Pistons for BMW X Series E84 (2013-2015)

BMW N55 S55 37cc Platinum Series Dish Piston Set - 84.5mm Bore is designed for high-performance applications, providing exceptional strength and durability for BMW engines. Turner Motorsport offers this premium piston set to enhance engine reliability and efficiency.

• High-Strength Material: Crafted from 2618 high-strength material for superior durability and performance.
• Quiet Start-Ups: Offset wrist pin design minimizes noise during engine start-ups.
• Premium Pins: Includes a .210” wall Premium Chrome Moly pin (Standard Series) or a .210” wall 9310 alloy pin (Extreme Duty Series) for added strength.
• Pressure Balance Groove: Features a pressure balance groove to improve piston stability and efficiency.
• Valve Accommodation: Designed to accommodate +1mm valve sizes for enhanced engine performance.
• Top-Quality Rings: Comes with premium steel top rings, Napier seconds, and round wire locks for optimal sealing and reliability.
• Recommended Clearance: Piston clearance of .0035” measured .850” from the bottom of the oil ring for precise fitment.

B

JE Pistons BMW N55B30 Piston - 3.307 in Bore

Transform your BMW N55B30 engine with the high-performance JE Pistons Piston, engineered for those who demand power, efficiency, and reliability. With a precise 3.307-inch bore size, this piston is designed to enhance combustion dynamics, resulting in improved horsepower and torque. Crafted from premium forged aluminum, the JE piston is built to endure the rigors of high-performance driving, making it an ideal choice for both track enthusiasts and everyday drivers.

Key Features:

• Optimized Design: Each piston is meticulously crafted to ensure a perfect fit for the N55B30 engine, maximizing combustion efficiency and overall engine performance.
• 3.307-Inch Bore: This specific bore size enhances airflow and combustion efficiency, enabling your engine to unleash its full power potential while maintaining reliability.
• Durable Forged Construction: Made from high-quality forged aluminum, this piston offers exceptional strength and lightweight properties, making it capable of withstanding extreme conditions found in performance applications.
• Enhanced Combustion Characteristics: The uniquely designed piston crown promotes efficient fuel burn, reducing the chances of detonation and improving power delivery across the RPM range.
• Trusted Performance: JE Pistons are renowned in the automotive community for their durability and reliability, making them a preferred choice for high-performance builds.

Applications:

• Fits BMW N55B30 Engines – Perfect for high-performance applications, whether on the track or on the street.
• Ideal for builders looking to enhance their engine’s capabilities, ensuring maximum power and efficiency.

Technical Specifications:

• Bore Size: 3.307 inches, specifically designed for optimal performance in the N55B30 engine.
• Material: Premium forged aluminum for lightweight and strength.