Mazda 1990 323 Workshop Manual Supplement page 428

K2
TRANSAXLE AND TRANSFER UNIT
TOE CONTACT FLANK CONTACT
(1) Toe and flank contact
Replace the spacer with a thinner one to move the drive
pinion outward.
I
I
63609X-385
(2) Heel and face contact
HEEL CONTACT FACE CONTACT
Replace the spacer with a thicker one to bring the drive
oinion inward.
I
I
9MUOMX-068
K2-252