weight MAZDA 323 1992 Workshop Manual Suplement

B2 OUTl1NE
COOUNG CHANNEL RtNG CARRtER
61.5mm i 2.42 in ] - 56.5mm (2.22 in
Piston diameter Piston diameter
Measured at 90* Measured at 90°
to pin bore axis I+ to pin bore axis
and t6.5mm and 11 .Omm
IO.650 in 1 below 10.433 in 1 below
oil rmg groove. oil ring groove.
COOLING CHANNEL
*IL YTLET
OIL t NiET
l The piston skirt is shortened for reduced weight and friction. l A cast iron ring carrier is installed in the piston to reduce piston-ring groove wear. l A cooling channel is incorporated in the body of the piston. The 011 jet squirts oil into this cootrng channel
and the or! absorbs
the heat from around the ring lands, reducing piston ring and cylinder wat! wear
Bz-4

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1 SUPPLEMENTAL SERVICE INFORMATION, WHEELS AND TIRES Q .
SUPPLEMENTAL SERVICE INFORMATKM
The following point in this section is changed in comparison with the Mazda 323 Workshop Manual Voi-
ume 2 (1206~IO-89F).
l Wheels and tires
I Wheel balance adjustment
13EOQX-30 13EOUX-305
j
WHEELS AND TIRES
I
WHEEL BALANCE ADJUSTMENT
If a wheel becomes unbalanced or if a tire is replaced or
repaired, the wheel must be rebalanced to within specifi-
cation.
Maximum unbalance (at rim edge): 9 g IO.32 oz j
Caution
l Do not use more than two balance weights on the
inner or outer side of the wheel,
l One batance weight; max. 60 g (2-f oz 1.
l if the total weight exceeds IOU g (3.5 or] on one
side, rebalance after moving the tire around on the
rim.
l Attach the balance weights tightly to the wheel.
. Select suitable balance weights for aluminum alloy
wheels.