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

Camshaft end-float - check

Make
Land Rover
Model
Engines Engine Overhaul Manual v8 4.0 4.6
Section
Camshaft end-float - check
OVERHAULCamshaft end-float - check
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ENGINE

OVERHAUL

29

Oil pressure relief valve if fitted - refit

1. Lubricate new ’O’ ring with engine oil and fit to

relief valve plug.

2. Lubricate relief valve spring, piston and piston

bore with engine oil.

3. Assemble piston to relief valve spring, insert

piston and spring into piston bore.

4. Fit relief valve plug, depress plug and fit circlip.
5. Ensure circlip is fully seated in groove.

CAMSHAFT AND TAPPETS

Camshaft end-float - check

1. Remove rocker shaft assemblies.
2. Remove pushrods and store in their fitted

order.

3. Remove timing chain and gears.

4. Temporarily fit camshaft gear and gear bolt.
5. Attach a suitable DTI to front of cylinder block

with stylus of gauge contacting camshaft gear.

6. Push camshaft rearwards and zero gauge.
7. Using camshaft gear bolt, pull camshaft

forwards and note end-float reading on gauge.
End-float = 0.05 to 0.25 mm (0.002 to 0.010 in)

8. If end-float is incorrect, fit a new thrust plate

and re-check. If end-float is still incorrect, a
new camshaft must be fitted.

Parts & tools for this job Staging For Land Rover Engines

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