Engine Overhaul Manual v8 4.0 4.6
ENGINE
44
OVERHAUL
Drive plate and ring gear assembly - refit - Drive
plates with unshimmed hub aligner and later
engines fitted with modified ’one-piece’ starter
ring gear
NOTE: It is not necessary to check setting
height on drive plates fitted to the above
engines. On early engines, balance
weights are on engine side of drive plate;
replacement drive plates will have balance
weights on torque converter side.
Early engines with unshimmed hub aligner
1. Ensure bolt holes in crankshaft are clean and
dry. Fit hub aligner, fit Allen bolts and tighten to
78 Nm (58 lbf.ft).
2. Fit ring gear assembly, spacer, drive plate and
clamp ring ensuring that reference marks are
aligned.
CAUTION: If a new drive plate is being
fitted, paint mark must face towards
torque converter, ensure holes in plate are
aligned with clearance holes in ring gear.
3. Fit clamp ring bolts and tighten to 45 Nm (33
lbf.ft).
Later engines with modified ’one-piece’ starter
ring gear
1. Ensure bolt holes in crankshaft are clean and
dry
2. Fit starter ring gear, fit Allen bolts and tighten
to 85 Nm (63 lbf.ft).
3. Fit drive plate and clamp ring, fit bolts and
tighten to 45 Nm (33 lbf.ft.
CRANKSHAFT, MAIN AND BIG-END BEARINGS
Big-end bearings - remove
1. Remove timing chain and gears.
2. Remove nut and washers securing oil pick-up
pipe to stud.
3. Remove 2 bolts securing oil pick-up pipe to oil
pump cover, withdraw pipe from cover; remove
and discard ’O’ ring.
4. Remove oil pick-up pipe, recover spacer from
stud.
5. Suitably identify bearing caps to their
respective connecting rods.