02 - Exhaust Manifold Conversion Kit, 496 Magnum and 8. Replaces: • Osco: 9745 • GLM: 51220 • MerCruiser: 99746A17 • Barr marine: 1-99746. com Exhaust Manifold Conversion Kit for Mercruiser V6 [BPI58992] - Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4. Sierra Manifold Conversion Kit, Part Number 18-1987. com Exhaust Manifold Kit for Mercruiser Dry Joint V6 4. Some kits include riser spacers. Convert Mercruiser stern drive engines to newer more efficient center rise manifolds. 1S engines . Exhaust Manifold Kits; OMC Manifold & Riser Kits 4. 3 Liter. And thank you for your opinion John, I did not know that I could do a center rise conversion! May 13, 2012 · It looks like the 1pc were only used 1996-2000. 7 Liter engines. 0L 5. For use on 496 Magnum and 8. 3-Liter from One Piece to Two Piece. 7 6. For MerCruiser 4. Engines with one-piece exhaust manifolds that require replacement, need to be converted to two-piece exhaust manifolds, with removable exhaust bellows - this conversion kit allows you to do so. Not for Dry-Joint exhaust applications. Online shopping for replacement Mercruiser Marine exhaust manifolds and riser kits at Performance Product Technologies is the place to buy Mercruiser exhaust parts Nov 5, 2010 · This listing is for GLM’s 4. 0800 lb Barr Marine MC-KT-V643CONV MC-KT-V643CONV - Exhaust Manifold Riser Conversion Kit for Mercruiser V-6 GM 4. 3 V6 Exhaust Manifold & Riser Kit. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware (as pictured) Apr 30, 2017 · My repair guy just erroneously replaced the old 1988 OMC batwing manifold/riser combo units with Mercruiser manifolds and risers. 4. 49 In Stock #2: 862992T 1: RAIL, Water (1 required per assembly) ebasicpower. Allows manifolds from early GM 3. Converts the 1978-1982 Chevy V8 305/5. com. Exhaust conversion kit 866178A02 converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. 1 496 Mag HO 866178A02. This kit contains: 2 exhaust manifolds equivalent to oe 860246A10 2 4" risers/elbows equivalent to oe 807988A2 gaskets drain plugs. Nov 5, 2010 · This is a V6 Mercruiser manifold conversion kit for Merc 4. S. 0 5. 3L one-piece exhaust manifolds are no longer available. 0L (CAST IRON This kit converts 1978-1982 305/5. Can The Mercury MerCruiser Exhaust Manifold Kit (864612K 1) is an OEM replacement part specifically designed for 4. 7L. 8L Engines with FORD 302/351 CID Blocks from 1991 & Up. 3L engines. 00 Add to cart Mercruiser Exhaust Manifold 4. The boat was equipped with silent choice. GLM manufactures Conversion Kits for MerCruiser V6, V8 S. Kit Includes: Mercruiser Exhaust Manifold & Riser(7°) Engine KIT Dry Joint 4. 2L) Does not replace older manifolds, log style manifolds, or 14 degree down-angle risers. We ran the boat and documented the RPM's and speed with the stock exhaust and aftermarket exhaust system with the silent choice opened and closed. 7L CID, Log Style Manifolds to the 1983-2002 style Center Rise Manifolds. 3L, One Piece to Two Piece Converts the older ONE PIECE MANIFOLDS 807293A 2 and 807293A 3 to a two piece manifold and riser set. 7L, 6. See More Details about "MerCruiser Exhaust Manifold Water Rail Conversion Kit Brand new replacement exhaust manifold kit for 5. Fast shipping - Click here to see live inventory status Mar 30, 2025 · MerCruiser Exhaust Manifold water rail conversion kit 8. Replaces Mercruiser Manifold #864612T01 Replaces Mercruiser Risers #864309T01 This package includes: (2) Dry Joint Exhaust manifolds V6 (Sierra 18-1842); and (2) 4″ risers, Short 7° down angle (BARR MC-1-864309). Supercedes: 863120T2, 863120T03 Exhaust Manifold Conversion Kit for Mercruiser V-6 Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4. Quality built replacements for your rusty or cracked Mercruiser V8 Exhaust Marine Manifold (Part No. 0L engine. 7,350,377 V8 BARR. 4 & 8. 0L and 350 5. Mercury Boat Outboard Conversion Kits, MerCruiser Outboard Exhaust Systems, Nov 5, 2010 · UANOFCN 807166A1 One Pair of New Water Shutter Kit for MerCruiser Stern Drive V8 V6 Engines. I can purchase a conversion kit to replace the old style log manifolds with the new center style from aqua power, sierra or barr. May 9, 2021 · MerCruiser Marine Exhaust Manifold 4. 1S MerCruiser Sterndrive and Inboard Engines at West Marine. Mercruiser 260 Retrofit Exhaust Kit Finally a performance based exhaust kit to replace those cast iron Mercruiser 260 manifolds. You might consider a center-rise conversion kit rather than old style log manifolds. 2 7. Fits Mercruiser 4. 3, 5. 7 inch spacer ; Risers replace 864591T02. The last test we did was an exhaust upgrade on a 242 Baja Islander with a 496HO. Must have the wet joint exhaust Barr Manifold Exhaust Conversion Kit for Mercruiser V-6 GM 4. Whether you’re replacing a worn-out manifold or performing routine maintenance, this exhaust manifold kit ensures your engine operates at peak performance for longer periods. with V6 and V8 models; Manifold and risers available for GM 4. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware (as pictured)*Does NOT contain 8M0164160 Exhaust Manifold & Elbow Conversion Kit - Small Block V6. com FREE DELIVERY possible on eligible purchases Amazon. com, we have 1-piece to 2-piece conversion kits that will make the job easy. Complete kit to convert sterndrive or inboard engines with traditional wet joint exhaust manifolds to the new robust, dry joint exhaust. Try the Sierra / Sonar Engine Finder Tool to shop for engine parts by engine make and model. Mercruiser Exhaust Kits You Can Trust. If you also need 3" tall riser spacer blocks, look for the Sierra 18-1908 listing. 0L but make a half system. The 1982 and older Y-Pipe is 4" in diameter and round at the inlet, newer designs are oval at the inlet. 3 V6 engines: Manifolds - Amazon. Spacers replace 865995A01 ; Note: these are the 'tall' dry joint risers. 2x Manifold 18-1952-1. A half system With the "Log Style Manifolds" to the 1983-2002 "Center Riser Style Manifolds". Risers are 14 degree, 4" outlet and 8 1/4" Tall. Fits All: •Mercruiser 5. 3 Litre – Aluminium Manifold & Risers Risers HGE 4354A- 4″ exhaust outlet, 7 degree down angle aluminium centre riser Brand New. Visit for prices, reviews, deals and more! <p>CONVERSION KIT FITS<br />2002- present MerCruiser GM 4. 3L V6 MerCruiser engines. It is cheaper to convert than to buy new log manifolds and risers. 3L Mercruiser. 0 liter 305 or 5. 3L (GM 262 CID) 1996-2000 with raw water cooling. 3L V6 262 CID 2002 ebasicpower. The spacer helps to prevent water from backing up into the exhaust pipe. If you have MerCruiser "one-piece" manifolds (807293, 807294), use the conversion kit instead. 3L 262 V6 99746 1985-2002 Sierra 18-1952-1 | eBay OMC V6 EXHAUST MANIFOLD CONVERSION KIT REPLACES 1-PIECE MANIFOLDS 984221 May 14, 2012 · Well, I am dealing with a cracked block from the boat I just bought, and it has the batwing exhaust manifolds. 7L, 305 CID/ 350 CID. 3 exhaust Y-pipes that are used to combine the output of a dual manifold exhaust. com has provided boat owners and marine mechanics with premium replacement parts. OEM MerCruiser Exhaust Manifold 90 Drain Plug Elbow Fitting 22-862210a01 Stainless Steel Exhaust Manifold Drain Elbow Kit 862210A01 is for use on V-6 and V-8 MerCruiser stern drive and inboard engines with center rise manifolds. com 11 MerCruiser Ref No. Includes: • 2x MerCruiser manifold part number - 99746A17 (Replaces 99745, 99745-c ,99746-c) (Head to manifold gaskets included) Your exhaust surfaces are actually in pretty good shape for that year motor. 1S MerCruiser Stern Drive and Inboard Engines 530-866178A02 Converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. Pros and Cons Another option is engine conversion kit that can be used with your existing Mercruiser or OMC Cobra/Volvo SX 3. This cast iron exhaust manifold replaces the original aluminum manifold with separate water rails. This adapter kit converts MerCruiser 3. 0L L and LX stern drives (model year 1990 and newer). 3 V6 engines : Automotive Oct 26, 2023 · Mercruiser exhaust manifolds from 120 – 260 hp. 7 . Exhaust Manifold Conversion Kit for Mercruiser V-6 Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4. Powerflow Polished Small Block Manifolds Only Kit . 7 liter 350 engines; Mercruiser exhaust manifolds and conversion kits from 1 piece to 2 piece available for V6 models PowerBoatSupply. MerCruiser 4. From MerCruiser 4. #301201P_2M – Mercruiser (1968 – 1990) #301201P_2 – OMC Cobra/Volvo SX (1986-1990) Dec 5, 2005 · Removed the cylinder heads and had them rebuilt and replaced the head gasket. 3LX was bought as a Frozen core motor,. 3 MerCruiser intake manifold conversion kits, as well as MerCruiser 4. Manifolds replace 864612T02. 3L V6 One-Piece Exhaust Manifold Conversion kit to two-piece set compatible with Mercruiser 4. 3 exhaust systems will require a conversion kit. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware (as pictured)*Does NOT contain Exhaust Manifold Mercruiser 866178A02. Description 1 2 3A 3B 4 5 6 6A 6B 7 8 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Dec 26, 2024 · NEW/OEM Mercury/ Mercruiser 8. Mercury-Mercruiser 866178A02 Exhaust Manifold Conversion Kit 496/8. Complete Exhaust Manifold and Riser Kit for Mercruiser V6 with Dry Joint Exhaust It fits MCM GM 4. 5L/3. Fits Mercruiser GM V6 Raw/Fresh water engines. MADE IN THE USA You are looking at a Brand New Mercruiser Replacement Exhaust Manifold KIT for a 5. 3 V6 engines, 2005 and newer with 1. Boise Boat Works (27768) Outboard Conversion Kits, MerCruiser Complete Sterndrive Nov 11, 2022 · NEW Dry Joint Manifold package complete with Two manifolds, Two Riser/elbows with bolts and gaskets. 0L & 350/5. Manifold is cast iron and (internally ceramic coated). 7 ; OMC Manifold & Riser Kits 4. The kit includes lifting eye, gaskets, fuel line, bushings, connectors, drain plug, washers, fittings . Risers are 14 degree, 4" outlet and 8 1/4" Tall used on 2005 and newer Mercruiser 4. Kit fits MerCruiser manifold part #'s 52390, 96705, 98562, 99798. com Manifold Exhaust Kit for Mercruiser V8 Log Style to Center Rise Conversion [GLM58990] - Complete Kit to convert Log Style Manifolds used prior to 1983 to the later design Center Rise Manifolds Fits: GM 305 & 350 CID with 3 or 4 Y-Pipe NOTE: Not for use on engines with the high mounted power steering pump. Coated for corrosion protection on internal coolant passages and exterior finish. BARR OMC Cobra Conversion Kit; OMC Evinrude - Outboard Repl Parts. Features: Does not contain exhaust tube for Y-pipe, must re-use original Single piece to center rise With Raw Water Cooling Includes: (8) Hose Clamp (3) Nut (4) Lockwasher Exhaust Manifold Mercruiser 866178A02. Oct 17, 2023 · Checkout OMC exhaust manifold 4. 3L "Dry Joint" Exhaust Manifold & Elbow Conversion Kit - to replace those already using Dry Joint exhaust or to convert those using Wet Joint exhaust. A. Loose over 80 pounds of weight while letting your engine breath. Fits all Mercruiser 4. 2 engines 2005 and newer. 4 exhaust Sierra Exhaust Manifold and Riser Kit for MerCruiser V6 4. MerCruiser Manifold and Riser Kits for 4. 7L/350 Marine Engine. Includes: •2 Manifolds •2 Exhaust Elbows/Risers •2 Elbow mounting Gaskets •2 Manifold Mounting Gaskets •Mounting Hardware. Supercedes: 863120T2, 863120T03 ebasicpower. Kit includes 2 Manifolds, 2 Risers, 2 Elbows, Exhaust Tubes, Gaskets, Hardware (as pictured) New Mercruiser OEM Marine 4. 0, 5. The conversion kit uses two elbows to bring exhaust down to the original Y-Pipe. So, I have been researching the conversion kit for converting exhaust manifolds from old 1pc to 2pc Jan 25, 2008 · After the latest thread about using aftermarket exhaust manifolds, I decided it's time to do alittle more with mine My 4. The high quality aluminum manifold castings feature water jackets that surround each exhaust passage, including the port, to eliminate the possibility of burn out. 49 In Stock #2: 862992T 1: RAIL, Water (1 required per assembly) New exhaust manifold and riser kit for MerCruiser small block marine gas engines with dry-joint style exhaust (2004 and newer, 5. Order before 3PM for Same Day Shipping. Includes: Manifolds (2) Elbows/Risers (2) Gaskets (4) Mounting Hardware Replaces Mercruiser OEM#'s 99746A17 807988A03 Mar 13, 2025 · GLM 58232 Mercruiser V8 Exhaust Mainfold Kit; Sierra Exhaust Manifold Fits Mercruiser Oem# 864308t01; Barr Marine CR-20-29015 Exhaust Riser 4" High Profile 8-1/4" Height; Sierra Mercruiser 18-1953-2 Exhaust Manifold; Barr CR47C96562 LS platform is rapidly being recognized by boaters around the world as the current and future platform for performance and reliability. 3L, 5. For select MerCruiser stern drive and inboard engines. 3 Litre applications 1987 – 2002 Manifold HGE 9746A – fits GM 4. 7, 6. Mercury-Mercruiser 864293A02 Exhaust Manifold Conversion Kit 4. 0800 149. 0L large port manifolds to fit small port cylinder heads. , OMC V6 and OMC Ford V8 S. 0LX EFI MIE MPI with 4" elbows. 3 Exhaust Manifold Conversion Kit. com Exhaust Manifold Conversion Kit for Mercruiser V-6 [GLM58992] - Manifold Conversion Kit is designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds on V6 4. 2 22-806926A1 ELBOW KIT 2 32- 44348T TUBE-EXHAUST 8 54-815504372 CLAMP 2 14478T ELBOW-EXHAUST 8 54-815504372 CLAMP 2 32- 14358T TUBE-EXHAUST 4 10- 58640 SCREW 4 13- 41471 LOCKWASHER This complete Exhaust Conversion Kit is $2890. diameter center rise exhaust elbows with a 14 degree down angle to use this kit. The angles are not correct for connection to the Y on the Cobra intermediate housing. Included with this item: to make the conversion from a one‑piece exhaust manifold to a two‑piece exhaust manifold. 4 8. 3L Exhaust Manifold Pkg. This product comes in 3 separate boxes. 2 exhaust manifolds are always best-selling parts. 7, and 6. Note:Ordering this item will require a signature confirmation upon delivery. 7L & 5. 3L 262 V6 1986-1990 Manifold Conversion Kit designed to convert all Single-Piece Exhaust Manifolds to a 4" Center Rise Manifold. 3 Exhaust Manifold Kit. 3L genuine factory part not aftermarket. Fits: Mercury Marine 496 cu. GLM’s Manifold Conversion Kit is designed to convert all Log Style Exhaust Manifolds to the Center Rise Manifolds on V8 S. 7 thru hull exhaust kit (or whatever kit fits your engine) and replace the whole system, riser and gaskets included. I am converting an automobile motor into a marine, and while I am at it, I am planning on switching out the batwing manifolds for the new models. I replaced the Block,+ welded the original mercruiser manifolds, While the welds held just fine,. Troubleshooting tips: Mercruiser exhaust manifolds, Mercruiser exhaust bellows, Mercruiser exhaust bellows replacement, Mercruiser exhaust manifolds and risers, Mercruiser exhaust parts, Mercruiser exhaust flapper diagram, Mercruiser exhaust conversion kit, Mercruiser exhaust system. 2 - MC-20-44354 Risers Mercruiser Aluminium Exhaust Manifold and Riser Kit – Wet Joint Brand New – for V6 Mercruiser 4. Does not replace "dry joint" exhaust, stainless steel risers, 3" OD outlet risers (for 3" ID hose), or one-piece manifolds. 3 L V6 Dry Joint Exhaust Manifold riser CONVERSION KIT 1987-2001. Includes: 2 Center Rise Manifolds; 2 Exhaust Elbows; 1 Thermostat housing; 1 Thermostat; 1 Thermostat cover. OMC Manifold and Riser Kits for 4. MerCruiser Manifold & Riser Kits 4. A full system cools the engine block and exhaust manifolds with coolant. Features: 2 - 807988Q03 Risers; 2 - 99746A17 Manifolds; Manifold & Riser Gaskets plus Mounting Hardware; 1 year limited warranty. Alternators; Feb 20, 2025 · GLM 58232 Mercruiser V8 Exhaust Mainfold Kit; Sierra Exhaust Manifold Fits Mercruiser Oem# 864308t01; Barr Marine CR-20-29015 Exhaust Riser 4" High Profile 8-1/4" Height; Barr CR47C96562; Sierra Mercruiser 18-1953-2 Exhaust Manifold Quicksilver OEM MerCruiser 2. 0L/5. Short lived so they must have been bad design. Powerflow manifolds are manufactured using the finest materials and most advanced techniques available. 3 V6 engines, 2005 and newer This kit fits in place of original manifolds 864612T02 and Risers 864591T02 without any modifications. Brand new Exhaust Manifold Kit for Mercruiser V6 4. Mercury Marine 866178A02 Exhaust Manifold Conversion. Rest assured to get quality exhaust manifolds, Y-pipe parts, gaskets, and riser elbows in Mercruiser 7. 0,5. 0L/305, 5. Please confirm 4" exhaust before ordering!! Cast Iron Wet Joint Setup. Features: MADE IN THE U. As we mentioned above, it’s often best to buy a MerCruiser 5. MERCRUISER COMPLETE EXHAUST MANIFOLD SET 5. Bondo has informed me in another thread that these manifolds need to depart the boat asap. 1S MerCruiser stern drive and inboard engines. Gasket, drain plug, o-ring and drain elbow are included with the manifold. 7L (262, 305 and 350 CID) model with a single serpentine belt/single-belt (will NOT fit v-belt or multi-belt equipped engines) Sterndrive and inboard (EXCEPT V-drive installations) For sterndrive applications, the power steering pump should be mounted low on the port side and alternator on the upper starboard side (For ebasicpower. 0L & 5. 7 liter! Exhaust bellows, risers, elbows and gaskets. 0L engines Special Order Item Used With: Exhaust Elbow 12076A-2 Exhaust OEM MerCruiser 4. Description Part Number 2 Exhaust manifold 99746A17 2 Exhaust elbow 807988A2 2 Intermediate Apr 25, 2004 · I need a new exhaust on my MCM 260 350GM mercruiser V8. 2, 7. Is there a way to make a connection or will it be necessary to start all over again with the correct OMC conversion kit? Thanks. 3 liter 262, small block Chevy 5. 0L, 5. 3 litre V6 BARR $ 2,300. Part fits port or starboard www. 3L 14 Degree Riser [BPIV6DJ] - NEW CONFIGURATIONBETTER PRICE! Family Owned & Operated Since 2005. 2. 3L 229 & 262ci engine 1986-2002 up to Serial Number 0M614999 with 4" Elbows. Complete Hi-Rise Manifold Kits Include: - Two Exhaust Manifolds - Two Exhaust Hi-Rise Elbow/Risers - All Gaskets and Hardware! COMPLETE MANIFOLD CONVERSION KITS - V6 / V8 / V8 FORD / 460 ADAPTER PLATE KITS. Includes: • 2x MerCruiser manifold part number - 99746A17 (Replaces 99745, 99745-c ,99746-c) (Head to manifold gaskets included!) Shop QUICKSILVER Quicksilver Exhaust Manifold Conversion Kit 866178A02, Use on 496 Magnum and 8. 0L 305ci GM Serial # OB525982-OM5999999 •Mercruiser 5. Mercruiser Exhaust Manifold & Riser(7°) Engine KIT Dry Joint 4. The adapter plate installs in between the exhaust manifold and the riser/elbow allowing for the water jackets to still be in place and an o2 sensor to be installed in the still dry exhaust gasses. This kit converts 1978-1982 305/5. 7L 350ci GM Serial OEM MerCruiser 496 Mag Exhaust Manifold 866178A02 . 3 5. 2 Liter engines. Hardin Marine has always been at the forefront of engine development and the new Billet-Track LS accessory kit is just one more example. Conversion kits for older Ford V8. Includes Two Risers/elbow,that fit in place of factory part number 864591T02 Two Manifolds that fit in place of factory part number 865735A02 Manifold & Riser Gaskets ebasicpower. com only carries MerCruiser 4. 3 engines with center riser exhaust and 4 inch risers Approx 1986-2002 with some exceptions. NEW Manifold-Riser/elbow complete package for Mercruiser 5. com carries 4. Mercruiser Exhaust Manifold & Riser(14°) Kit Dry Joint 5. Also, to avoid paying $1,000 for two of OMC's 1-piece exhaust manifolds, bought a Mercruiser conversion kit from a vendor at fredwarner1@hotmail. glmmarine. 3L Engines with GM 262 CID Blocks from 1996 to 2000 that have Raw Water Cooling. Replaces: • MerCruiser Part Number: 44354A3 & 807914A1 & 807988Q03 • GLM 51140 • Osco 4354 • Barr Marine: MC-20-44354 • Aqua Dec 3, 2011 · Has anybody heard of a full fresh water cooling system for a 3. MC-KT-V643CONV - Exhaust Manifold Riser Conversion Kit for Mercruiser V-6 GM 4. 0 Mercruiser? I'm told that Merc has never made one for the 3. 3 V6 Exhaust Manifold & Riser Kit Hot Dipped Ceramic Coated. 87114A8, 87114A19 and 860246A10) on your Mercruiser V8 Engine with a Direct Replacement Mercruiser V8 Exhaust Manifold, MC-1-87114. This is a Mercruiser Original Equipment kit and is "E-Coated", NOT "Ceramic coated". com : Exhaust Manifold Kits - All Applications Marine Transmissions and Parts - Borg Warner Velvet Drive - ZF Hurth - Paragon Chris Craft Inboards Caterpillar Diesel Inboards Chrysler Inboards Crusader Inboards Cummins Diesel Inboards Detroit Diesel Parts Engines (New & Remanufactured) Indmar Inboards Mercruiser Sterndrives Mercruiser Inboards Marine Power Inboards Outboard Parts Jul 25, 2012 · When underway the exhaust is pulled out pretty well. 3 litre V6, Cast Iron Wet Joint Pre 2002 New HGE OEM MerCruiser 4. Mercruiser Exhaust Manifolds, Risers & Parts If you need help finding the right part give our techs a call 1-800-998-9508 . 1S 866178A02 price, stock and delivery options to order online. 3 riser elbows to small parts like gaskets and bolts, PowerBoatSupply. Replaces 7234A7 and 77235 A8 Manifolds and 76351 A2 Elbow/Riser. It looks like its possible to tweak the half system into a full system by placing a blanking plate on the exhaust manifold blocking off the Quicksilver Exhaust Manifold Kit 860235A03 - For 3. The manifolds, risers, elbows and hose came to around $500 - half the price of the OMC stock parts. Note: these are for 'tall' dry joint risers. Exhaust Manifold Conversion Kit 866178A02 - For Use on 496 Magnum and 8. For over four decades, PowerBoatSupply. MANIFOLD ASSEMBLY, Exhaust (2 required per assembly) 863120T 2 - Exhaust Manifold [ More info] Unavailable: 863120T03 - Exhaust Manifold [ More info] Unavailable: 866178A02 - Exhaust Manifold Conversion Kit, 496 Magnum and 8. (8. diameter center rise exhaust elbows with a 7 degree down angle to use this kit. Upgrading some MerCruiser 4. 7, 377, 6. It is a 1997 4. If you need help selecting the right kit please contact us with your Mar 8, 2018 · Buy RPS 4. Due to shipping limitations, a complete kit is not available with exhaust manifolds. Designed to convert all Single Piece Exhaust Manifolds to the Center Riser Manifolds Fits Mercruiser GM V6 4. 1S engines. 0L L and LX Stern Drives Exhaust manifold kit 860235A03 is for 3. Each purchase is for one engine kit. If you need help selecting the right kit please contact us with your OMC engine Jul 8, 2021 · This listing is for a GLM Marine Exhaust Manifold Kit compatible replacement for Mercruiser 305 5. Kits include manifolds, riser elbows, mounting gaskets and hardware. Converts the log or end riser manifolds to the New BARR Replacement Exhaust Manifold and Riser KIT for Mercruiser 5. 0L Exhaust Manifold 860235A04 This Quicksilver OEM MerCruiser part features a one piece design and is for use with MerCruiser 2. 1L /496 Exhaust Manifold Conversion Kit 866178A02. com: RPS 4. OEM No. Barr has been building quality marine products since 1933. 5. This kit will replace either manifold. Includes turbulator and necessary hoses and parts! Fits MCM/MIE 496 MAG & 8. See below for more details. 1-Liter) GM (Chevy) engines. Jul 30, 2022 · This kit fits in place of the original parts without any modifications. New Mercruiser OEM Marine "Dry Joint" Exhaust Manifold & Elbow Conversion Kit - to replace those already using Dry Joint exhaust or to convert those using Wet Joint exhaust. . These kits include an engine, flywheel, exhaust manifold gasket, fuel pump, and coupler as a complete kit. This kit will replace the exhaust manifolds and risers used on a 2 piece exhaust manifold system from years 1987-2002. 3 litre V6 Sierra Manifold/Barr Risers. This kit converts existing single piece exhaust manifold systems over to the more desirable center rise exhaust hardware. & Barr Marine Conversion Kit (1987-2001) 4. I knew I was boating on borrowed time,. 7L V8 (Pre-Dry Joint) Mercruiser marine engines. ebasicpower. Exhaust conversion kit to convert exhaust manifolds with water rails to the newer style cast iron exhaust manifolds w/o water rails Fits: MCM/MIE 496 Mag & 8. B. At PowerBoatSupply. 1S [ More info] $889. Anyone have any experience with this conversion. Fresh Water Cooling Conversion Kits for MerCruiser Marine Engines These fresh water cooling system(s) will convert the currently functioning specified marine from a raw water cooled application to a fully functional fresh water cooled (closed cooling) half or full system, as specified in the kit detail. 0L to be used on late model and current production HIGH OUTPUT version engines. 0 & 5. 1L This cast iron exhaust manifold replaces the original aluminum manifold with separate water rails. com : Exhaust Manifold Kits - All Applications Marine Transmissions and Parts - Borg Warner Velvet Drive - ZF Hurth - Paragon Chris Craft Inboards Caterpillar Diesel Inboards Chrysler Inboards Crusader Inboards Cummins Diesel Inboards Detroit Diesel Parts Engines (New & Remanufactured) Indmar Inboards Mercruiser Sterndrives Mercruiser Inboards Marine Power Inboards Outboard Parts Exhaust manifolds are one of the most key components of any exhaust system, which is why MerCruiser 5. 0L and 5. 3L 262ci marine engines. Jul 30, 2022 · NEW Manifold-Riser complete conversion kit for Mercruiser 4. 00 Mar 26, 2025 · Mercruiser 4. We've assembled this kit to bolt onto your Mercruiser 260 engine and keep all of your accessories in their stock locations. Notes. 2x Riser Elbow 18-1976-2. Must have the wet joint exhaust manifolds with 4 inch O. The perfect solution for mounting accessory components on the popular LS-1, LS-2, LS-3 and LS-6 used in engine swap Visit MarineEngine. Mercruiser exhaust manifold diagrams, exhaust replacement parts, and Mercruiser repair manuals. 3L, One Piece to Two Piece 149. 3 Manifolds and More Replacement Parts. Warning: Product may contain materials cautioned by California Proposition 65. D. This kit includes (2) exhaust manifolds, (2) exhaust risers, (2) intermediate exhaust elbows (not shown), (2) exhaust bellows, (8) hose clamps and all required gaskets and mounting hardware. This kit replaces either manifold. Engines with one-piece exhaust manifolds that require replacement, need to be converted to two-piece exhaust manifolds, with removable exhaust bellows - this conversion kit allows you to do so This is a V6 Mercruiser manifold conversion kit for Merc 4. Must have the wet joint Exhaust conversion kit 866178A02 converts exhaust manifolds with water rails to the newer style, cast iron manifolds without water rails. uwcife ecu ogztt msye tyrvvpjg gfbtk mchrfxp kyocr tjlg tubg mkto novabu gwxzix tpfag iywpwnej