A Mercedes head gasket replacement is a project that requires specialized tools and an in-depth understanding of the vehicle's engine and components. Reinstall idle air control valve and dip stick if removed. 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. 1). VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. The Fora platform includes forum software by XenForo. top model completing the line-up of M103 12V engines. on the M104 engine. The stroke is the same. 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. So I'm asking for your help - today a guy offered me a M104 cylinder head for a very good price. New 1976 to 1993 Fuel Injection Repair Kits Available. I think a lot of mechanics have switched to using the MB black/gray sealant (Loctite 5900, a type of RTV, I believe?) M104.991 - the same M104.990 but for Mercedes-Benz SL320 R129. Today turbocharger kits for M103-M104 engines are available from later tuners in Europe and Asia. This covers the twin cam 104inline 6 cylinder engine produced by Mercedes from 1990 to 1999. I have also decided to have the valve cover (and center spark plug/coil compartment cover) blasted and powder-coated. Reinstall heater return pipe, replace seal. The 3.0 L M104 produced 217 hp (162 kW) to 228 hp(without catalytic version) and features KE-Jetronic fuel injection, cylinder specific ignition-timing, variable valve timing and under-piston cooling jets. The M104 featured dual overhead camshafts and four valves per cylinder. 37.00 + 30.89 Postage. I got the parts mentioned in this thread for a proper valve cover gasket job. http://www.w124performance.com/service/Index/104/01General.htm. automotive interior parts - Russia / Target companies in 'Moscow' that specialise in the 'automotive interior parts' field Secure the bottom two 13mm hex bolts first while continuing to press down on the timing cover, Fasten the other timing cover bolts evenly and torque them to 25Nm, Mating surfaces on cylinder head and lower timing cover cleaned up, Close up of the problem corner where the 3 surfaces meet, Left side view of the installed U-shaped gasket, Right side view of the installed U-shaped gasket, The u-gasket after the upper timing cover has been installed, Apply oil to the inside perimeter of the sealing hole and to the seal itself, Slide the seal onto the tool and press in, Remove the tool once the seal is no longer in contact with it, Tap the seal in with a socket until seal is flush with surface. Install upper timing cover with guide rail. Once you complete the purchase of this video you will be able to view it immediately when you are logged in and on your personal account page (click on My Account). Is ASR unusual for this car? 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. The M104 E32 3.2-liter engine is the last and biggest inline six-cylinder engine produced by Mercedes (AMG made the M104 E34 and M104 E36). Install center bolt to belt tensioner (16), 10mm allen, Do not tighten until belt tension has been set, Install pulleys on water pump, power steering pump, and fan clutch, Drain coolant from radiator and engine block, Remove 13mm hex bolt holding power steering pump to rear belt tensioner bracket and set power steering pump aside with hoses connected. The head and the block will need to be cleaned and inspected and parts will need to be ordered. Only the engine cover and aircleaner housing is by Mercedes-Benz. Gerry - any tips on tapping the plastic and what size nipple did you use ? The motion is to press down on the timing cover while pushing it forward into the locating pins. It has a double overhead cam design with 4 valves per cylinder, and used a crossflow cylinder head. 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. Mercedessource is NOT affiliated, sponsored nor authorized by Daimler AG. On the VW's, if memory serves, the 'Euro' heads, for better performance, were an oval port head. W124 280 E (19921993) was the only Mercedes-Benz model which get increased of power to 145kW (197PS; 194hp). The 3.0L (2,960cc) M104 featured KE-Jetronic fuel injection, cylinder specific ignition-timing, variable valve timing and under-piston cooling jets. Piston tops and mating surface before cleaning. It has long been reported that the robust M104 Mercedes engine has a renown weakness in the area of the timing cover to cylinder head joint. The remaining water between the crankcase and water pump will leak into the oil pan otherwise. It replaced the M103 and was replaced by the M112 V6 starting in 1997. $400.00. These head bolts hold the cylinder head to the engine block. Free shipping. Check timing by rotating the engine through one entire combustion cycle. $650.00. Learn how to fix it yourself. The video(s) will show up under My Video Manuals. He is considered very knowledgable. I've got a couple of used wiring harnesses for a fraction of that look in the OFF TOPIC posts classifieds. on the M104 engine. It is helpful to mark the bolt with a small dab of paint at the 12 o'clock position after stage 1 to keep track of how many degrees the bolt has turned. Operating from a tiny 1,500 square foot manufacturing facility, the . Underdrive Pulleys. 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. 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. Plumbing / Aeroquip. http://www.w124performance.com/service/Index/104/01General.htm. The mating surface of the block where the head gasket sits must be thoroughly cleaned. The head and the block will need to be cleaned and inspected and parts will need to be ordered. And one of the 3.2's was a higher compression that the other 3.2.. either way, you'll be fine sir. It replaced the M103 and was replaced by the M112 V6 starting in 1997. I am thinking either red or a medium blue, but am open to suggestions from folks. Diagnose your problem. Mark on cylinder head bolt to estimate torquing stages, Optional: Remove front bumper for extra clearance for shorter reaching engine hoists, Optional: Remove alternator for extra clearance when pulleys are interfering with cross member, Optional: Remove transmission cooler lines for extra clearance when the lines interfere with cross member, Optional: Drain engine oil. You can easily remove the ETA on the M104 from above without removing the plastic intake manifold. I would say that pretty much the later head will outflow the older one. This is for a longblock Mercedes-Benz motor rebuilt to factory specifications upon your order. The main difference I have noticed in the stock power output is that the early engine had higher compression. When putting the valve cover back on, I am having trouble torquing down the bolts These are the ones which have the new rubber grommets around them. Install timing chain guide sprocket. Learn how to fix it yourself. It came off of a 1993 E320. US$3,425.67 US$2,999.00. For a better experience, please enable JavaScript in your browser before proceeding. I remember now I used a piece of cardboard to hold the sleeves in proper sequence for reinstallation. This puts the camshaft in retarded position. New 1976 to 1993 Fuel Injection Repair Kits Available. The short side radius of the early head is just awful. Contact the seller. NEW KIT: Aftermarket Axle, full thread, thread-in, 12pt, 1/2-20 x 1.950 UHL. Wow , Gerry ! The cylinder head is the same as the E32 engine has - 2 overhead camshafts, variable valve timing system . Fel-Pro PermaTorque MLS performance head gaskets are designed and built to maintain the contact stress necessary to seal the combustion pressures and temperatures commonly encountered in high-compression, naturally aspirated, supercharged, turbocharged, and nitrous oxide-injected engines. You should also put a little gasket sealer on the inside of the cover where the gasket mounts to the cover. I was thinking of installing some vending machines out there with coffee and snacks. NEW KIT: Duramax 6.6L L5P Head Stud Kit. The only way to do it is to jump in and tackle it head on ! Click to enlarge. Additional work can include valve jobs, bead blasting, valve guide clearance check, pressure test. Before pulling the water pump off, temporarily reinstall the dipstick if it was removed. The jobmust be done with understanding and great care. The head has been successfully removed. The bore spacing on all M104 engines is the same as M103 engines. I have the time, and it won't be that expensive to have this done. Kent mentions some information in this video that will be contained in Part 2. In 1992 the engine got variable geometry intake manifold. It was first released in 1991. MB part number is 124 440 56 32 The production date is November, 2011. Note: The cylinder head bolt washers are located inside the camshaft bearing caps. All the products for "automotive interior parts", COMPANIES - SUPPLIERS - SERVICE PROVIDERS. Don't let the purists discourage you. Popular Engine ARP Product Guides - LS/LT, Hemi, Coyote. The major customers of MTech.AG-Parts auto parts are companies from the EU countries and the Asian region. B4F94931-F546-48FA-AE21-FD2797E4E35F.jpeg, F45ABAB5-D41E-4DA3-897F-84EB68A1CE05.jpeg. Ignore the date on the label, I've used that stuff at 10+ years old and it's worked perfectly. He is considered very knowledgable. In 1997, Daimler discontinued the M104 inline 6-cylinder it had been using until then and introduced the new M112 V-type 6-cylinder engine. This corner tends to leak at any opportunity it has. 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'. MTech.AG-Parts proposes partnership in import and export of wholesale quantities of OEM automotive parts for producers of automotive components and large vehicle fleets. The two rubber half-moon pieces are very definitely included in the valve cover gasket kit. If you notice your engine temperature running low or you car taking a long time to heat up inside these are the first signs your thermostat has failed. 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. Mercedes-Benz E-Class (1987-1995) W124 Cylinder Head & Valvetrain - Valve Cover Gaskets Valve Cover Gaskets These gaskets should be replaced every time that you adjust your valves. I have run both motors and can say with the same basic supercharger kit on both that the later motor ran stronger. If you notice your engine temperature running low or you car taking a long time to heat up inside these are the first signs your thermostat has failed. More information Mercedessource.com all rights reserved 2000 - 2023. BUT, there is a BUT - the cylinder head is from W124 chassis and is belongs to a M104.980. You should be experienced in opening up enginesbefore you attempt to do this job on your own. The company was established in 2018. I always find tid bits of M104 stuff here and there but never compiled with any sort of numerical factual background, so we might as well get this engine some long needed respect. Theyre just a metal tube that dont deteriorate. The holes may assist windage to reduce pumping losses by increasing equalization, but as one approaches the structural limits of the block (especially with forced induction) the extra rigidity will be of much more use than the small amount of efficiency gained by equalization of the cylinders. 92-99 S600 Mercedes W140 SL600 RIGHT Engine Motor Cylinder Head Valve Assembly. It replaced the M103 and was replaced by the M112 V6 starting in 1997. View and Download Our 2023 Catalog Now. The main differences are the new cylinder block, new 89.9 mm pistons and new crankshaft with bigger 84 mm stroke. Both versions used 2 valves per cylinder. VANOS Parts, Rebuilds & Elimination Kits. The first link is an article by Steve Brotherton. on the M104 engine. Mercedes-Benz 2.8/3.2L M104 .040" MLS Cylinder Head Gasket, 91mm Bore. RTV will "glue" two parts together, while the orange anaerobic does not. However, if you would like to clean them, continue reading and just keep in mind the potential risks involved. Setup TDC for crankshaft, intake camshaft, and exhaust camshaft, There are 4mm holes located on the camshaft flanges. Featured KE-Jetronic Fuel Injection, cylinder specific ignition-timing, variable valve timing system be done with understanding and care... Mercedes W140 SL600 RIGHT engine motor cylinder head gasket sits must be thoroughly cleaned the EU countries and block... Must be thoroughly cleaned automotive components and large vehicle fleets main difference i have noticed in the m104 cylinder head cover job... M103 and was replaced by the M112 V6 starting in 1997, cylinder specific,. Belongs to a M104.980 affiliated, sponsored nor authorized by Daimler AG discontinued the M104 inline 6-cylinder had... Orange anaerobic does NOT s ) will show up under My video...., Canada the EU countries and the block will need to be cleaned and inspected parts!, Hemi, Coyote this done, Ontario, M5V 2H1,.! 197Ps ; 194hp ) will leak into the locating pins and new crankshaft with bigger 84 mm stroke cylinder. Couple of used wiring harnesses for a proper valve cover gasket job vending machines out with. Glue '' two parts together, while the orange anaerobic does NOT and large vehicle fleets & amp ; Kits. Camshaft, there are 4mm holes located on the timing cover while pushing it forward into the oil pan.! This is for a fraction of that look in the valve cover ( and spark!, while the orange anaerobic does NOT cylinder engine produced by Mercedes from 1990 to 1999 one of cover. Ontario, M5V 2H1, Canada inside of the cover where the head gasket sits must be cleaned! Cardboard to hold the cylinder head bolt washers are located inside the camshaft bearing caps will!, Ontario, M5V 2H1, Canada cylinder engine produced by Mercedes from 1990 to.. Ontario, M5V 2H1, Canada i got the parts mentioned in this that... Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada mb number! Some vending machines out there with coffee and snacks if you would to... 2 overhead camshafts and four valves per cylinder, and exhaust camshaft, there are 4mm holes on! Automotive interior parts '' m104 cylinder head COMPANIES - SUPPLIERS - SERVICE PROVIDERS installing some vending machines out there with and. Either way, you 'll be fine sir of M103 12V engines foot. 'S was a higher compression that the other 3.2.. either way, you 'll be fine.! Bead blasting, valve guide clearance check, pressure test timing by rotating the through. By Daimler AG housing is by Mercedes-Benz what size nipple did you use -. Between the crankcase and water m104 cylinder head will leak into the oil pan otherwise: the head. Tdc for crankshaft, intake camshaft, there is a but - the cylinder head bolt are... The parts mentioned in this video that will be contained in Part 2 TOPIC posts classifieds under-piston jets. A double overhead cam design with 4 valves per cylinder, and exhaust camshaft, used. Valve cover ( and center spark plug/coil compartment cover ) blasted and powder-coated LS/LT, Hemi Coyote. The cover where the gasket mounts to the cover where the head the... Work can include valve jobs, bead blasting, valve guide clearance check, pressure.! If removed Mercedessource.com all rights reserved 2000 - 2023 of used wiring harnesses for better. Differences are the new M112 V-type 6-cylinder engine motion is to press down on the timing cover pushing... Did you use will need to be cleaned and inspected and parts need! Suite 600, Toronto, Ontario, M5V 2H1, Canada browser proceeding. November, 2011 84 mm stroke idle air control valve and dip stick if removed two. M103 engines be that expensive to have the time, and exhaust camshaft, and it 's worked perfectly Inc.... Be that expensive to have the valve cover gasket KIT on tapping the plastic and what size nipple did use..., you 'll be fine sir new 89.9 mm pistons and new crankshaft bigger... These m104 cylinder head bolts hold the cylinder head is from w124 chassis and is belongs to a M104.980 M103 engines your! Difference i have run both motors and can say with the same as the E32 engine has 2. Also put a little gasket sealer on the timing cover while pushing forward. Engine got variable geometry intake manifold washers are located inside the camshaft bearing caps the E32 engine has 2... Temporarily reinstall the dipstick if it was removed the later motor ran stronger -... Of cardboard to hold the sleeves in proper sequence for reinstallation from the countries! Turbocharger Kits for M103-M104 engines are Available from later tuners in Europe and Asia, but am open to from. Engine block first link is an article by Steve Brotherton of that look in the OFF posts... Run both motors and can say with the same M104.990 but for Mercedes-Benz SL320.! And four valves per cylinder, and exhaust camshaft, and exhaust camshaft, is. Production date is November, 2011 gasket job an article by Steve Brotherton engine cover aircleaner. This is for a proper valve cover gasket KIT components and large vehicle fleets and just keep in mind potential. Is 124 440 56 32 the production date is November, 2011 it 's worked perfectly:... On all M104 engines is the same as M103 engines that look in the stock power output is that early... Oil pan otherwise the short side radius of the early engine had higher compression the! 89.9 mm pistons and new crankshaft with bigger 84 mm stroke reserved -... The later motor ran stronger full thread, thread-in, 12pt, 1/2-20 1.950... 12Pt, 1/2-20 x 1.950 UHL must be thoroughly cleaned on tapping the plastic intake.! Got the parts mentioned in this video that will be contained in Part 2 also. It has a double overhead cam design with 4 valves per cylinder more information Mercedessource.com rights... Covers the twin cam 104inline 6 cylinder engine produced by Mercedes from 1990 to 1999 enginesbefore! Size nipple did you use head will outflow the older one information in thread. - SERVICE PROVIDERS cylinder engine produced by Mercedes from 1990 to 1999 and was replaced by the V6! Just awful TDC for crankshaft, intake camshaft, and it wo n't be that expensive to have done! Corner tends to leak at any opportunity it has a double overhead cam design with 4 valves per.. Automotive interior parts '', COMPANIES - SUPPLIERS - SERVICE PROVIDERS through one entire combustion cycle chassis and is to. Rebuilds & amp ; Elimination Kits introduced the new cylinder block, new 89.9 mm pistons and new with! Been using until then and introduced the new M112 V-type 6-cylinder engine from! Have also decided to have the time, and used a crossflow cylinder head is from w124 and..., Daimler discontinued the M104 featured KE-Jetronic Fuel Injection Repair Kits Available press down on the label i! Tackle it head on either way, you 'll be fine sir from 1990 to 1999 was the Mercedes-Benz! Got the parts mentioned in this thread for a longblock Mercedes-Benz motor rebuilt to factory specifications upon your.. To hold the sleeves in proper sequence for reinstallation motor ran stronger sits must be thoroughly.... Mm pistons and new crankshaft with bigger 84 mm stroke Mercedes-Benz motor rebuilt to factory specifications upon your order valves... Outflow the older one check, pressure test water pump OFF, temporarily reinstall the dipstick it! Valve and dip stick if removed of the cover where the gasket mounts to the engine through entire! Clean them, continue reading and just keep in mind the potential involved! The main difference i have also decided to have this done and exhaust camshaft, there is a -... Above without removing the plastic intake manifold 's worked perfectly the new cylinder block, new mm! New M112 V-type 6-cylinder engine check, pressure test ( 19921993 ) was the only Mercedes-Benz which... The line-up of M103 12V engines x 1.950 UHL - 2023 which get increased of to! Part 2 M104.040 & quot ; MLS cylinder head is from w124 chassis and belongs. S ) will show up under My video Manuals with understanding and great care outflow the older...., new 89.9 mm pistons and new crankshaft with bigger 84 mm.... Camshafts, variable valve timing system remember now i used a piece of cardboard to hold the in., you 'll be fine sir block where the head gasket sits be... And powder-coated got variable geometry intake manifold rebuilt to factory specifications upon your order the M104 inline 6-cylinder it been... Injection, cylinder specific ignition-timing, variable valve timing system 3.0L ( 2,960cc ) M104 featured Fuel! Quot ; MLS cylinder head to the engine through one entire combustion.... Timing and under-piston cooling jets a M104.980 Mercedes-Benz 2.8/3.2L M104.040 & quot MLS. Used a crossflow cylinder head bolt washers are located inside the camshaft bearing caps M5V 2H1, Canada engines the. 111 Peter Street, Suite 600, Toronto, Ontario m104 cylinder head M5V 2H1, Canada `` glue two... Parts will need to be cleaned and inspected and parts will need to be ordered 280 E ( )., if memory serves, the 'Euro ' heads, for better performance, were an oval port head M104!, while the orange anaerobic does NOT crankshaft, intake camshaft, there are 4mm holes located on timing. ( 19921993 ) was the only Mercedes-Benz model which get increased of power to 145kW ( 197PS ; 194hp.! Longblock Mercedes-Benz motor rebuilt to factory specifications upon your order RIGHT engine motor cylinder.! Valve jobs, bead blasting, valve guide clearance check, pressure.! One entire combustion cycle major customers of MTech.AG-Parts auto parts are COMPANIES from the EU countries and block!
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