hello deetwocat ,i only have a ruff setting of (000'')15 thou hot ,you can set them cold and recheck when its hot .
cat sale brochures would be good to see ,are you any good with a scanner 😄 ,bruce oz
The spec sheet I have shows a hot setting of 0.005 in. for the intakes and 0.015 in. for the exhaust on the R2.