http://www.peachparts.com/shopforum/showthread.php?t=168477. 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 . For other parts available in this series see related products below: The first link is an article by Steve Brotherton. 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. But thank you for your answer. . But in 1997, the company introduced its first V-6, the 90-degree M112, which shared its basic single-overhead-cam,. The Mercedes-Benz M104 is a straight-6 automobile engine produced from 1989 through 1999. Maybe my logic is flawed but the ports correspond with the placement of the valves. Free shipping for many products! For a better experience, please enable JavaScript in your browser before proceeding. Nice! 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. Wow, Ive been given the run around from Naperville to Alabama. The AMG 3.6 M104 was rated at 276hp (206kW; 280PS) at 5,750rpm and 284lbft (385Nm) of torque at 4,000rpm using the HFM engine management system. Kent assumes that if you are attempting this job,you will know how to remove nuts, bolts and fasteners with just a simple explanation. B4F94931-F546-48FA-AE21-FD2797E4E35F.jpeg, F45ABAB5-D41E-4DA3-897F-84EB68A1CE05.jpeg. And one of the 3.2's was a higher compression that the other 3.2.. either way, you'll be fine sir. - Setting up fully and partially automated production machines and plants - Installing and removing machine parts and tools. 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. 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. It's how we learn and grow, by stretching our boundaries. I wanted to say I do not have any pictures of the c36 head. This is held on by six 5mm Allen-head bolts, which are easily taken care of. View and Download Our 2023 Catalog Now. Is ASR unusual for this car? Currently, we import to Russia auto parts by Dunlop systems (United Kingdom) and VIGOR (China). Rotate fan with the 8mm allen hex bolt to align the counter-hold tool into a retaining hole behind the pulley. It replaced the M103 and was replaced by the M112 V6 starting in 1997. The M104 E32 is the last and largest 6-cylinder Mercedes engine (AMG produced the M104 E34 and M104 E36). on the M104 engine. This engine is one of the most reliable Mercedes-Benz engines. 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. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. 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. Alternatives include Loctite 5900 and Permatex The Right Stuff. 200kmiles on this ETA , guess you can't complain . Fit 98-11 Chrysler 3.2/3.5/4.0L V6 Cylinder Head Bolt Set SOHC 24V engine motor. $400.00. I have also decided to have the valve cover (and center spark plug/coil compartment cover) blasted and powder-coated. The M104 featured dual overhead camshafts and four valves per cylinder. The main differences are a new cylinder block, new 89,9 mm pistons and a new 84 mm long-stroke crankshaft. http://www.continentalimports.com/ser_ic100345.html. Because of a design weakness, it is common if not obligatory for these engines to leak . M104.990 - 231 hp engine for Mercedes-Benz 300 SE/SEL W140 (1991-1993). 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. S65. Question for you why replace these sleeves? This is not a beginner mechanic job! Today turbocharger kits for M103-M104 engines are available from later tuners in Europe and Asia. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. 6170100352 W116 W123 W126 300D 300CD 300TD 300SD 1978, 1979, 1980, 1981 . Mercedessource is NOT affiliated, sponsored nor authorized by Daimler AG. Plumbing / Aeroquip. Possible problems you may have with wiring harness. Kent mentions some information in this video that will be contained in Part 2. 1993 and newer models. A1040100630 MERCEDES M104 CYLINDER HEAD COVER SEAL SET SWAG 10 91 1431 NEW. It was first released in 1991. 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! The head has been successfully removed. It was designed on the basis of the 3.2-liter engine. Kits should come with a new seal ring for replacement on the filter cap. My M111 runs the 104's 149mm rods with an 88.4 stroke,so has a ratio of 1.68. Availability: In stock. Thread size is M6x1.0, Remove lower guide sprocket, left handed thread 17mm, Pull chain off the intake camshaft gear and set aside, Unbolt cylinder head in reverse of tightening order with the following 3 stages (M12 triple square socket), Unscrew and completely remove bolt starting with #14 #1, Use an M6x1.0 screw to extract the guide rail pin. Turbocharger kits were offered for both the M103 and M104 engines by Turbo Technics, Mosselman, Lotec, MAD Modify, Turbobandit and other tuners. I have run both motors and can say with the same basic supercharger kit on both that the later motor ran stronger. 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 Mercedes-Benz M104 is a straight-6 automobile engine produced from 1989 through 1999. [13][14][15][16][17][18][19][20], For the 3.2L (3,199cc), the compression ratio is the same 10.0:1 on all W210, R129, and W140 but it did differ from 9.2:1 to 10.0:1 on W124 (M104.992). According to ISPPI sleeve 104 992 18 20 and 104 992 19 20 are both shown as valid for various M104 engines including mine and an M104.991. You should also put a little gasket sealer on the inside of the cover where the gasket mounts to the cover. The average cost for a Mercedes-Benz E320 head gasket replacement is between $1,497 and $1,828. The metal to metal surfaces of the upper timing cover need a sealant applied before installation. While the cylinder head is off, it's recommended to send it off to a machine shop to have the mating surface refinished and the valve stem seals replaced at the very least. 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. During the 1990s UK customers were able to buy new vehicles equipped with a Turbo Technics conversion directly from Mercedes dealer Hughes of Beaconsfield (limited run of 75 conversions). 01-1000 - Notes regarding crankcase; 01-1020 - Dimensions for pressing in straight pins in crankcase; 01-1100 - Measuring, drilling and honing cylinder bores; 01-1200 - Facing crankcase contact surface; 01-1220 - Servicing threaded holes for cylinder head bolts Whereas the circular ones don't. MTech.AG-Parts LLC is engaged in export and import of OEM auto parts, wholesale of automotive parts to Russia, the EU and Asia countries. It is NOT appropriate for E320 models with ASR. Check if this part fits your vehicle. I do want to point out that the ports can be cleaned up quite a bit without opening them to much and keeping velocity up is pretty important. And as I mentioned, turns out the head is not from 3.0 24v, but from facelift W124 with M104 (104.992). The major customers of MTech.AG-Parts auto parts are companies from the EU countries and the Asian region. SKU. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. With 280 hp and 385 Nm of torque, the M104 was a powerhouse engine that was well known for its use in the first AMG production vehicle, the Mercedes-Benz C 36 AMG. The only way to do it is to jump in and tackle it head on ! Reinstall thermostat and thermostat cover, replace seal. Oil cylinder bolt threads and head mating surface and torque bolts in 3 stages following the tightening order. 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 VW's, if memory serves, the 'Euro' heads, for better performance, were an oval port head. Before pulling the water pump off, temporarily reinstall the dipstick if it was removed. A hoist is used to lower the head onto the block safely. The stroke is 73.5 mm (2.3-liter version has 89.0 mm stroke). Gerry you need to do a write up on how you do these write ups. This 3.0 L (2960 cc) 24v DOHC was introduced as a sports car resp. The clear stuff should also be available. If not, please refer back to our "Solutions Finder" and enter your chassis number and the specific problem you are having to see if we offer a solution. Why the interest in a older generation head with no advantages? My degree is in Technical Journalism, with a specialization in Technical Writing. Regarding the rubber washer ( thrust piece ) ---104 016 03 64 is in stock and per ISPPI is valid for an M104.991 engine. Remove coil packs T30 bolts and spark plug wires. 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. Go to this link and then go down to the bottom of the page for direct link to cylinder head. 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 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. The video(s) will show up under My Video Manuals. This engine has its crankshaft and cylinder block. The 3.0L (2,960cc) M104 featured KE-Jetronic fuel injection, cylinder specific ignition-timing, variable valve timing and under-piston cooling jets. So I'm asking for your help - today a guy offered me a M104 cylinder head for a very good price. Other parts should be replaced while the head is off the engine. The cylinder head is the same as the four-valve M104 E30. (unless you're one). Spray the carbon deposits with WD-40 and gently use your abrasive of choice to clean them off. 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. The mating surface of the block where the head gasket sits must be thoroughly cleaned. Mercedes SL320 1996. 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. As we know Mercedes Benz M-104 engine which is inline 6 cylinder (petrol) can be seen in E320, C280 W124 etc upto 1997 or 1999 models if I am wrong correct me please.This engine is very nice,smooth and durable for hundred of thousands of miles but it is prone to head gasket failures and the oil leak can be seen from the engine front cover where It appeared in 1991. I remember now I used a piece of cardboard to hold the sleeves in proper sequence for reinstallation. 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. - Carrying out quality changes. I think the total bore spacing is larger on the M102/M111 series than the M104. 1989 Mercedes-Benz 300CE Base Coupe 124.050 3.0L L6. This covers the twin cam 104inline 6 cylinder engine produced by Mercedes from 1990 to 1999. 002-989-47-20-10 [. They are both superseded from older part numbers. Mercedessource.com all rights reserved 2000 - 2023. 1). Rotate intake camshaft gear clockwise until stop. The jobmust be done with understanding and great care. Go to this link and then go down to the bottom of the page for direct link to cylinder head. The most common among them is the mixing of your. The engine has reliable double-strand chain unlike the single-strand chain on the old M103 engine. Mercedessource | Diagnose your problem, find the parts you need, follow the steps to fix it yourself. I wish there was more of this kind of stuff around here! M104.992 - M104.991 with compression ratio 9.2, power is 220 hp. In 1993, two capacities replaced the 3.0 litre: a 2.8L; 170.8cuin (2,799cc) replaced the old single-cam M103 engine and the 3.2 litre M104.99x replaced the double-cam M104.98x. 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. 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. Other parts should be replaced while the head is off the engine. M103 and this engine were replaced by the later 2.8l and 3.2l versions of M104. For a better experience, please enable JavaScript in your browser before proceeding. 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. Underdrive Pulleys. I also sent the injectors off to. On the exhaust side, apply another small layer of sealant across the top of the rubber seal. Turn the crank bolt until the piston is at the top of its stroke and you have full access. This is a highly detailed video on how to do it without making the mistakes that many others have made. Sorry, but this browser or your browser version is not supported. For a better experience, please enable JavaScript in your browser before proceeding. 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. I thought so as well, but after I mic'ed the camshafts, the lifts are very close and this pdf shows that the intake only has 4 degrees more duration on the .98 and the exhaust cam is the same, though indexed 1 degree off of the .98 motors. Learn how to fix it yourself. The main differences are the new cylinder block, new 89.9 mm pistons and new crankshaft with bigger 84 mm stroke. 37.00 + 30.89 Postage. Assemble timing cover to cylinder head. Vehicles - mechanical components and parts, upholstery workshop for automotive interiors. If your serpentine belt is starting to crack or the back side is worn smooth, you need to replace it. 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. I have the time, and it won't be that expensive to have this done. The cylinder head is the same as the E32 engine has - 2 overhead camshafts, variable valve timing system . M104 Gas Engine Head Gasket Replacement Part 2: Cylinder Head Removal - On Demand Video, M103 and M104 Straight Six Serpentine Belt Removal and Replacement - 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, Disconnecting things from the intake manifold, Why you would need to replace the head gasket, The front timing cover seal leak explained, Close up of some key things you have to remove from the head, Why Kent will not cover removing every bolt and fastener. I don't see any problem posting this question here. Chinese car Roewe R95L which based on SsangYong Chairman also uses 3.6 litre version of M104 engine. I plan on doing the exhaust next time the head is off. Activities in my area of responsibility in the weaving mill. 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. CAT-CSS-M104-4000905 215.462.4666 . $650.00. All, I have an SECOND upper wiring harness for a late production E320 **without** ASR. Labor costs are estimated between $1,220 and $1,538 while parts are priced between $278 and $290. And gently use your abrasive of choice to clean them off valve timing system 2.3-liter version has 89.0 mm )! You purchase through links on our site, we may earn an affiliate commission, which shared its single-overhead-cam. Facelift W124 with M104 ( 104.992 ) metal surfaces of the cover the! Higher compression that the later motor ran stronger care of see related products below: the first is! May earn an affiliate commission, which shared its basic single-overhead-cam, belt is to. Any problem posting this question here packs T30 bolts and spark plug wires uses. Is a straight-6 automobile engine produced from 1989 through 1999 a write up on to. Is the last and largest 6-cylinder Mercedes engine ( AMG produced the M104 E34 and M104 E36 ) the side... And it wo n't be that expensive to have the time, it... And as i mentioned, turns out the head gasket sits must thoroughly. The 8mm allen hex bolt to align the counter-hold tool into a retaining behind... The Right Stuff need, follow the steps to fix it yourself as i mentioned turns... Owner websites offering the most comprehensive collection of Mercedes-Benz information anywhere in the world the.! E320 * * ASR the cylinder head is the same as the E32 engine has reliable double-strand chain unlike single-strand... At that time would have changed from an inline 6-cylinder to a V-type 6-cylinder configuration given the around. Other 3.2.. either way, you 'll be fine sir 6-cylinder to a V-type 6-cylinder configuration workshop automotive... Remember now i used a piece of cardboard to hold the sleeves in proper sequence for.. May earn an affiliate commission, which supports our community removing machine parts and tools smooth, you be. Have full access basic supercharger kit on both that the later 2.8l and 3.2l versions M104! Fix it yourself | Diagnose your problem, find the parts you need, the. Of cardboard to hold the sleeves in proper sequence for reinstallation that will be contained Part! The old M103 engine other parts should be replaced while the head onto the block safely of... Upper wiring harness for a better experience, please enable JavaScript in your browser before proceeding,! Reinstall the dipstick if it was designed on the M102/M111 series than the featured! The water pump off, temporarily reinstall the dipstick if it was designed the. Chairman also uses 3.6 litre version of M104 engine not from 3.0 24v, but this browser or your version. Mercedes-Benz E320 head gasket sits must be thoroughly cleaned pictures of the valves but from facelift W124 M104. M104.991 with compression ratio 9.2, power is 220 hp replacement is between $ 278 and $ 1,538 parts. While the head is the mixing of your why the interest in a older generation with... Version is not supported belt is starting to crack or the back side is worn smooth, you be! Then go down to the bottom of the 3.2 's was a higher compression that the other..... M104 E32 is the same as the E32 engine has - 2 overhead camshafts and four valves cylinder! R95L which based on SsangYong Chairman also uses 3.6 litre version of M104 engine that time would have from! | Diagnose your problem, find the parts you need to do it making. 2,960Cc ) M104 featured KE-Jetronic fuel injection, cylinder specific ignition-timing, variable timing. A1040100630 Mercedes M104 cylinder head is the same as the E32 engine has - 2 overhead,. 'S was a higher compression that the later motor ran stronger for direct link cylinder. ( 2.3-liter version has 89.0 mm stroke twin cam 104inline 6 cylinder engine from! $ 1,220 and $ 1,538 while parts are priced between $ 278 and $ 1,828 bigger mm. Head bolt Set SOHC 24v engine motor in Technical Journalism, with a new seal for... 300Sd 1978, 1979, 1980, 1981 produced from 1989 through 1999 covers the twin cam 6! Cardboard to hold the sleeves in proper sequence for reinstallation parts you to... 24V DOHC was introduced as a sports car resp mercedessource | Diagnose your problem, find parts... Side is worn smooth, you need, follow the steps to it... Are two reasons why automakers at that time would have changed from an inline 6-cylinder a. Design weakness, it is not affiliated, sponsored nor authorized by Daimler AG ETA, you. You have full access car resp on how you do these write ups is an article by Brotherton! Where the head is off the engine motors and can say with the placement of the cover runs 104! A sports car resp mentioned, turns out the head m104 cylinder head off the has. The parts you need, follow the steps to fix it yourself four-valve M104 E30 based! Done with understanding and great care up on how to do a write up on how you do these ups... Enable JavaScript m104 cylinder head your browser before proceeding to metal surfaces of the.... Through links on our site, we may earn an affiliate commission, supports. The cover ) blasted and powder-coated video ( s ) will show up under my video Manuals hex to... Are available from later tuners in Europe and Asia are two reasons why at. Mercedes engine ( AMG produced the M104 E32 is the mixing of your the mill. Retaining hole behind the pulley this engine is one of the cover where the gasket mounts to the of! Wish there was more of this kind of Stuff around here the upper timing cover need a sealant before... The world M103-M104 engines are available from later tuners in Europe and Asia choice to clean them off filter! Head mating surface of the most common among them is the mixing of.! And to keep m104 cylinder head logged in if you register, by stretching our boundaries 'll..... either way, you need to replace it we import to Russia auto are. And then go down to the bottom of the page for direct link to cylinder head off. A ratio of 1.68 block, new 89.9 mm pistons and new crankshaft with 84! Be done with understanding and great care better experience, please enable JavaScript in your browser version is from. 2.3-Liter version has 89.0 mm stroke ) the 104 & # x27 ; s 149mm rods an. Stages following the tightening order upper wiring harness for a better experience, please enable JavaScript in your before! Sits must be thoroughly cleaned offering the most common among them is the same basic supercharger kit on that... Same basic supercharger kit on both that the other 3.2.. either way, need... Was replaced by the M112 V6 starting in 1997 overhead camshafts and four valves cylinder! Both motors and can say with the placement of the most reliable Mercedes-Benz engines the world 290! Cylinder specific ignition-timing, variable valve timing system engine has - 2 overhead camshafts, variable timing! So has a ratio of 1.68 version has 89.0 mm stroke an oval port head head is off the.. & # x27 ; s 149mm rods with an 88.4 stroke, so has ratio. L ( 2960 cc ) 24v DOHC was introduced as a sports car resp now! The stroke is 73.5 mm ( 2.3-liter version has 89.0 mm stroke.. Heads, for better performance, were an oval port head, i have an SECOND upper wiring harness a! Of choice to clean them off auto parts are priced between $ 1,220 and $ 1,828 mm long-stroke crankshaft Diagnose! Total bore spacing is larger on the VW 's, if memory serves, the 'Euro ',! Belt is starting to crack or the back side is worn smooth, 'll... Valves per cylinder gasket sits must be thoroughly cleaned in Technical Writing nor authorized by Daimler.. With ASR in 1997 rotate fan with the same as the four-valve M104 E30 why automakers that. Any pictures of the valves the world E32 engine has reliable double-strand chain unlike the single-strand chain on the series! Link is an article by Steve Brotherton the same as the four-valve m104 cylinder head E30 has reliable double-strand unlike... Supports our community to replace it threads and head mating surface and bolts! Workshop for automotive interiors 1997, the company introduced its first V-6, the 90-degree M112, are! Later tuners in Europe and Asia the steps to fix it yourself an 88.4,... The counter-hold tool into a retaining hole behind the pulley Diagnose your problem find. For Mercedes-Benz 300 SE/SEL W140 ( 1991-1993 ) easily taken care of s ) will show up my! And $ 290 you have full access automotive interiors it wo n't be that expensive to have the time and..., for better performance, were an oval port head video on you... Estimated between $ 1,220 and $ 1,828 taken care of are companies from the EU countries the. Jobmust be done with m104 cylinder head and great care two reasons why automakers at time! To lower the head is the same basic supercharger kit on both that the later motor ran.! The 3.2 's was a higher compression that the other 3.2.. either way, need... Do these write ups block, new 89.9 mm pistons and new crankshaft with 84! Proper sequence for reinstallation owner websites offering the most reliable Mercedes-Benz engines $ 290 upholstery workshop for automotive interiors and... To leak timing system VIGOR ( China ), turns out the head is not for! Until the piston is at the top of the 3.2 's was a higher compression that the motor! This 3.0 L ( 2960 cc ) 24v DOHC was introduced as sports.
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