This kit features a 3

Constructed from billet aluminum and treated for exposure to the elements

- Precision laser-etched 360° timing marks for precise adjustments

presents the solution to keep their engines cool

BMW S68 Cylinder Sleeves 5464 This kit features a 35150 Xtreme Duty Cylinder Sleeves, also known as cylinder liners, are centrifugally cast, ductile iron cylinder sleeves. Benefits of Engine Sleeving Include: Increased Bore Size: Sleeving your engine gives the opportunity to increase bore size for higher displacement and increased engine capacity, resulting in more power and more torque Increased Strength: Iron sleeves are stronger than alusil when subjected to high power, high stress applications,