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

Valves and springs - refit

Make
Land Rover
Model
Engines V8 Engine 3.5 3.9 4.2
Section
Valves and springs - refit
OVERHAULValves and springs - refit
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ENGINE

OVERHAUL

13

Engines fitted with secondary air injection (SAI)

1. Using a 5/8 in x 20 TPI (threads per inch) UNF

tap having a class 2A thread, remove deposits
from secondary air injection adapter tappings
in cylinder head.

CAUTION: Ensure that tap used has 20
TPI.

Valves and springs - refit

1. Fit new valve stem oil seals, lubricate valve

stems, fit valves, valve springs and caps,
compress valve springs using LRT-12-034 and
fit collets.

2. Using a wooden dowel and mallet, lightly tap

each valve stem two or three times to seat
valve cap and collets.

3. Fit spark plugs and tighten to 20 Nm (15 lbf.ft)

Parts & tools for this job Staging For Land Rover Engines

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