You'll have to replace the rocker arm. Easy job that can be done with the engine in place. From: tcb-bounce@xxxxxxxxxxxxx [mailto:tcb-bounce@xxxxxxxxxxxxx] On Behalf Of Cari Smith Sent: Saturday, June 08, 2013 12:14 PM To: tcb@xxxxxxxxxxxxx Subject: [tcb] #4 Intake adjustment screw on#4 is totally stripped. Any ideas? Cari and Paul