SuperTech High Performance Valve Kit, BMW N55/S55

he SuperTech High Performance Valve Kit for BMW N55 and S55 was specifically designed by Supertech for these BMW I6 engines. These valves are engineered to meet the demands of performance applications while providing enhanced durability and reliability.

SuperTech is a popular choice for engine builders due to their high precision, quality, and engineering, all of which provide reliable power output, engine efficiency, and overall performance. 

Standard Size is 32mm Intake / 28mm Exhaust

Kit includes:
12x Intake Valves
12x Exhaust Valves 

Intake: Head Diameter: 32mm 
Material: Stainless Steel 21-4N
Groove Type: Single Groove
Length: 104.9mm
Stem Diameter: 4.97mm
BMIVN-1055S-12

Exhaust: Head Diameter: 28mm 
Material: Inconel-Nimonic / Sodium Filled
Groove Type: Single Groove
Length: 112.9mm
Stem Diameter: 5.96mm
BMEVI-1055S-HS-12