SOLID PC VALVE GUIDE SEALS
Brand: KIBBLEWHITE
Manufactured from PTFEPTFE is known to retain its mecahnical properties at temperatures as high as 500° FFillers have been added to keep the material stable and to reduce frictionTwin spring design provides continous tension on the valve guide and the stem of the valveMade in the USA
https://shopping.truda.io/product/solid-pc-valve-guide-seals
Manufactured from PTFEPTFE is known to retain its mecahnical properties at temperatures as high as 500° FFillers have been added to keep the material