Supertech Performance MCEVI-1400S-HS Inconel Sodium Filled Exhaust Valve BMW - B48/B58

The Supertech MCEVI-1400S-HS is a black nitride coated, inconel, sodium filled, single groove exhaust valve engineered for BMW B48 and B58 engines as well as MINI Cooper applications. Measuring 28.5mm x 5.95mm x 100.1mm with a dish design, this precision-manufactured valve provides enhanced thermal performance and durability for turbocharged and high-RPM applications.

Key Features:

• Inconel/Nimonic alloy construction with sodium filling offers significant reduction in valve head temperatures required for modern turbo engines, improving material strength and durability while allowing wider spark timing advances
• Black nitride coating for enhanced wear resistance and reduced friction
• Single groove design for compatibility with modern valvetrain systems
• 100.1mm overall length for precise OEM replacement
• Dish head design optimized for combustion chamber efficiency

Supertech combines cutting-edge technology with over 30 years of experience to produce high-performance valves and valve train components, making them a trusted choice for engine builders, tuners, and racers. This valve requires single groove valve keepers (not included) and is suitable for both street and motorsport applications including drag racing, road racing, and rally.