landrover Workshop Repair Guides

Land Rover Workshop Service and Repair Manuals

Removal and Replacement|Page 3807 > < Valve Seat|Specifications|Page 3804
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Valve Seat: Removal and Replacement

Replacement

NOTE:  Service valve seat inserts are available 0.25 mm 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.

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.

Removal and Replacement|Page 3807 > < Valve Seat|Specifications|Page 3804