ANSWERS: 1
-
A valve grinding machine requires specially formulated oil labeled for use in valve grinders. Some machines require water-based synthetic coolants rather than oil. In either case, do not use transmission oil.
Source:
Engine Builder: The Valve Refacer Makes A Good Valve Job A Great One
More Information:
Thomasnet.com: Grinding Fluid Features High-Lubricity Formula
Copyright 2023, Wired Ivy, LLC