Add to Cart Permatex Permatex 34A Valve Grinding Comp 1.5 O 80036 $8.29 $7.11 Permatex 34A Valve Grinding Comp 1.5 O 80036Aids valve grinding and seating operations to remove burrs, surface defects, carbon, gum, and corrosion. Mixes with water to form an easy to use paste. $8.29 $7.11 Add to Cart