NLP100320 Engine Spark Plug – Discovery II & Range Rover P38

Keep your Rover’s V8 running smoothly with this Engine Spark Plug Set (Part No. NLP100320) designed for Bosch ignition systems. Manufactured to OEM specifications for the 4.0 and 4.6L V8 engines, these plugs provide consistent spark performance, efficient combustion, and reliable cold starts. Featuring nickel-alloy electrodes and precise factory gap settings, they deliver long service life and restore smooth idle and power.

Available Options:

• Set of 2 – for quick replacements or testing

• Set of 4 – ideal for partial service or bank replacement

• Set of 8 – complete tune-up kit for full V8 engine

Fits:

• Discovery Series II (1999–2004, 4.0/4.6 V8)

• Range Rover P38 4.0 (1999–2002, Bosch ignition)

• Range Rover P38 4.6 (1999–2002, Bosch ignition)

Install tip: Check gap before installation, torque to spec, and use dielectric grease on boots for optimal ignition performance.

Supersession Part Numbers

No supersessions found.

FAQ

What ignition systems are these for?
These plugs are designed for Bosch ignition systems used on late Discovery II and Range Rover P38 V8 engines.

Are these sold individually?
No—available as a set of 2, 4, or 8 plugs depending on your service needs.

How often should they be replaced?
Typically every 30,000–40,000 miles, or sooner if misfiring or poor idle is observed.

Part Number: NLP100320
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