a LOT of information on lash caps, using different application mitsubishi rocker arms (to change ratio), mechanical vs hydraulic cam/valvetrain, roller setups etc., found on starquestclub, as they've run em all
http://www.starquestclub.com/forum/i...c=116031&st=20

the mechanical valvetrain from the 2.0 + a proven starion cam grind/& springs.... seem like the simplest path for a turbo 2.4