There is no valve adjustment on this engine. You tighten the rocker arms in 2 stages. First stage, 44 in lbs. Second stage, 26 ft lbs. If you have valve clatter, you have worn valve train parts.
most rockers do not have a torque spec depends on the engine some have a lash spec which has to be set with a feeler gauge but it is different for every engine
torque specs on the bolts that hold the rockers on a 4.9 cadillac motor
what is torque spec for rocker arms on 2004 4.6 landrover discovery
valve lash should be set at 30 thou
rocker arm torque specs
5-20 per Ford spec. All seasons.
0.15mm intake 0.25mm exhaust
20 foot pounds.
They are non adjustable, just torque them to spec
14-18 lb
the torque is 25 foot pounds
the manual say's that both valves are .13mm