Workshop Manuals Factory service & repair Land Rover
01 3.5, 3.9 & 4.2 V8 Engine Overhaul Manual - 2nd Edition02 03 04 05 INFORMATION06 07 08 GENERAL DATA09 10 11 12 TORQUE WRENCH SETTINGS13 14 SERVICE TOOLS15 16 17 18 19 DESCRIPTION AND OPERATION20 21 22 23 OVERHAUL
Land Rover V8 Engine 3.5 3.9 4.223 · OVERHAUL
23 · General

Valve seat inserts - renew

Make
Land Rover
Model
Engines V8 Engine 3.5 3.9 4.2
Section
Valve seat inserts - renew
OVERHAULValve seat inserts - renew
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ENGINE

OVERHAUL

11

Valve seat inserts - inspection

1. Check valve seat inserts for pitting, burning

and wear. Replace inserts as necessary.

Valve seat inserts - renew

NOTE: Service valve seat inserts are
available 0.025 mm (0.001 in) oversize on
outside diameter to ensure interference fit.

1. Remove worn valve seats.

CAUTION: Take care not to damage
counterbore in cylinder head.

2. Heat cylinder head evenly to approximately

120

°

C (250

°

F).

WARNING: Handle hot cylinder head with
care.

3. Using a suitable mandrel, press new insert fully

into counterbore.

4. Allow cylinder head to air cool.

Parts & tools for this job Staging For Land Rover Engines

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