W 250 Pickup L6-359 5.9L DSL (1989)
Install the bushing so that it is even with the front face of the cylinder block, using a universal cam bushing installation tool.
CAUTION: The oil hole must be aligned.
A 3.2mm [0.128 inch] diameter rod must be able to pass through the hole.
Measure the installed bushing.
Limit
Inside Diameter: 54.133mm [2.1312 inch]