Workshop Manuals Factory service & repair Land Rover
01 4.0 & 4.6 Litre V8 Engine - 4th Edition02 03 04 05 INFORMATION06 07 08 GENERAL DATA09 10 11 12 TORQUE WRENCH SETTINGS13 SERVICE TOOLS14 15 16 17 18 DESCRIPTION AND OPERATION19 20 21 OVERHAUL
Land Rover Engine Overhaul Manual v8 4.0 4.621 · OVERHAUL
21 · General

Big-end bearings - refit

Make
Land Rover
Model
Engines Engine Overhaul Manual v8 4.0 4.6
Section
Big-end bearings - refit
OVERHAULBig-end bearings - refit
Big-end bearings - refit – Land Rover Engine Overhaul Manual v8 4.0 4.6

ENGINE

OVERHAUL

45

6. Remove 2 bolts securing each bearing cap.
7. Remove bearing cap and bearing shell.

NOTE: Keep bearing caps and bolts in
their fitted order.

8. Push each piston up its respective bore and

remove shells from connecting rods.

NOTE: Big-end bearing shells must be
replaced whenever they are removed.

Big-end bearings - refit

1. Fit bearing shells to each connecting rod.

NOTE: Big-end bearings are available in
0.254 mm (0.01 in) and 0.508 mm (0.02 in)
oversizes.

2. Lubricate bearing shells and crankshaft

journals with engine oil.

3. Pull connecting rods on to crankshaft journals.
4. Fit bearing shells to each big-end bearing cap.

NOTE: If crankshaft has been reground,
ensure appropriate oversize bearing shells
are fitted.

5. Lubricate bearing shells and fit bearing caps

ensuring reference marks on connecting rods
and bearing caps are aligned.

NOTE: Rib on edge of bearing cap must
face towards front of engine on RH bank
of cylinders and towards rear on LH bank

of cylinders.

6. Fit bearing cap bolts and tighten to 20 Nm (15

lbf.ft) then a further 80 degrees.

7. Check connecting rods move freely sideways

on crankshaft. Tightness indicates insufficient
bearing clearance or misaligned connecting
rod.

Parts & tools for this job For Land Rover Engines

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