M52tu engine

Original Poster. Deptford Draylons. Search My Stuff What's New 3 12 24 M52TU vs M

Post a Comment. M52TU is basically a variation of BMW M52 engine family, meaning it is still an inline 6 DOHC 24v with aluminium block with the exception for North American models that used iron block instead thanks to their high-sulphur fuel. Theoretically, this further improves performance and efficiency over the M It adds a butterfly valve inside the intake manifold that opens and closes to create a dynamic effect of long and short manifold for better cylinder filling over wider rev and load range. In conjunction with Dual VANOS, it should theoretically aid the engine in delivering the potent performance and efficiency that improves on what the M52 is capable of. Lets take a look at the performance curve below:.

M52tu engine

It was released in the E36 i, [1] to replace the M In , the "technical update" M52TU upgrades included adding variable valve timing to the exhaust camshaft. The M52 was replaced by the M54 in the year In most markets, the M52 switched from the M50 's cast iron engine block to a lightweight aluminium engine block. However, most M52 engines produced for the United States and Canadian markets except for those used by the BMW Z3 roadster retained the M50's cast iron engine block, [3] [4] while other cars used the new aluminum M52 block with iron sleeves. The largest version of the M52 is 2. The redline remained at 6, rpm. Other upgrades included a new design throttle body with the ASC traction control motor built in and throttle cable override, revised coolant passages with an additional drain back passage and a new cooling system with push fit hoses and a separate expansion tank plus [5] a dual length intake manifold called "DISA" and steel cylinder liners in the aluminum block carried over from the previous M52, these replacing Nikasil in March A 1, cc cu in version was introduced in Bore is 80 mm 3. For Thai market only. The bore is 84 mm 3.

Sort by Oldest first Oldest first Newest first Most reactions. For a better experience, please enable JavaScript in your browser before proceeding. There are various theories linking this to the PCV system and 'ring flutter' and m52tu engine actually a difference between the way the two PCV systems operate; the M54 is missing a vac line onto the PCV diaphragm that the M52 has, which is believed to be part of the problem, m52tu engine.

Log in. Sign up. JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding. My car was manufactured in April Maybe this was a borderline date, I know not.

Engine is in good running condition, fully tested and ran prior to removal from the vehicle. Engine idled smoothly at rpm with no hesitations, misfires, or smoking upon startup. Engine was able to be compression tested with good results The engine did have some visible oil leaks from the valve cover gasket and oil pan gasket. We suggest replacing any easy to access gaskets and seals prior to installation in the vehicle.

M52tu engine

It was released in the E53 X5 [1] and is the replacement for the M52 engine. From to , the M54 was included on the Ward's 10 Best Engines list. Compared with the final versions of its M52 predecessor called the 'M52TU' , the M54 has a non-return fuel system, a fully electronic throttle without mechanical backup , [1] [2] Siemens MS 43 engine management , [3] and a revised intake manifold. As per the M52TU, the M54 uses an aluminium block and aluminium cylinder head with cast iron cylinder liners. Variable valve timing is fitted to both camshafts [5] called " double-VANOS " , a dual length intake manifold called "DISA" is used and the thermostat is electronically controlled. The redline remains at 6, rpm.

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Recommended Communities. Spitfires 75 posts 78 months. Contents move to sidebar hide. Seems Brits either search for small economical engines or the full enchilada Explore Our Forums. The time now is PM. Throttle was pretty slow on my m52tu as well. They changed to the oil control rings from a double pack with a centre spring, to a single ring and spring on the M Search My Stuff What's New 3 12 24 Lovely engine, choked to hp because of German tax banding at the time but it doesn't have the bad oil scraper piston rings they gave the M54 and mine didn't use a drop of oil between services.

The inline six-cylinder 2. The M52 engine series replaced the Mseries. This engine, like M50 engines, got an aluminum cylinder block with Nikasil layer on cylinder walls.

Given I'd still probably end up with a 10 year old car I think I'll stick with this one - at least I now what problems this one has! Sign up. But I believe yours should be the older version, the M52B Put the later engines of n52 and n53 especially to shame I currently run a n53 f10 for reliability and over a long term even fuel consumption if you factor in the repair costs. M52B28 in a E36 i. No, there's no M Retrieved 1 October My previous car was a '97 E36 i Sport with the M52 engine Not the TU version , that drank a litre of oil every miles. Log in. Digital Point modules: Sphinx-based search. To say it completely correctly, the engines are similar in design, but way too different in many little things. Sort by Oldest first Oldest first Newest first Most reactions. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more!