t-d raybarton rockers 282/291 at .050 720/690 lift at the valvein my 606 cube hemi comp 829s and 943 springs in at 245 lbs on the seat 600 open ,i change the springs and lifters every 3-4 yrs depending on milage my rockers and pushrods are 11 yrs old never a problem
606 hemi pump gas best 9.60 at 142mph on motor 05 hemi daytona 1500 go-mango 4wd quadcab 2007 hotrod mag pump gas drags runner up, roadkill nights dodge big tire winner 2018 2019 back to back
