Porsche 102.70mm 996/997 GT3 Machine-In Nickies Mezger Sleeves Aluminum 108-102-7 928-110-147-11 Viton valve stem seals

Viton valve stem seals

nut and wire radio lead are included

Porsche Gemo clutch cable for 911 models

This kit includes eight rollers

Porsche Ignition knock sensor for 997 (2005-2012)

Porsche 102.70mm 996/997 GT3 Machine-In Nickies Mezger Sleeves Aluminum 108-102-7 928-110-147-11 Viton valve stem sealsPorsche LN Engineering's billet aluminum Nickies sleeves optimized design provide superior strength and cooling over the factory cast aluminum Nikasil plated sleeve. Typical specifications for our proprietary alloy provides 50 60% improvement with a similar increase in thermal conductivity over the stock 100mm cast aluminum sleeve. When Porsche increased the bore size larger than 100mm, they switched to Nikasil plated steel sleeves which have