BMW 1 Series 135i xDrive 320/326HP Engine (N55B30A)
Description
BMW 135i xDrive N55B30A 320-326PS
The BMW N55B30A is a technical masterpiece of compact performance engineering, defining the top-tier 135i xDrive (F20/F21). This 3.0L inline-six gasoline engine delivers a substantial 320PS to 326PS and over 450Nm of torque. Utilizing a single twin-scroll turbocharger, VALVETRONIC, and High Precision Injection, the N55 provides blistering acceleration and smooth power delivery across the entire rev range, making the 1 Series a formidable sports compact.
This N55B30A Powerplant is supplied in New condition with 0 mileage and comes Complete with Distribution. By choosing a factory-fresh 6-cylinder unit, you regain the legendary balance and sound quality of a pristine BMW straight-six while eliminating the maintenance risks of used N55 cores. This unit is designed for maximum exhilaration and everyday usability, ensuring your F20/F21 xDrive platform maintains its “ultimate driving machine” status, backed by a 24-month warranty.
Key Features BMW N55B30A (135i)
- 3.0L Inline-Six Turbo restores original 320-326PS and superior engine balance
- Twin-Scroll Turbocharging provides instant throttle response and massive 450Nm+ torque
- Complete Distribution Included ensuring the internal timing is factory-set and verified
- New 0-Mile Condition provides the ultimate life cycle for high-performance hatchbacks
- Compatible with F20/F21 (2011-2016) for seamless xDrive all-wheel-drive integration
- 24-Month Warranty offers industry-leading protection for elite BMW engine restoration
Engine BMW 1 Series xDrive M135i 3.0 24V 320/326 Ps N55B30A Specs
| Brand | BMW |
| Engine Code | N55B30A |
| Layout | Inline-6 DOHC 24V TwinPower Turbo |
| Displacement | 2,979 cc |
| Aspiration | Single Twin-Scroll Turbocharger |
| Power | 320 - 326 Ps @ 5,800-6,000 RPM |
| Torque | 450 Nm @ 1,300-4,500 RPM |
| Bore x Stroke | 84.0 mm x 89.6 mm |
| Compression | 10.2:1 |
| Fuel System | High Precision Direct Injection |
| Block Material | Aluminum Alloy with Cast Iron Liners |
| Timing | Chain Drive |
| Application | BMW M135i (F20), 335i (F30), 535i |
| Warranty | 24 Months |
BMW 135i N55B30A Engine Included:
- Premium BMW 3.0L TwinPower Turbo Inline-6 N55B30A Remanufactured Engine Core
- High-Pressure Direct Fuel Injection Fuel Rail and Piezo Injectors Assembly
- Complete Internal Timing Chain Assembly, Tensioners, and Guide Rails
- Double VANOS Variable Valve Timing Units and Valvetronic Actuator Motor
- Oil Filter Housing, Integrated Liquid-to-Oil Cooler, and Aluminum Sump Pan
- Factory Spark Plugs and Individual High-Output Ignition Coil Packs
- Official Limited Warranty Card
- Technical Engine Installation and Timing Verification Guide
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