Porsche LN Engineering's billet aluminum Nickies sleeves optimized design provide superior strength and cooling over factory cast aluminum Nikasil plated sleeves. Paired with a set of custom forged 2618 alloy JE Pistons, our Porsche 911 996/997 GT3 100mm Nickies nickel silicon carbide plated aluminum sleeves and matching piston sets are an alternative to expensive Genuine Porsche factory replacement cylinder and piston kits and are suitable for both street and track use. Uses factory head gaskets and o-rings and is designed as a direct replacement for the original Porsche parts.

Please note: This set is suitable for early 996.1 models where you are not upgrading to later 996.2/997 connecting rods.