Cometic Multi-layer Steel Head Gasket, BMW N55 / S55 Bore Size - Thickness:85 mm - 0.044" delivering optimal performance at high

delivering optimal performance at high RPMs

as well as standard engine rebuilds

and M54B30 135mm Rod engines

Triple Groove Valve Design

For those seeking even higher performance

Cometic Multi-layer Steel Head Gasket, BMW N55 / S55 Bore Size - Thickness:85 mm - 0.044" delivering optimal performance at highThis Cometic MLS Head Gasket is designed to replace BMW part numbers 11127599212, 11127599213, 11127849620, and 11127849621, specifically for the N55B30 and S55B30 turbocharged inline six engines. Composed of multiple layers of embossed coated and uncoated stainless steel, MLX gaskets are specially designed to conform to the surfaces of the cylinder head and engine block on the first heat cycle, creating a chemical bond via Cometic's proprietary