Purchasing Mercedes M273 Engine Online – Mercedes-Benz V8 Power Master Guide Handbook
Introduction – Why Purchase Mercedes M273 Engine?
Mercedes-Benz M273 engine will be among the best mass-production V8 engines to ever call Mercedes-Benz home. Mercedes-Benz 2005-2014 flagships such as S-Class, CLS-Class, E-Class, and GL-Class SUVs had the M273. Whether plying a luxury car or performance capability SUV, the M273 was designed to provide silky-smooth power, record-breaking reliability, and old-fashioned driving pleasure. online Mercedes M273 Engine
But if your original engine is faulty, damaged, or under workshop repair, until Mercedes is yours. In any other situation, purchase certified, test-fitted, and road-tested Mercedes M273 engine online. We strive to provide good quality M273 engines to our customers worldwide so that you can experience the quality replacement engine at reasonable prices. online Mercedes M273 Engine
In this article today, we walk you through everything there is that you would wish to know about the Mercedes-Benz M273 engine, from specs and applications, reasons to buy online, problems, replacement components, and why buy from us is your best option. online Mercedes M273 Engine
Passing the Mercedes-Benz M273 Engine
Mercedes-Benz M273 is naturally aspirated all-V8 gasoline engine and successor of the engine M113. Mercedes-Benz M273 engine was designed on lines of cutting-edge technology and best-line engineering to provide today’s performance and emission levels and continue the Mercedes-Benz tradition of power and luxury. online Mercedes M273 Engine
M273 Engine Key Features:
- Key engine type: Naturally aspirated V8
- Engine displacement: 4.7L (M273.922) and 5.5L (M273.961) engines
- Fuel System: Sequential fuel injection
- Valvetrain: DOHC, 4 valves/cylinder, variable valve timing (VVT)
- Power Output: 335 to 388 model-specific hp
- Torque: 460 Nm to 530 Nm
- Construction: Light-weight aluminum block and cylinder heads with enhanced rigidity
- Applications: S-Class (S550), CLS-Class (CLS550), E-Class (E550), GL-Class (GL450/GL550), ML-Class (ML550), etc.
The M273 was a half-way measure for introducing next-gen technology without excess but yet enough to show some nice performance. online Mercedes M273 Engine
Mercedes Models Fitted with the M273 Engine
Prior to buying an online Mercedes M273 engine, learn more about where the original factory-mounting of the M273 engine was located. The following is the list of highest-selling cars that feature the M273 V8: online Mercedes M273 Engine
- Mercedes-Benz S-Class (W221) – S450, S500, S550
- Mercedes-Benz CLS-Class (C219, W218) – CLS500, CLS550
- Mercedes-Benz E-Class (W211, W212) – E500, E550
- Mercedes-Benz ML-Class (W164) – ML500, ML550
- Mercedes-Benz GL-Class (X164) – GL450, GL550
- Mercedes-Benz R-Class (W251) – R500, R550
If you possess one of those and your motor is dead, the answer to restoring your Mercedes to factory is a new M273 motor. online Mercedes M273 Engine
Mercedes M273 Engine Issues
Just like any motor, there are a few definite issues with the M273. Knowing what they are will have you rebuilding your motor or purchasing a good one. online Mercedes M273 Engine
- Balance Shaft Gear Wear (Early Models)
The previous M273 engines used until 2008 were affected by the balance shaft gear wear condition, and for this reason alone, they were not functioning as they ought to, experiencing engine timing malfunction, and boat check engine lights. Mercedes-Benz has already recalled the same but the same needs to be corrected in all the previous models as well. - Timing Chain Issues
Gradual pickup and clattering noise are due to damaged or worn timing chains or tensioners. - Leaks
Oil cooler gaskets, valve cover gaskets, and main rear gaskets are M273 leaks. - Intake Manifold Runner Flaps
Worn-out intake manifold flap mechanism will malfunction and waste economic fuel. online Mercedes M273 Engine - Cooling System Failure
Water pumps and thermostats, not serviced, are faulty equipment causing overheating. online Mercedes M273 Engine
When you fix such problems, they are such time and money wastages. Mercedes owners would therefore rather purchase an M273 engine brand new online than try and lose money on money in repairs. online Mercedes M273 Engine
Why Purchase a Mercedes M273 Engine Online?
When you purchase a Mercedes-Benz M273 engine for sale online, you are in for some benefits:
- ✅ Cost Savings – Purchasing an engine from us will save you dealer markups. We’re selling the motors wholesale, unmarked.
- ✅ Huge Availability – We have in stock today for shipping a 4.7L M273.922 and a 5.5L M273.961.
- ✅ Guaranteed Quality – Our motors are compression tested, oil pressure tested, and performance tested prior to selling. Only those who pass high-quality control do we sell.
- ✅ Warranty Included – All of our M273 engines are supplied with a warranty to give you that little bit extra peace of mind just in case something does go wrong.
- ✅ Convenience – We offer you the convenience of being able to purchase your M273 engine from anywhere around the globe. We deliver same-day couriers right to your doorstep. online Mercedes M273 Engine
Complete Engines – What You Get When You Shop Here
You’re not buying a bare long block when you buy a Mercedes M273 complete engine here. We do not carry bare long blocks, but do carry engines with the below-listed accessories (where applicable): online Mercedes M273 Engine
- Complete engine block and cylinder heads
- Intake manifold
- Fuel injectors
- Throttle body
- Exhaust manifolds
- Alternator
- Power steering pump
- Starter motor
- Sensors & wiring harness (where applicable)
That is a simple install engine that will cost your labor dollars and time to install.
The Buying Process – Purchasing Your M273 Engine
It is a simple and convenient process to purchase your engine from us online:
- Contact Us – Inform us model year car and engine number you own.
- Get a Quote – We offer competitive pricing with shipping.
- Confirm Order – We ship your engine when you confirm your order.
- Quick Delivery – Engines shipped direct from our warehouse to you.
Installation Support – Our engineers can provide your mechanic with installation assistance if needed. online Mercedes M273 Engine
Why Choose Us for Your Mercedes M273 Engine Purchase?
We’re not just another online seller—we’re specialists in Mercedes-Benz engines with years of experience. Here’s why customers worldwide trust us: online Mercedes M273 Engine
- Large inventory of M273 engines in different variants
- Engines tested for compression and functionality
- International shipping to USA, Europe, Asia, Africa
- Competitive prices against dealerships
- Pre-purchase and post-purchase dedicated customer service
- Warranty with every engine bought
Buying from us provides your Mercedes with a strong, tested, and proven M273 engine.
Some Things to Keep in Mind When Buying a Replacement Mercedes M273 Engine
When buying a replacement engine, keep the following in mind:
- Check Engine Code – VIN and engine code should match.
- Choose 4.7L or 5.5L – M273 is both; make sure to buy the right one.
- Buy a Complete Engine – Save installation time and money.
- Warranty and Delivery – Set delivery schedule and warranty time at the time of buying.
Conclusion – Get Your Mercedes on the Road Again with a New M273 Engine
Mercedes-Benz M273 engine is the crème de la crème of German engineering smoothness, its idiot power, and Mercedes-like reliability that just won’t stop. Just like in the examples above, if your engine seized or no longer qualifies to be rebuilt, then the best option is to purchase an online replacement M273 engine from a trusted dealer such as ourselves.
We provide premium, warranted, and guaranteed replacement M273 engines. Wherever the boundaries of the world are, in fully assembled engines, and under full warranty coverage, making your Mercedes feel like new is not so hard.