All Models Exc. 620 (1973)
Remove lower control arm. See Datsun in SUSPENSION Section. Measure axial movement by lifting and depressing ball joint stud. Difference between these two measurements is axial play. Using suitable spring tension scale attached to top of ball joint stud, measure force required to move ball joint stud laterally. If either measurement is not within specifications, replace ball joint.
BALL JOINT SPECIFICATIONS (1973)
| Application | Axial in. (mm) | Lateral ft. lbs. (mkg) |
|---|---|---|
| 510 & 240Z | .001-.023 | |
| (.025-.584) | ||
| 610 | .003-.019 | 3.62 |
| (.076-.482) | (.500) | |
| 1200 | .011-.039 | 14.6-24.9 |
| (.279-.990) | (2.017-3.441) |