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

Valve seat inserts - inspection

Make
Land Rover
Model
Engines Engine Overhaul Manual v8 4.0 4.6
Section
Valve seat inserts - inspection
OVERHAULValve seat inserts - inspection
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ENGINE

10

OVERHAUL

3. Using LRT-12-039A partially press guide into

cylinder head, remove tool.

4. Fit LRT-12-208 over valve guide and continue

to press guide into cylinder head until tool
LRT-12-039A contacts tool LRT-12-208;
remove tools.

5. Check valve guide installed height A = 15.0

mm (0.590 in)

6. Using piloted reamers, ream valve guides from

valve spring side of head in 2 stages, with the
final cut being 0.1 mm (0.004 in), to give a
finished internal diameter of 8.70 mm (0.34 in).

7. Remove all traces of swarf on completion.

Valve seat inserts - inspection

1. Check valve seat inserts for pitting, burning

and wear. Replace inserts as necessary.

Parts & tools for this job Staging For Land Rover Engines

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