Have you checked the ratios? I would do that first, compare to your cam specs and then decide if they are worth grinding on. Mine were all over, wound up with StageV rollers and Dvorak stands that widen out the spread...Tim

1941 Taylorcraft
1968 Charger
1994 Wrangler
1998 Wrangler
2008 Kia Rio
2017 Jetta

I didn't do 4 years and 9 months of Graduate School to be called Mister!