Originally Posted by Cab_Burge
3/8 intake valves from .00175 to .00225 with bronze guides and good Teflon seals, .0020 to .00250 on the stock size 3/8 valves on exhaust sides has works very well for me the last 30 +years on stock cast iron Mopar heads with bronze liners, BB, Hemi and SB up twocents


They measure .002 pretty much across the board up