Oil Cooler Adapter – Yamaha R1/R6


  • Replaces the OEM oil-to-water cooler, allowing installation of external oil cooler
  • Center stud has 3/8″ female NPT fitting, allowing many different fitting sizes to be used
  • Adapter cap has single 3/8″ female NPT hole, also allowing different fitting sizes
  • Cap is designed to allow tapping of additional holes for pressure or temperature sensors
  • Cap is 6061-T6 Aluminum, center stud is stainless steel
  • Includes viton o-ring for center stud, silicone face-seal o-ring for cap
  • Simple bolt-on installation, no machining required
  • Fits all model years R1 and R6, 1998 and newer

In stock (can be backordered)


Additional information

Weight 4 lbs
Dimensions 6 × 6 × 6 in