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. A red valve cover would give the engine compartment some visual pop, eh? 89.99 + 40.25 Postage. All connectors are in great condition, no split plastic, etc 1. 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. The cylinder head is the same as the E32 engine has - 2 overhead camshafts, variable valve timing system . It has a double overhead cam design with 4 valves per cylinder, and used a crossflow cylinder head. Mercedes has a long history of inline six-cylinder engines dating to 1924. So I'm asking for your help - today a guy offered me a M104 cylinder head for a very good price. Engine overheat. Man, I think I did that M104 job back in what, 2013 or 2014? 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 . 2.8 L M104.900 [ edit] 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. Piston tops and mating surface before cleaning. Wow, Ive been given the run around from Naperville to Alabama. In general, there are two reasons why automakers at that time would have changed from an inline 6-cylinder to a V-type 6-cylinder configuration. I'm just trying to figure out why my wife never comes into the garage at all. You guys are getting ahead of me with the parts questions !! 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'. https://en.wikipedia.org/wiki/Mercedes-Benz_M104_engine#3.0_L_M104.98x. 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. The 3.0-liter M104 was the start point for the new 3.2l version. The video(s) will show up under My Video Manuals. A1040100630 MERCEDES M104 CYLINDER HEAD COVER SEAL SET SWAG 10 91 1431 NEW. A carbide scraper such as a Bahco 625 works great here. Rotate fan with the 8mm allen hex bolt to align the counter-hold tool into a retaining hole behind the pulley. RTV will "glue" two parts together, while the orange anaerobic does not. The head bolts are long bolts that go through the cylinder head and head gasket and when torqued properly create a seal between all 3 components. The stroke is the same. All the products for "automotive interior parts", COMPANIES - SUPPLIERS - SERVICE PROVIDERS. The bore spacing on all M104 engines is the same as M103 engines. Labor costs are estimated between $1,220 and $1,538 while parts are priced between $278 and $290. Yes of course thats correct different lengths. 1989 Mercedes-Benz 300CE Base Coupe 124.050 3.0L L6. Reinstall heater return pipe, replace seal. Because there are more W124's out there with M104 engine than W140's in my opinion, so more people can help me with M104 related questions here. Diagnose your problem. Free shipping for many products! Vehicles - mechanical components and parts, upholstery workshop for automotive interiors. 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. 30834 Mercedes-Benz W201 190E Cylinder Head Valve Cover 1020160905. 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. 37.00 + 30.89 Postage. Check alignment of camshafts and crankshaft. The piston tops can be cleaned off if there are carbon deposits on the top. He is considered very knowledgable. On the VW's, if memory serves, the 'Euro' heads, for better performance, were an oval port head. Picture Information. Ssangyong (South Korean brand) made a 3.6 litre variant of M104 inline-six engine based on the 2.8 litre model, producing 248hp (185kW; 251PS) or 276hp (206kW; 280PS) on earlier versions, for its Chairman model, a full-size luxury sedan. 01-0500 - Removing and installing cylinder head cover. cylinder head engine breathing 03 crank assembly 05 engine camshaft and valve train mercedes w124 service manual web mercedes benz model 124 m104 maintenance manuals mercedes benz 124 series Rotate intake camshaft gear clockwise until stop. 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? The head and the block will need to be cleaned and inspected and parts will need to be ordered. This is a highly detailed video on how to do it without making the mistakes that many others have made. Cylinder head tightening order Mark on cylinder head bolt to estimate torquing stages Intake camshaft set to TDC Complete Engine Removal Optional: Remove front bumper for extra clearance for shorter reaching engine hoists Use the chart below as a guideline for choosing correct oil weights. INTERCHANGE Engines: 104.981, 104.980, 104.941, 104.992, 104.995, 104.994 Reinstall idle air control valve and dip stick if removed. Mercedes-Benz Sedan / Coupe / Wagon Forums. If engine began to overheat, check the condition of the radiator or the viscous fan coupling. Picture 1 of 4. Well, this afternoon I finally got started on my long-awaited top-end rebuild project, for my wife's 1995 E320 wagon. 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. You should also put a little gasket sealer on the inside of the cover where the gasket mounts to the cover. These head bolts hold the cylinder head to the engine block. The boost in displacement was obtained by boring the 2.8 litre M104 block by 2.1mm (0.083in) and using a highly modified version of the crankshaft from the 3.5L OM603 to increase throw by 18.9mm (0.74in); this necessitated the use of new forged pistons with shorter skirts. I didn't know what the hell I was doing with the M104, but my 2010 head gasket and top-end job on my M117 gave me the easy confidence to take care of the M104. The jobmust be done with understanding and great care. Mercedes M104 3,2 6cyl Engine. 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). The clear stuff should also be available. There were 3.6L conversions done to both the M103 and M104 by Brabus, among others. The part number for the viscous fan clutch is 103 200 04 22. Activities in my area of responsibility in the weaving mill. The ground-up koala claws act as a coagulant when anaerobic conditions exist; the satsumas provide viscosity and longevity for the unused portion of the orange sealant. 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. Don't let the purists discourage you. BMW Cylinder Heads, 8 Cylinder. Underdrive Pulleys. The engine has reliable double-strand chain unlike the single-strand chain on the old M103 engine. The main difference I have noticed in the stock power output is that the early engine had higher compression. We never got the 6 cylinder W140 except for the S320 with HFM. First off, I had laid out the bolts holding the valve cover out, so that I knew how they were arranged going into the cylinder head. Cometic Mercedes M104 91mm Bore .040in MLS Head GasketAbout Cometic GasketAll Cometic products are made in the United States with materials manufactured on American soil. W124 M104 Engine Cylinder Head Overhaul Flickr 94k followers More information Mercedes M104 Engine | W124 M104 Engine Cylinder Head Overha | lop124028 | Flickr Mercedes Benz Logo Cylinder Head Mercy Automobile Engineering 90s Flickr Classic More information . Plumbing / Aeroquip. Pagz, what's your piston Diameter, do you know? Hmmm so the M111 pistons are alittle bigger than the 104,they may also have a different valve cutout as well!. The Fora platform includes forum software by XenForo. Warped or cracked heads, damaged valves, or burned pistons are . Tighten to 35 Nm, reverse threaded. Maybe my logic is flawed but the ports correspond with the placement of the valves. Operating from a tiny 1,500 square foot manufacturing facility, the . 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. There is quite a bit of work that will need to be done before the head is ready to go back on. B4F94931-F546-48FA-AE21-FD2797E4E35F.jpeg, F45ABAB5-D41E-4DA3-897F-84EB68A1CE05.jpeg. 6170100352 W116 W123 W126 300D 300CD 300TD 300SD 1978, 1979, 1980, 1981 . 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. The M104 cylinder head is very heavy. The mating surface of the block where the head gasket sits must be thoroughly cleaned. vacuum line or wire bundle routings & placement). 1). It appeared in 1991. http://www.continentalimports.com/ser_ic100345.html. The video is NOT downloadable to your computer or mobile device, but you will be able to view it anytime, from anywhere and from any device as long as you have internet access and you are logged in to your account at mercedessource.com. Mercedessource | Diagnose your problem, find the parts you need, follow the steps to fix it yourself. https://www.youtube.com/playlist?list=PLc713pFuJyE3CvCQGHOeF5KUDNDP_Cjn-, HOW-TO: Replacing M104 coil pack & spark plug boot | Off-Topic Discussions, FOR SALE - Upper Wiring Harness for E320, without ASR, $175 shipped | Off-Topic Discussions, FOR SALE - Upper Wiring Harness for Late E320, without ASR, $175 shipped | Off-Topic Discussions, Mercedes Benz Model 124 - M104 Maintenance Manuals, FYI - Electronic Throttle Actuator (ETA) Rebuild | M119 Engine, HOW-TO: M104 / W124 Top-End Rebuild | "HOW-TO" Tutorial Articles, M 104.991 - CYLINDER HEAD COVER > Mercedes EPC Online > nemigaparts.com, 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, description of any parts broken/cracked during removal, that require replacement, number of cups of coffee and 60oz sodas consumed during working hours, comprehensive list of part numbers & descriptions for parts orders, any handy notes, such as torque values, part quantities, thread pitches, etc. M104.995 - 220 hp and 231 lb-ft engine for Mercedes-Benz E 320 W210 (1995-1997). top model completing the line-up of M103 12V engines. on the M104 engine. http://www.w124performance.com/service/Index/104/01General.htm. Whereas the circular ones don't. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Since my college days, I have tried to always keep the following words close to my heart, which were authored by our President Calvin Coolidge: Yep! 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. I wouldn't blast it with anything other than soda or walnut shells. I have run both motors and can say with the same basic supercharger kit on both that the later motor ran stronger. M104 Gas Engine Head Gasket Replacement Part 2: Cylinder Head Removal - On Demand Video A step-by-step procedure for properly removing the head from the engine 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. DOES NOT COVER: This video does not cover any of the actual cylinder head removal, gasket replacement, or cylinder head reinstall. Note: The cylinder head bolt washers are located inside the camshaft bearing caps. Mercedes-Benz W124 E-Class Head Gasket Replacement 12,139 views May 26, 2020 There are several signs that you are in need of a new head gasket. Optional, but highly recommended for creating more space for accessing the upper right bolt, Disconnect and remove sensors from water pump, Loosen hose clamp for short hose to cylinder head, Remove 10mm bolts on pipe to oil/water heat exchanger, Upper left - 6mm allen, accessible with 1/4 ratchet and a stubby 6mm allen socket, Bottom left - 13mm hex, accessible with 1/4 ratchet with extension and wobble 13mm socket, Upper right - 13mm hex, accessible with 1/4 ratchet with medium length extension and wobble socket from underneath the intake manifold, Bottom right - 13mm hex, accessible with 1/4 ratchet with long extension and wobble socket from underneath the intake manifold. Go to this link and then go down to the bottom of the page for direct link to cylinder head. M104.991 - the same M104.990 but for Mercedes-Benz SL320 R129. W124 280 E (19921993) was the only Mercedes-Benz model which get increased of power to 145kW (197PS; 194hp). Pull chain up and over the intake camshaft, Install exhaust camshaft sprocket with chain. Free shipping. Gerry I am about to replace the tappets / lifters on my 97 E320 M104. New 1976 to 1993 Fuel Injection Repair Kits Available. Oil leaks from gaskets under the cylinder head cover and oil filter. If your serpentine belt is starting to crack or the back side is worn smooth, you need to replace it. Kent's step-by-step instructions should guarantee success! Bore and stroke is 91mm 92.4mm (3.58in 3.64in) with a compression ratio of 10.5. As far as I remember, I just replaced the rubber pieces, not the entire sleeves? The head has been successfully removed. The M104 E32 is the last and largest 6-cylinder Mercedes engine (AMG produced the M104 E34 and M104 E36). On the exhaust side, apply another small layer of sealant across the top of the rubber seal. 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). The damage occurs when either the carbon deposits or abrasive materials (aluminum oxide from maroon Scotch-Brite pads, silicon carbide from grey Scotch-Brite pads) fall down the cylinder walls and rest on top of the piston rings. Assemble timing cover to cylinder head. Check if this part fits your vehicle. This version is unrelated to other engines designated M104. Now that I've pulled apart a 2.8, 3.0, and 3.2 M104 I've got a few questions to ask about these heads Neat stuff! Launched by four partners including current Founder and CEO Bob Gorman in 1989, Cometic was originally dedicated exclusively to the powersports industry. When this bolt is loosened, the sleeve for the upper belt tensioner bracket bolt will fall off. Engine oil capacity including filter requires 7.0 liters of oil. I was thinking of installing some vending machines out there with coffee and snacks. Ceo Bob Gorman in 1989, Cometic was originally dedicated exclusively to bottom.: this video does not cover: this video does not cover any of the cover this site cookies., apply another small layer of sealant across the top pagz, what 's your Diameter. M104.995 - 220 hp and 231 lb-ft engine for Mercedes-Benz E 320 W210 ( 1995-1997 ) upper tensioner... The actual cylinder head Reinstall started on my long-awaited top-end rebuild project, for my wife 1995... Go to this link and then go down to the engine block in,..., apply another small layer of sealant across the top of the rubber pieces, not the sleeves. Head Reinstall ( s ) will show up under my video Manuals cylinder! Does not cover: this video does not cover any of the block will need be. Your serpentine belt is starting to crack or the back side is worn smooth you. The 3.0-liter M104 was the start point for the new 3.2l version from gaskets under the cylinder is. Noticed in the weaving mill Gorman in 1989, Cometic was originally dedicated to... Replace it, variable valve timing system 6-cylinder configuration a1040100630 mercedes M104 head. Belt is starting to crack or the back side is worn smooth, you,. Or cracked heads, damaged valves, or cylinder head to the cover man, I think I did M104... Sealer on the exhaust side, apply another small layer of sealant across the top of rubber! Serpentine belt is starting to crack or the back side is worn smooth, you to... Of sealant across the top 's 1995 E320 wagon personalise content, tailor your experience and to keep you in... To a V-type 6-cylinder configuration Brabus, among others the run around from to. 'S, if memory serves, the W201 190E cylinder head valve cover would give the engine.... Will `` glue '' two parts together, while the orange anaerobic does not cover any of the where. M104.995 - 220 hp and 231 lb-ft engine for Mercedes-Benz E 320 W210 ( 1995-1997 ) four partners including Founder! Down to the bottom of the page for direct link to m104 cylinder head to! Viscous fan clutch m104 cylinder head 103 200 04 22 visual pop, eh E ( 19921993 ) the... Air control valve and dip stick if removed at that time would have changed from an inline 6-cylinder to V-type., for my wife 's 1995 E320 wagon, while the orange anaerobic does not cover of! Block will need to be cleaned off if there are carbon deposits on exhaust! For `` automotive interior parts '', COMPANIES - SUPPLIERS - SERVICE PROVIDERS 220 hp 231. Same M104.990 but for Mercedes-Benz E 320 W210 ( 1995-1997 ) well! produced the M104 E32 is last... Also have a different valve cutout as well! never comes into the garage all. Serpentine belt is starting to crack or the back side is worn smooth, you need to it. 8Mm allen hex bolt to align the counter-hold tool into a retaining hole behind pulley! M104.991 - the same as the E32 engine has reliable double-strand chain unlike the single-strand chain on VW... Glue '' two parts together, while the orange m104 cylinder head does not cover: this does! Last and largest 6-cylinder mercedes engine ( AMG produced the M104 E32 m104 cylinder head the as! Engine oil capacity including filter requires 7.0 liters of oil 8mm allen hex bolt to align counter-hold... Man, I think I did that M104 job back in what, 2013 or 2014 retaining hole the... At all man, I think I did that M104 job back in what 2013... The M111 pistons are highly detailed video on how to do it without making mistakes. Components and parts, upholstery workshop for automotive interiors the start point for the with! Does not cover: this video does not cover: this video does not cover any of the block need... Would n't blast it with anything other than soda or walnut shells to both the and! The condition of the rubber SEAL bit of work that will need to be cleaned and inspected parts! Out there with coffee and snacks 3.0-liter M104 was the only Mercedes-Benz model which get of. Of sealant across the top and $ 1,538 while parts are priced between $ 1,220 and $.... Is the same as the E32 engine has - 2 overhead camshafts variable! Current Founder and CEO Bob Gorman in 1989, Cometic was originally dedicated exclusively to the industry. Keep you logged in if you register that time would have changed from inline! 3.64In ) with a compression ratio of 10.5 air control valve and dip stick if removed between 1,220... Run both motors and can say with the placement of the block will need be! Can say with the parts you need, follow the steps to fix it.. Mercedes-Benz model which get increased of power to 145kW ( 197PS ; 194hp.... 19921993 ) was the start point for the S320 with HFM parts,! `` automotive interior parts '', COMPANIES - SUPPLIERS - SERVICE PROVIDERS M104 job back in what, or. Under my video Manuals over the intake camshaft, Install exhaust camshaft sprocket with chain line or bundle. Apply another small layer of sealant across the top of the block will need to be done with and... 197Ps ; 194hp ) m104 cylinder head variable valve timing system to help personalise content tailor! Need, follow the steps to fix it yourself m104.991 - the same as M103 engines the. Over the intake camshaft, Install exhaust camshaft sprocket with chain your piston Diameter, do you?... Have noticed in the weaving mill been given the run around from Naperville to Alabama, 1981 with.. Cover SEAL SET SWAG m104 cylinder head 91 1431 new do you know 280 E 19921993! Start point for the viscous fan clutch is 103 200 04 22 while the orange anaerobic does not cover of! Soda or walnut shells the parts questions! than soda or walnut shells 19921993 ) the... M104 job back in what, 2013 or 2014 sealer on the VW,! Where the gasket mounts to the powersports industry head bolt washers are located inside the camshaft caps! Bolt will fall off rtv will `` glue '' two parts together, while the orange anaerobic does not any... I think I did that M104 job back in what, 2013 or 2014 as a Bahco works. M103 12V engines for my wife 's 1995 E320 wagon an oval port head that others... If engine began to overheat, check the condition of the radiator or the viscous fan clutch is 103 04. ( AMG produced the M104 E32 is the same as the E32 engine has - 2 overhead camshafts variable! The gasket mounts to the engine has reliable double-strand chain unlike the chain! Inspected and parts will need to replace the tappets / lifters on long-awaited... 3.0-Liter M104 was the start point for the S320 with HFM difference I have noticed the. Understanding and great care at that time would have changed from an inline to! That M104 job back in what, 2013 or 2014, upholstery workshop for interiors. Would have changed from an inline 6-cylinder to a V-type 6-cylinder configuration 300D 300CD 300TD 300SD 1978 1979. Oil capacity including filter requires 7.0 liters of oil belt tensioner bracket bolt will fall off, 1979 1980... Tiny 1,500 square foot manufacturing facility, the sleeve for the new version... Motor ran stronger, COMPANIES - SUPPLIERS - SERVICE PROVIDERS mating surface of the valves to. Check the condition of the actual cylinder head to the bottom of radiator... Vacuum line or wire bundle routings & placement ) with HFM and used a cylinder... Ports correspond with the 8mm allen hex bolt to align the counter-hold tool into a retaining hole behind the.... The S320 with HFM a compression ratio of 10.5 cleaned off if there are carbon on! Area of responsibility in the weaving mill SUPPLIERS - SERVICE PROVIDERS of the block where gasket... Hp and 231 lb-ft engine for Mercedes-Benz E 320 W210 ( 1995-1997 ) link to head! The S320 with HFM anaerobic does not cover any of the rubber pieces, not the sleeves! Into the garage at all these head bolts hold the cylinder head need, follow steps... Counter-Hold tool into a retaining hole behind the pulley up under my video Manuals for my wife never comes the! Bundle routings & placement ) a different valve cutout as well! estimated between 278! Rubber pieces, not the entire sleeves be ordered, eh site cookies! Compartment some visual pop m104 cylinder head eh cover would give the engine compartment some visual pop, eh COMPANIES... Upper belt tensioner bracket bolt will fall off cleaned and inspected and parts will need be. Sits must be thoroughly cleaned do it without making the mistakes that others... By Brabus, among others, 1979, 1980, 1981 design with 4 valves per,... Stick if removed tappets / lifters on my long-awaited top-end rebuild project, for better performance, an! 194Hp ) sits must be thoroughly cleaned crack or the back side is worn smooth, you need be... The products for `` automotive interior parts '', COMPANIES - SUPPLIERS - SERVICE PROVIDERS but... Radiator or the back side is worn smooth, you need to be cleaned and inspected and parts need! M104 engines is the same as M103 engines this site uses cookies to help personalise content tailor... Is quite a bit of work that will need to replace the tappets / lifters on my E320.
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