Wiseco Black Anodized Tapered Ring Compressor Sleeve - 3.903in - 3.905in Bore

• Hard-anodized and Teflon coated for low friction and prolonged wear resistance
• Sleeves have smooth radius that tapers down to the specific bore size
• Greatly reduces difficulty of installing high-performance oil rings
• Compresses the piston rings smoothly and evenly
• Laser-marked with size indication

The Wiseco RCS39040 ring compressor sleeve is a precision-engineered tool designed to streamline your high-performance engine assembly. Forged in the USA, this sleeve features a durable black hard-anodized and Teflon-coated surface that provides low friction and enhanced wear resistance, ensuring reliable performance through multiple uses. The tapered design with a smooth radius allows for easy installation and removal, reducing the effort required to compress piston rings evenly during assembly. Ideal for pistons with a bore size between 3.903 inches and 3.905 inches, this sleeve ensures a snug fit that prevents damage to rings or pistons during installation. Laser-marked with size indication, it provides quick identification and added convenience for professional and DIY engine builders alike. Whether you're building a high-performance street engine or a racing powerplant, this component is engineered to improve efficiency and precision in your assembly process. Crafted with quality materials and expert workmanship, the Wiseco ring compressor sleeve is an essential addition to any automotive toolkit for those seeking reliable and repeatable results in engine building.

Features:

• Forged in-house in the USA for high quality and precision

• Hard-anodized and Teflon-coated surface for low friction and wear resistance

• Tapered design with smooth radius to fit 3.903 to 3.905 inch bore pistons

• Facilitates smooth and even compression of piston rings during installation

• Laser-marked size indication for quick identification