Cylinder Sleeve 4.375 ID Bore 4.629 OD

The Cylinder Sleeve 4.375 ID Bore 4.629 OD from MELLING is a precision-engineered component specifically designed for engine rebuilds and boring operations. This sleeve is essential for reinforcing damaged or worn cylinder walls, ensuring optimal performance in both street and competition engines. Whether you're a home mechanic or a professional shop, this product provides the reliability needed for effective engine restoration.

Manufactured from cast iron, the cylinder sleeve features a 4.375-inch inner diameter (ID) and a 4.629-inch outer diameter (OD). This design allows for a press-fit installation that securely locks the sleeve into the engine block while maintaining precise cylindrical geometry. The sleeve's construction ensures dimensional stability under thermal cycling and high combustion pressures, which are critical for maintaining engine integrity.

This MELLING cylinder sleeve is compatible with standard piston and ring packages, making it an ideal choice for various engine builds. Its engineered OD geometry allows for a controlled interference fit, distributing clamping loads evenly across the cylinder wall. This feature helps prevent stress risers, ensuring long-lasting performance in demanding applications.