Porsche Nickies Sleeves & Piston Set including Rings - Pins - & Clips - 911 4850-1 They are waterproof

They are waterproof

Retaining ring for 914 models (1970-1976)

Porsche Spring ring for fuel tank filler neck fits 911 (1965-1989)

930 (1974-1985) and 912E (1976) models

996 (1999-2005) and Cayman (2006-2008) models

Porsche Nickies Sleeves & Piston Set including Rings - Pins - & Clips - 911 4850-1 They are waterproofPorsche 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