FLEXPLATE OR FLYWHEEL, FLYWHEEL HOUSING, AND REAR COVER INSTALLATION (Contd)
M915A1/Big Cam III engines are equipped with a flexplate-type flywheel with retaining
plate and washer bearing. Perform step 5 for M915A1/Big Cam III only.
Perform steps 6, 7, 8, and 9 for M915/Big Cam I only.
Retaining plate (16),
a. Install on crankshaft.
flexplate (17), and washer
b. Install six screws (20) and
Apply thin coat of lubricating oil
to threads of screws (20) and face
of washers (19) prior to installing.
Tighten screws to 200-220 lb-ft
(271-298 Nm) as shown in tight-
ening sequence (21).
If engine is to be tested with dynamometer, wet seal must not be installed until after test.
Dry-running will destroy this seal.
Wet clutch seal and seal
a. Press new seal on seal carrier
carrier (M915/Big Cam I)
with spring-loaded sealing lip
facing flywheel until seated in
b. Install seal carrier with new
gasket on flywheel housing (6) with
Nylok screws. Using indicator,
center seal carrier to crankshaft.
Carrier must be centered within
0.006 in. (0.152 mm) Total
Indicator Reading (TIR).
c. Tighten screws for seal carrier-
to-flywheel housing to 97 lb-in.
(11 Nm). If access cover plate was
removed, install with copper
washers and screws.