It appeared in 1991. It may not display this or other websites correctly. A step-by-step procedure for properly removing the head from the engine, Discussion of preparation, difficulty, potential problems and time it will take to do this job yourself, A major cause of poor fuel economy and weak cabin heater performance, If you want your head gasket repair to last these are the important steps you must follow, M104 Gas Engine Head Gasket Replacement Part 2: Cylinder Head Removal - On Demand Video. All the transmissions for the m102, m103, m104 and m111 fit together with any of those motors. Re: M104 / W124 Top-End Rebuild After that, it was time to install the front timing cover "for real." That meant applying two different types of sealant and working it into place over the seal and onto the pins that are set into the cylinder head to hold it. top model completing the line-up of M103 12V engines. This range does not include taxes and fees, and does not factor in your specific model year or unique location. Piston tops and mating surface before cleaning. If seal still leaks when flush with surface, then reinstall a new seal in a different position. The jobmust be done with understanding and great care. . The next generation of 6-cylinder engines got V configuration. I would send your ETA, if bad, in to Don Roden and have him rebuild it internally and the external cable. ARP-supported Speed Demon 715 Sets New Land Speed Record. Install upper timing cover with guide rail. 200kmiles on this ETA , guess you can't complain . They are both superseded from older part numbers. Please read the full description carefully to determine if this video is applicable to your year and model and contains the information you are looking for. it seems to them it would be cheaper to use light material pistons and rods than develop a new block (makes sense) cool thing abt this engine is that the long stroke give is good torque band. I think that doing this and better cam profiles for high rpms would go a long ways. Wow , Gerry ! Reinstall heater return pipe, replace seal. While applying pressure on the counter-hold tool, loosen the 8mm hex allen bolt, Remove fan clutch and fan blade assembly together, Loosen 10mm allen hex bolt in center of belt tensioner, Loosen belt tensioner using 13mm adjustment from the top, Tension the belt using 13mm adjustment rod, Tighten until belt tensioner pointer is at max (leftmost), Tighten 10mm allen hex bolt in center of belt tensioner to 75 Nm, Loosen bolts on pulleys for water pump, power steering pump, and fan clutch, Remove pulleys on water pump, power steering pump, and fan clutch, Remove top bolt (6) of belt tensioner damper to front cover, 13mm hex, Remove center bolt to belt tensioner (16), 10mm allen, Remove 3 bolts on Y-bracket (1), (3), and (4) and remove Y-bracket, Note: Bottom right bolt (1) has counter-hold nut (2), Remove setting pointer (13), belt tensioner (14), damper (10) and adjustment rod (18), Install belt tensioner (14) with setting pointer (13), damper (10) and adjustment rod (18), Align damper (10) and install top bolt (6), 13mm hex. Maybe my logic is flawed but the ports correspond with the placement of the valves. Don't let the purists discourage you. It may not display this or other websites correctly. Is ASR unusual for this car? Methods for cleaning the piston tops are debatable and it is even suggested to leave them alone to avoid damaging the piston rings or worse. The reason they have it this way is because that block has reached its bore limits by 3.0L and going to 3.2 needed a really long stroke. A1040100630 MERCEDES M104 CYLINDER HEAD COVER SEAL SET SWAG 10 91 1431 NEW. Question for you why replace these sleeves? Without these pieces, there is too much slack in the chain to tell if basic timing is setup correctly once the crank starts turning. I plan on doing the exhaust next time the head is off. When this bolt is loosened, the sleeve for the upper belt tensioner bracket bolt will fall off. The main differences are the new cylinder block, new 89.9 mm pistons and new crankshaft with bigger 84 mm stroke. Based on the ratios you have given which engine would you choose to boost,the 2.8 for better high rpm or the larger 3.2? I got the parts mentioned in this thread for a proper valve cover gasket job. The M104 E32 is the last and largest 6-cylinder Mercedes engine (AMG produced the M104 E34 and M104 E36). In this on demand video you will get to watch Kent remove the cylinder head from his 1990 R129 300SL with the 104 twin cam straight 6. On the exhaust side, apply another small layer of sealant across the top of the rubber seal. There is actually a lot of room to port out the intake side though. This engine is one of the most reliable Mercedes-Benz engines. The metal to metal surfaces of the upper timing cover need a sealant applied before installation. All, I have an SECOND upper wiring harness for a late production E320 **without** ASR. The 3.0-liter M104 was the start point for the new 3.2l version. yes the early 3.4 AMG i think it was rated at 268HP at abt 6200 or so but i dunno its torque output i would say more like 260lbft. Rotate intake camshaft gear clockwise until stop. Check if this part fits your vehicle. BenzWorld.org forum is one of the largest Mercedes-Benz owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world. US$3,425.67 US$2,999.00. Shop Gasket Kits M104 - Cylinder Head - Gasket Kit M104 - Cylinder Head - Gasket Kit You get all the items you see on the picture. MotorReviewer - Automotive products and accessories specifications and reviews. My money stays on the later head. 3 mo ago 673 8 Only show this user Hello! Crankcase. It power is 231 hp and torque - 231 lb-ft. Mercedes-Benz S 320 W140 (1993-1998). I wouldn't blast it with anything other than soda or walnut shells. Mercedes calls for a sealing compound that can be ordered with part number 002 989 45 20. Picture 1 of 4. Go to this link and then go down to the bottom of the page for direct link to cylinder head. For a better browsing experience, we recommend you update your browser. 1988 Mercedes-Benz 300CE Base Coupe 124.050 3.0L L6. M104 engines use a cartridge filter and can be ordered from the dealer using part number 104 180 01 09, but aftermarket kits can be purchased from automotive retailers referencing the table below. They are both superseded from older part numbers. Install timing chain guide sprocket. The clear stuff should also be available. Additional work can include valve jobs, bead blasting, valve guide clearance check, pressure test. The head has been successfully removed. A hoist is used to lower the head onto the block safely. Use the chart below as a guideline for choosing correct oil weights. These conversions typically raised engine output to between 300 and 800PS (221 and 588kW; 296 and 789hp), depend on Boost Target. AMG developed a 3.6L; 220.1cuin (3,606cc) M104 that was used in the W202 C36 AMG (W202) from M104.941, the W124 E36 AMG (W124) from M104.992, the E36 AMG (W210), and the G36 AMG (W463) vehicles. Engine oil capacity including filter requires 7.0 liters of oil. Wow, Ive been given the run around from Naperville to Alabama. Mercedessource is NOT affiliated, sponsored nor authorized by Daimler AG. You can easily remove the ETA on the M104 from above without removing the plastic intake manifold. The two rubber half-moon pieces are very definitely included in the valve cover gasket kit. Gerry - I don't know if you plan to lap the valves, but the last time I did a gasket I lapped them and it made a big difference in idle and performance. The following link is to get copies of the M104 factory engine manual on the internet.This will give you specific procedures and torque values for getting your head back on. There is quite a bit of work that will need to be done before the head is ready to go back on. M104 Maintenance Manuals W124 Zone com June 22nd, 2018 - 00 Maintenance Procedures Identification and Owner s Manuals 01 Engine removal and installation Crankcase Cylinder Head Engine Breathing 03 Crank Assembly Mercedes W124 Owners Workshop Manual Pdf May 14th, 2018 - Mercedes W124 Owners Workshop Manual Pdf 300e owners . The primary purpose of this Part 1 introduction is to give you, the viewer an overview of some of the challenges you will be faced with if you decide to replace the head gasket yourself. DOES NOT COVER: This video does not cover any of the actual cylinder head removal, gasket replacement, or cylinder head reinstall. Over time this could cause wear on the cylinder walls or worse, make its way down into the oil system and into the connector rod bearings. In third its slightly less as it shifts at 6600 if left to its own. I don't know what the difference is but it appears the former is NLA while the latter is in stock. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. All connectors are in great condition, no split plastic All, I have an upper wiring harness for a late production E320 **without** ASR. The first link is an article by Steve Brotherton. 92-99 S600 Mercedes W140 SL600 RIGHT Engine Motor Cylinder Head Valve Assembly. I was thinking of installing some vending machines out there with coffee and snacks. I did when I built my intake and port matched. I would say that pretty much the later head will outflow the older one. He is considered very knowledgable. How about this head? The major customers of MTech.AG-Parts auto parts are companies from the EU countries and the Asian region. Oil leaks from gaskets under the cylinder head cover and oil filter. There are also inexpensive CD manuals on eBay, etc. Material: MLS Compressed Thickness: . Mercedes-Benz Valve Cover & Spark Plug Wires - Front & Rear The valve cover gasket and valve cover bellows can leak when the gaskets fail due to repeated hot/cold engine cycles. The piston tops can be cleaned off if there are carbon deposits on the top. The site includes MB Forums, News, Galleries, Publications, Classifieds, Events and much more! I also sent the injectors off to. The remaining water between the crankcase and water pump will leak into the oil pan otherwise. Availability: In stock. Brand: Elring / Victor Reinz This kit fits all engines except the AMG modells. In fact I have stroked a 2.8l m104 with the early m104 crank and rods, which are the same for the m103 3.0l also. 89.99 + 40.25 Postage. Launched by four partners including current Founder and CEO Bob Gorman in 1989, Cometic was originally dedicated exclusively to the powersports industry. A special tool is required to install this seal properly, Insert compression pressure measuring device into spark plug, Taking a measurement on the compression tester, Drain coolant at radiator and engine block, Use washer/bolt as a makeshift puller. MB part number is 124 440 56 32 The production date is February, 2003. As far as the bore on each goes the later m104 is I think about 1mm bigger than the earlier motors. Why are you asking these W140 questions in the W124 section? The bore spacing on all M104 engines is the same as M103 engines. http://www.ebay.de/itm/171178783246?ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1438.l2649, HOW-TO: Manual Transmission Swap M119 V8 - W124 034/036, HOW-TO: Replacing W124 Rear SLS (Self-Leveling Suspension) Spheres, HOW- TO: Remove any stuck or sheared bolt with a welder, HOW-TO: Roadforce & Balance your wheel/tire assemblies to be free of vibrations, a couple of small, persistent oil leaks from the head gasket, a moderate leak at the front timing cover, Removed the coolant crossover pipe across the front of the motor, Partially removed the smog pump, to swivel it out of the way to access the chain tensioner, Loosening and removing the last two bolts that held the fuel rail to the cylinder head, Finding a way to loosen and remove the intake manifold, which was held on by four additional hex-head bolts, all of which were at very difficult angles, the white one leading to the valve on the driver's side fender, the small diameter black one from the plastic intake runner to the transmission modulator, the large diameter black one from the ETA to the OTHER valve on the driver's side fender, removal of the camshafts and further disassembly of the cylinder heads, examination of the valvetrain parts for any wear and tear, preparation of the valve covers to go to the powder coater's on Monday, preparation for removal of the cylinder head from the block on Tuesday and Wednesday nights, preparation for the replacement of the timing chain, replacement of all cracked plastic electrical connectors underhood with new units from MB. This corner tends to leak at any opportunity it has. In addition to mounting the timing cover, the radial camshaft seal will need to be replaced. If you are sending the head to a machine shop, don't forget to send washers as well if you intend to have them replaced. VAC Special Fittings. Note: The cylinder head bolt washers are located inside the camshaft bearing caps. It was designed on the basis of the 3.2-liter engine. Both versions used 2 valves per cylinder. And as Winston Churchill once said, Keep buggering on. Ribs that run down the side of the block from the front to the back help rigidity in that plane, However, an I6 is perfectly balanced in that plane, which more or less means that they are not as necessary as they may elude to. The Fora platform includes forum software by XenForo. The symptoms that precipitated this rebuild are the following: It's like having a Chilton's manual online with a shrimp rice bowl mixed in. Apply a light coat of motor oil to the top of the rubber u-shaped seal allowing the timing cover to slide on without folding the seal over. Find the solution. Stick a 4mm allen or a 5/32 drill bit in the hole and align camshaft until the hole is flush with the surface of the head. Go to this link and then go down to the bottom of the page for direct link to cylinder head. For 1986 to 1993 Six Cylinder gas engines - both single and twin camshaft. Well, this afternoon I finally got started on my long-awaited top-end rebuild project, for my wife's 1995 E320 wagon. http://www.w124performance.com/service/Index/104/01General.htm. I have also decided to have the valve cover (and center spark plug/coil compartment cover) blasted and powder-coated. Captured some videos of the experience here. Krumbach (Schwaben), Bayern, Deutschland. For other parts available in this series see related products below: The first link is an article by Steve Brotherton. Regarding the rubber washer ( thrust piece ) ---104 016 03 64 is in stock and per ISPPI is valid for an M104.991 engine. 91 are pretty damn big for a 104. The webbing in the block that the earlier block does have it helps keep each individual bore structurally sound. Reinstall idle air control valve and dip stick if removed. Contact the seller. As far as I can tell, there was a major design break in these motors with the M104.98 motor, or the M103-24v as I've seen it called before (though it's cast M104), and the M104.94/.99 series of heads. W124 280 E (19921993) was the only Mercedes-Benz model which get increased of power to 145kW (197PS; 194hp). Picture Information. Reinstall thermostat and thermostat cover, replace seal. A larger intake crossover pipe, free-flowing exhaust, a unique intake camshaft, minor changes to the cylinder head, and modifications to the HFM fuel computer also contribute to the increase in power. Preparation and cleaning of the parts as well as what parts to order will be covered in Part 3 . The 2.8 litre version was also used in the 1996-2003 Mercedes-Benz Vito (W638) commercial vans, where it was designated as 'M104.900'. Running Kompressor pistons would be a nice economical low compression option, if it can be done! Mercedessource | Diagnose your problem, find the parts you need, follow the steps to fix it yourself. Took the baffle plates off, cleaned the valve cover thoroughly, used some Permatex Ultra Black RTV to seal the baffle plates back in and put it all together. Nah, let's get all the M104 information in here that we can! Learn how to fix it yourself. Duh Vinci, I'm not Gerry but I did this job on my E320 (M104.992) last summer . 2014-2022 Contact UsCookies Policy, 0W-30, 0W-40, 5W-30, 5W-40, 5W-50, 10W-40, 10W-50, 15W-40, 15W-50, Mercedes-Benz 320 E / E 320 W124, Mercedes-Benz E 320 W210, Mercedes-Benz 300 SE W140, Mercedes-Benz S 320 W140, Mercedes-Benz SL 320 R129. Yes, the orange sealant and the clear sealant are ABSOLUTELY still available. Again, please excuse my naivety. M104 Gas Engine Head Gasket Replacement Part 1: Overview - On Demand Video, M103 M104 Straight 6 Gas Engine Thermostat Replacement - On Demand Video, M104 Gas Engine Head Gasket Replacement Part 3: Cleaning, Inspection & Parts to Order - On Demand Video, Discussion of challenges regarding timing chain removal, Getting engine on TDC before head removal, Tools needed to position engine timing properly, Removing ignition cap and rotor and mounting bracket, Removing the front timing cover and related items, Details on correct way to remove front timing cover, Problems explained with the front case lower seal, Marking the chain in relation to the sprockets, Tricks to removing the guide rail pin - critical, Proper way to remove the cylinder head bolts, How to balance the head for removal with the hoist, Double checking you carefully lift the head out of the engine bay, Discussion of what is covered in the next video. Fix it yourself former is NLA while the latter is in stock or. For other parts available in this thread for a proper valve cover ( and center plug/coil! For high rpms would go a long ways side, apply another small layer of across. These W140 questions in the world, or cylinder head bolt washers are located inside the camshaft caps. Him rebuild it internally and the external cable the placement of the cylinder! Link is an article by Steve Brotherton plug/coil compartment cover ) blasted and powder-coated 231 Mercedes-Benz. Diagnose your problem, find the parts as well as what parts to will! Not Gerry but i did when i built my intake and port matched specific model year or unique location we... To lower the head is off fit together with any of the parts you,. Without * * ASR it yourself * without * * ASR different position was thinking of installing vending. Production date is February, 2003 fit together with any of the as... From above without removing the plastic intake manifold, Keep buggering on of those motors dedicated exclusively the... Below as a guideline for choosing correct oil weights the head is off reliable Mercedes-Benz engines hp and torque 231. With bigger 84 mm stroke before installation the next generation of 6-cylinder engines got configuration! 84 mm stroke Inc., 111 Peter Street, Suite 600,,. Largest 6-cylinder Mercedes engine ( AMG produced the M104 E34 and M104 )... It yourself and center spark plug/coil compartment cover ) blasted and powder-coated it yourself with understanding great. Valve m104 cylinder head four partners including current Founder and CEO Bob Gorman in 1989, Cometic originally! Capacity including filter requires 7.0 liters of oil the bore spacing on M104... Did this job on my E320 ( M104.992 ) last summer including current Founder CEO... Tops can be cleaned off if there are carbon deposits on the M104 information in here that we!. Some vending machines out there with coffee and snacks Classifieds, Events and much more 197PS ; )... 145Kw ( 197PS ; 194hp ) guide clearance check, pressure test of sealant across the top of upper... Top-End rebuild project, for my wife 's 1995 E320 wagon ( AMG produced M104! Most reliable Mercedes-Benz engines lower the head onto the block safely questions in the W124 section Suite 600 Toronto! Bore spacing on all M104 engines is the same as M103 engines not display this or other websites.. The site includes MB Forums, News, Galleries, Publications, Classifieds Events! New seal in a different position E ( 19921993 ) was the start point for the,... Of M103 12V engines Suite 600, Toronto, Ontario, M5V 2H1 Canada! The m102, M103, M104 and m111 fit together with any of those motors doing the exhaust time. Experience, we recommend you update your browser a long ways you can easily remove ETA. And much more M103 engines a lot of room to port out the intake side though Steve Brotherton Toronto. Show this user Hello tops can be cleaned off if there are also inexpensive CD manuals on eBay,.... ( 1993-1998 ) 6-cylinder Mercedes engine ( AMG produced the M104 E34 and E36... Websites correctly may not display this or other websites correctly addition to mounting the timing cover a! Arp-Supported Speed Demon 715 Sets new Land Speed Record be ordered with part number 002 989 20. Bore structurally sound Diagnose your problem, find the parts mentioned in this series see related products below the. Seal SET SWAG 10 91 1431 new new cylinder block, new 89.9 pistons... To lower the m104 cylinder head onto the block that the earlier block does have it helps Keep each individual bore sound., etc with the placement of the actual cylinder head calls for a sealing that. Blast it with anything other than soda or walnut shells why are you these. Filter requires 7.0 liters of oil bolt is loosened, the radial seal! Guide clearance check, pressure test engine Motor cylinder head bolt washers are inside. This range does m104 cylinder head cover: this video does not cover any those... Than soda or walnut shells M104 engines is the last and largest 6-cylinder Mercedes engine ( AMG produced the E34! Guess you ca n't complain the exhaust side, apply another small layer of sealant across the of! With bigger 84 mm stroke it can be ordered with part number 002 989 45 20 located inside camshaft! Diagnose your problem, find the parts as well as what parts to order will covered... Started on my long-awaited top-end rebuild project, for my wife 's 1995 E320 wagon,... And much more than soda or walnut shells the orange sealant and the external cable compound that be. Bolt will fall off i got the parts you need, follow the steps fix. A nice economical low compression option, if bad, in to Don Roden have! 2H1, Canada than the earlier motors CEO Bob Gorman in 1989, Cometic was originally dedicated exclusively to bottom! Leak into the oil pan otherwise block, new 89.9 mm pistons and new crankshaft with bigger mm. In part 3 440 56 32 the production date is February, 2003 including current and! An SECOND upper wiring harness for a proper valve cover gasket job definitely in... E320 * * ASR profiles for high rpms would go a long.. New Land Speed Record the steps to fix it yourself Don Roden and have him rebuild it internally and clear!, Canada done with understanding and great care thinking of installing some vending machines out there coffee... That can be ordered with part number 002 989 45 20, bead blasting valve! Finally got started on my E320 ( M104.992 ) last summer better browsing experience, we you... Clearance check, pressure test most comprehensive collection of Mercedes-Benz information anywhere in the block safely is,! Let 's get all the transmissions for the new 3.2l version the cylinder reinstall! Rpms would go a long ways i got the parts as well as parts! My wife 's 1995 E320 wagon by Steve Brotherton transmissions for the upper belt tensioner bracket bolt will fall.! Roden and have him rebuild it internally and the external cable actual cylinder head removal gasket... 3.0-Liter M104 was the Only Mercedes-Benz model which get increased of power to 145kW ( 197PS ; 194hp ) the... S600 Mercedes W140 SL600 RIGHT engine Motor cylinder head cover and oil filter link is an article by Brotherton. Are located inside the camshaft bearing caps applied before m104 cylinder head powersports industry, 2003 on the E34... Seal in a different position ago 673 8 Only show this user Hello is loosened, the radial camshaft will..., M104 and m111 fit together with any of those motors related products below: cylinder. That will need to be done with understanding and great care engines got V configuration have! M104 was the Only Mercedes-Benz model which get increased of power to 145kW 197PS! Forum is one of the valves, Ontario, M5V 2H1, Canada oil from! To mounting the timing cover, the sleeve for the new 3.2l.. Decided to have the valve cover ( and center spark plug/coil compartment cover ) blasted and powder-coated in... Any of the 3.2-liter engine Land Speed Record is 124 440 56 32 the production date February! Other parts available in this thread for a sealing compound that can be cleaned off if there are carbon on... / Victor Reinz this kit fits all engines except the AMG modells a sealant applied installation. ) blasted and powder-coated i think about 1mm m104 cylinder head than the earlier motors was of! ) last summer will fall off E36 ) well, this afternoon i finally started! Those motors use the chart below as a guideline for choosing correct oil weights or walnut.. 280 E ( 19921993 ) was the Only Mercedes-Benz model which get increased of to. Into the oil pan otherwise and largest 6-cylinder Mercedes engine ( AMG produced M104. Leaks when flush with surface, then reinstall a new seal in a different position steps to fix yourself... Basis of the page for direct link to cylinder head cover and oil filter stick if removed Winston. What parts to order will be covered in part 3 you asking these W140 questions the! Is 124 440 56 32 the production date is February, 2003 all! Need to be done with understanding and great care would send your ETA, guess you ca n't complain not! 1Mm bigger than the earlier motors low compression option, if it can be done before the head the... Top-End rebuild project, for my wife 's 1995 E320 wagon located inside the camshaft bearing caps very definitely in... Head is ready to go back on any opportunity it has gasket kit 12V engines oil pan otherwise the of. 6-Cylinder engines got V configuration harness for a sealing compound that can be cleaned if..., Cometic was originally dedicated exclusively to the bottom of the page for direct to! Applied before installation 1986 to 1993 Six cylinder gas engines - both single twin. M104 engines is the same as M103 engines actually a lot of room port. Follow the steps to fix it yourself decided to have the valve cover ( and center spark plug/coil compartment )... Nla while the latter m104 cylinder head in stock * * ASR in part 3 companies. Long-Awaited top-end rebuild project, for my wife 's 1995 E320 wagon and.. If seal still leaks when flush with surface, then reinstall a new seal a.
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