Specifications and Features of the BMW S58B30T0 Engine
The BMW S58B30T0 engine represents a leap forward in automotive engineering. This inline-six powerhouse delivers up to 503 horsepower, combining thrilling performance with cutting-edge technology. Key features include twin mono-scroll turbochargers for rapid throttle response, a water-to-air intercooler for consistent cooling, and a closed-deck design for enhanced durability. Innovations like 3D-printed cylinder heads and dual injection systems improve efficiency and emissions. The S58 engine’s lightweight design enhances vehicle dynamics, making it a benchmark in the industry. Whether on the track or the road, the BMW S58 engine sets new standards for power and reliability.
Belangrijkste opmerkingen
The BMW S58B30T0 engine gives up to 503 horsepower. It mixes exciting power with smart technology.
It has twin turbochargers and a water-to-air cooler. These help the car respond fast and stay cool.
The engine is light, which improves how the car handles. It works well for daily use and racing.
Taking care of it, like using good oil and checking turbos, keeps it running long and strong.
You can tune it to make it faster, but plan carefully to keep it reliable.
Technical Specifications of the S58B30T0 Engine
Engine Design and Configuration
Inline-six layout and displacement
The S58B30T0 engine features a turbocharged inline-6 layout, a hallmark of BMW’s engineering excellence. This configuration ensures smooth power delivery and optimal balance, making it ideal for high-performance applications. With a displacement of 3.0 liters (2998 cc), the engine strikes a perfect balance between compact design and high power output. This layout contributes to the engine’s ability to deliver consistent performance across a wide range of driving conditions.
Bore, stroke, and compression ratio
The engine’s bore and stroke measure 84 mm and 90 mm, respectively, creating an efficient combustion process. A compression ratio of 9.3:1 enhances the engine’s ability to generate high power while maintaining reliability. These specifications ensure that the S58 engine delivers both high power output and excellent fuel efficiency, making it a versatile choice for performance enthusiasts.
Power and Torque Output
Standard and Competition variants
The S58 engine comes in two variants: Standard and Competition. The Standard version produces 473 hp and 406 lb-ft of torque, while the Competition variant delivers an impressive 503 hp and 479 lb-ft of torque. These figures highlight the engine’s high power output and torque output, ensuring thrilling acceleration and top-end performance.
Variant | Vermogen (pk) | Koppel (lb-ft) |
|---|---|---|
Standaard | 473 | 406 |
Competition | 503 | 479 |
High power density and torque curve
The S58 engine achieves remarkable power density, delivering maximum power and torque across a broad RPM range. Peak torque is available as low as 2750 RPM, ensuring rapid acceleration and responsiveness. This flat torque curve enhances drivability, whether you’re cruising on the highway or pushing the limits on the track.
Key Technologies in the S58 Engine
Twin-turbocharging system
The twin-turbocharged inline-6 design incorporates twin mono-scroll turbochargers. These turbos optimize airflow and minimize lag, ensuring immediate throttle response. Boost pressure reaches up to 20 psi, further enhancing the engine’s performance. The water-to-air intercooling system keeps intake temperatures consistent, ensuring reliable performance even under extreme conditions.
Valvetronic and direct injection
BMW’s Valvetronic technology improves throttle response by eliminating the need for a traditional throttle plate. Combined with a high-pressure direct injection system, the S58 engine achieves precise fuel delivery and efficient combustion. This combination enhances both power output and fuel economy, making the engine a technological marvel.
Performance Features of the BMW S58 Engine
Turbocharging and Power Delivery
Twin-scroll turbochargers
The S58 engine’s twin-scroll turbochargers represent a significant leap in turbocharging technology. These larger turbochargers compress more air than the previous S55 model, improving overall efficiency. You’ll notice the difference in how quickly the engine responds, thanks to optimized designs that reduce lag and enhance spool times. With higher boost pressures of 18-20 psi, the S58 delivers a robust powerband that ensures thrilling acceleration. Peak torque arrives at just 2,750 RPM, giving you enhanced low-end torque for a smoother and more dynamic driving experience.
Electronically controlled wastegate
The electronically controlled wastegate in the S58 engine plays a crucial role in managing boost pressure. It adjusts airflow with precision, ensuring consistent power delivery across various driving conditions. This feature not only enhances performance dynamics but also contributes to the engine’s reliability by preventing over-boosting. Whether you’re cruising or pushing the limits, the wastegate ensures the turbocharging system operates efficiently.
Cooling and Thermal Management
Advanced cooling systems
The S58 engine incorporates a state-of-the-art cooling system designed to handle high-stress conditions. With six radiators, a dedicated oil and transmission cooling system, and an upgraded intercooler, the engine stays cool even during intense driving. This advanced setup ensures that heat is effectively managed, allowing the engine to maintain peak performance without overheating.
Heat management for high performance
Heat management is critical for the S58 engine’s high-performance capabilities. The water-to-air intercooler works in tandem with the radiators to regulate temperatures, ensuring consistent power output. This comprehensive thermal management system allows you to push the engine to its limits without compromising reliability or performance.
Fuel Efficiency and Emissions
High-pressure direct injection
The S58 engine’s high-pressure direct injection system is a key feature that enhances both fuel efficiency and emissions control. By delivering fuel directly into the combustion chamber with precision, the system ensures efficient combustion. This not only improves fuel economy but also reduces harmful emissions, making the engine a greener choice for performance enthusiasts.
Impact on fuel economy and emissions
The S58 engine strikes a balance between high performance and fuel economy. Its 9.3:1 compression ratio allows it to handle high boost pressures safely, leading to more efficient combustion. This design reduces engine knock and ensures consistent power delivery. Additionally, the engine complies with strict emission regulations, making it an environmentally friendly option without compromising on performance.
Reliability and Efficiency of the S58B30T0 Engine
Durability and Design Improvements
Reinforced components and materials
The S58 engine stands out for its robust construction, ensuring long-term reliability even under demanding conditions. BMW has incorporated several design improvements to enhance durability:
Reinforced Bottom End: The engine includes forged pistons, a lightweight crankshaft, and a strengthened crankcase. These features improve its ability to handle high stress.
Forged Pistons: These pistons resist heat and stress better than traditional cast aluminum ones, ensuring consistent performance.
Lightweight Crankshaft: This component reduces rotational mass, improving efficiency and durability during heavy loads.
Strengthened Crankcase: Designed to withstand higher cylinder pressures, it minimizes the risk of stress fractures.
Tuning-Ready Design: The S58 engine supports future performance upgrades without compromising reliability.
Reduced wear under high stress
The S58 engine’s reinforced components reduce wear during high-performance driving. Its advanced materials and engineering ensure that critical parts maintain their integrity, even when pushed to their limits. This durability makes the engine a reliable choice for both track and daily use.
Fuel Economy and Real-World Performance
Efficiency compared to previous engines
The S58 engine offers improved efficiency compared to its predecessor, the S55. Its advanced fuel injection system and optimized combustion process allow it to deliver more power while consuming less fuel. This balance ensures you get thrilling performance without sacrificing fuel economy.
Daily driving reliability
The S58 engine excels in real-world conditions. Its smooth power delivery and robust construction make it suitable for daily driving. Whether you’re navigating city streets or cruising on the highway, the engine provides consistent performance and reliability.
Onderhoud en veelvoorkomende problemen
Known reliability concerns
While the S58 engine is highly reliable, some owners have reported minor issues. These include occasional turbocharger wear and carbon buildup in the intake valves. Regular maintenance can address these concerns effectively.
Maintenance tips for longevity
To keep your S58 engine running smoothly, follow these tips:
Use high-quality engine oil and change it regularly.
Clean the intake system periodically to prevent carbon buildup.
Monitor the turbochargers for signs of wear.
Stick to BMW’s recommended maintenance schedule.
By taking these steps, you can ensure the longevity and performance of your BMW S58 engine.
BMW Models Featuring the S58B30T0 Engine
Standard Output Models
BMW M340i and M440i
The BMW M340i and M440i represent the entry point for BMW cars with the S58 engine. These models feature the standard output version of this high-performance engine, delivering 473 horsepower and 442 lb-ft of torque. This powertrain ensures a thrilling driving experience while maintaining everyday usability. The M340i, a sporty sedan, and the M440i, a sleek coupe, both showcase the versatility of the S58 engine. Whether you prefer the practicality of a sedan or the elegance of a coupe, these models offer a perfect blend of performance and style.
BMW model | Motortype |
|---|---|
M3 | S58B30T0 |
M4 | S58B30T0 |
X3 M | S58B30T0 |
X4 M | S58B30T0 |
M2 | S58B30T0 |
B3 | S58B30T0 |
XB7 | S58B30T0 |
Modellen met hoge prestaties
BMW M3 en M4
The BMW M3 and M4 are iconic M performance models that take the S58 engine to the next level. These high-performance cars feature advanced cooling systems, refined power delivery, and a captivating sound profile. The Competition variants of the M3 and M4 push the limits with 503 horsepower and 479 lb-ft of torque. You’ll experience smooth and linear power delivery, with high torque available at low RPMs. These features make the M3 and M4 perfect for both track days and spirited drives on the open road.
BMW X3 M and X4 M
For those seeking high-performance in an SUV, the BMW X3 M and X4 M deliver. These models combine the practicality of an SUV with the thrilling performance of the S58 engine. With impressive power and torque outputs, they offer consistent performance across the power band. The X3 M provides a more traditional SUV design, while the X4 M adds a coupe-like silhouette. Both models ensure you enjoy the benefits of a high-performance engine without sacrificing everyday functionality.
Special Editions and Variants
Limited-edition models with unique tuning
BMW has released several special editions of the S58 engine, each with unique tuning to enhance performance. The M3 CS and M4 CSL stand out with their increased output of 543 horsepower and 479 lb-ft of torque. These limited-edition models feature lightweight construction and exclusive design elements, making them highly sought after by enthusiasts. If you’re looking for a high-performance engine with a touch of exclusivity, these variants offer an unparalleled driving experience.
Variant | Paardenkracht | Koppel (lb-ft) |
|---|---|---|
Standaard | 473 | 442 |
Competition | 503 | 479 |
M3 CS | 543 | 479 |
M4 CSL | 543 | 479 |
Tuning Potential of the S58B30T0 Engine
Modifications for Enhanced Performance
ECU tuning and software upgrades
The S58 engine offers immense potential for tuning enthusiasts. ECU tuning is one of the most popular ways to unlock additional performance. A Stage 1 remap can boost the engine’s output to 600 horsepower without requiring hardware changes. For those seeking even more power, a Stage 2 remap can push the engine beyond 700 horsepower with supporting modifications like upgraded downpipes and intake systems. These software upgrades optimize the engine’s fuel maps, ignition timing, and boost pressure, delivering significant gains in both horsepower and torque.
Tip: Always choose a reputable tuner to ensure safe and reliable ECU modifications. Poorly executed tuning can lead to engine damage or reduced reliability.
Aftermarket turbochargers and exhaust systems
For enthusiasts aiming to push the S58 engine to its limits, aftermarket turbochargers provide a path to extreme performance. Replacing the stock turbos with hybrid or larger units can enable the engine to produce over 800 horsepower. Pairing these upgrades with high-flow downpipes and cat-back exhaust systems enhances turbo efficiency and reduces backpressure. These modifications not only improve power output but also give the engine a more aggressive exhaust note, adding to the overall driving experience.
Popular upgrades include:
Intake systems for improved airflow and throttle response.
Regenpijpen to reduce backpressure and improve turbo spool time.
Cat-back exhausts for enhanced sound and reduced restrictions.
Considerations for Enthusiasts
Balancing performance and reliability
While the S58 engine is built to handle significant stress, pushing it beyond its stock limits requires careful planning. High boost pressures and aggressive tuning can strain components like the fuel system and cooling system. Upgraded intercoolers, methanol injection kits, and reinforced internals may be necessary to maintain reliability at higher power levels. Balancing performance with durability ensures that your engine remains dependable for both daily driving and spirited runs.
Impact on warranty and maintenance
Tuning the S58 engine can void your BMW warranty, so it’s essential to weigh the benefits against potential risks. Modifications like ECU remapping or turbo upgrades may also increase maintenance requirements. Regular inspections of the turbochargers, cooling system, and intake valves become crucial to prevent issues like carbon buildup or heat soak. By staying proactive with maintenance, you can enjoy the enhanced performance of your tuned engine without compromising its longevity.
The S58B30T0 engine represents a remarkable achievement in automotive engineering. Its turbocharged inline-six design delivers up to 503 horsepower, combining power, efficiency, and reliability. Advanced technologies like Valvetronic and direct injection ensure precise performance, while robust construction supports durability under extreme conditions.
You’ll find the S58 engine at the heart of BMW’s most iconic models, reinforcing the brand’s reputation for high-performance vehicles. Its lightweight design and tuning potential make it a favorite among enthusiasts, offering both track-ready capabilities and everyday usability.
The S58 stands as a testament to BMW’s commitment to innovation. It sets a benchmark for combustion engine excellence, ensuring its legacy in automotive history. As the industry evolves, the S58 engine remains a symbol of engineering brilliance and a tribute to the golden era of internal combustion engines.
