Replacement Rocker arm adjusting screw as fitted to 1275 engines with sintered type rockers and for use on any 5/16 thread type.
Use better EN8 quality
AEG167 or race type
AEG167EVO.
Will fit the forged S rocker, they fit
CAM289/
12G1221 and
C-AHT436 &
C-AHT446A assemblies.
Nuts may be ordered separately as
NT605061.