Originally Posted by aspenrt360
you could play with different keepers and locks too once you have all machine work done there are + and - options.

Yeah, also crossed my mind, but I haven't reviewed yet what is currently available. I will probably take the machining approach since the heads will be at the shop next anyways. Should that be an expensive operation I will price out the alternative version of retainers that would give me the extra height on the exhaust valves.

Thank you!