POWERHEAD
Page 4-38 90-826883R2 JUNE 1998
5. Check center main thrust washers for wear as follows:
a. Push thrust washers and center main bearing toward either end of crankshaft.
b. Usea feelergaugeand checkclearancebetween crankshaftand thrustwashers.
c. If clearance between crankshaft and thrust washers is greater than 0.030 in.
(0.762 mm), replace thrust washers.
57110
a
b
a - Thrust Washers
b - Feeler Gauge
NOTE: It is recommended that the piston pin and piston be installed on the connecting
rod prior to installing the connecting rod on the crankshaft to avoid possible bending of
the rod during piston pin installation.
IMPORTANT: When replacing needle bearings, replace all needles as a set. Do not
use old and new needles together.
6. Install piston onto connecting rod as follows:
a. Lubricate sleeve of Piston Pin Tool (91-76160A2) with 2-4-Cw/Teflon MarineLu-
bricant (92-825407A12).
b. Holdlower locatingwasherand sleeveontopiston pinboreofconnecting rod and
install needle bearing set of 27.
95
2-4-C With Teflon (92-825407A12)
95
a
c
b
a - Sleeve
b - Locating Washer
c - Needle Bearings (27)
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