8pcs AJ133 Engine Piston and Rings Set is designed for use with F Type, XJ, XJR, XF, XK, XKR, and LR45.0L 5.0L V8 models.Constructed from aluminum, the set includes eight pistons and matching rings engineered to support engine performance and durability under demanding conditions.The components are built to maintain consistent power output and resist wear during regular. The design allows for straightforward installation with standard tools and procedures.Fitment is specific to the indicated vehicle models, proper alignment and function within the engine block.This piston and ring set supports efficient combustion and engine once installed. A replacement option is available for one year from the date of purchase in the event of product issues.This coverage supports long term confidence in the set's compatibility and function across applicable engine applications. This product is a third-party replacement.Any use of brand names or model designations is purely to indicate compatibility.