Workshop Manuals Factory service & repair Land Rover
01 300 TDi Diesel Engine Overhaul Manual02 INTRODUCTION03 DESCRIPTION AND OPERATION04 OVERHAUL05 DATA, TORQUE & TOOLS
Land Rover 300Tdi Engine04 · OVERHAUL
04 · General

Valves and guides - inspection

Make
Land Rover
Model
Engines 300Tdi Engine
Section
CYLINDER HEAD › Valves and guides - inspection
OVERHAULValves and guides - inspection
Valves and guides - inspection – Land Rover 300Tdi Engine

ENGINE

OVERHAUL

21

Valve springs - inspection

1. Check free length of each spring = 46.28 mm
2. Check that end coils of each spring are square

to body of spring.

Valves and guides - inspection

1. Remove carbon from valves.
2. Examine head of each valve for cracks and

burning and valve seat for pitting or burning,
replace valves as necessary.

3. Check valve seating faces for pitting, if light

pitting cannot be removed during valve
grinding operations, valves may be refaced.

CAUTION: If refacing results in valve head
stand down being exceeded, valves must
be replaced.

4. Check valve seating face angles.

Inlet = 60

°

00’ to 60

°

30’ - included angle =120

°

Exhaust = 45

°

00’ to 45

°

30’ - included angle =

90

°

5. Reface or replace valves as necessary.
6. Check each valve stem for wear, measure at

each end and centre of valve stem.
Inlet = 7.96 mm
Exhaust = 7.94 mm

7. Replace any valve with stems that are worn.

Parts & tools for this job For Land Rover Engines

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