The Namura 9-Piece Oil Seal Kit is a complete engine sealing solution tailored for full rebuilds and high-demand applications. Trusted by mechanics and racers alike, this set provides comprehensive coverage of vital engine components to prevent leaks and contamination, ensuring long-lasting engine performance.Seal Type: Dual-lip, pressure-resistant shaft sealsMaterial: High-temp Nitrile or Viton® rubber for oil & heat resistanceTemperature Range: -40°F to 250°F (-40°C to 121°C)Oil Compatibility: Yes (petroleum & synthetic-based oils)Installation: Direct OEM fit—no machining or trimming required