NGK Camshaft Position Sensor 81051 (CMC3-A052) – Genuine OE for BMW E39 535i/540i, E38 735i/740i, E53 X5 4.4i/4.6is, Z8 4.9, Range Rover L322 4.4

NGK 81051 CMC3-A052 - OE-spec cam timing sensor for BMW V8 and Range Rover 4.4

Bring back crisp throttle response, clean idle and reliable starting with the authentic NGK timing sender, part number NGK 81051 | CMC3-A052. This factory-grade CMP unit restores the ECU’s cam reference signal for precise fuel and spark synchronisation on the BMW E39 535i and 540i, BMW E38 735i and 740i, BMW E53 X5 4.4i and 4.6is, BMW Z8 4.9, and Range Rover L322 4.4.

If you are chasing warning lights, uneven running, hesitation or hard starts on a BMW V8 or the 4.4 petrol Range Rover, fitting this genuine NGK component is a proven fix. We use NGK sensors on our own builds and customer cars and feedback has been consistently excellent for fit, function and longevity.

Why it belongs on your car

• OE-level accuracy for stable engine synchronisation and smooth drivability
• Direct replacement design for a straightforward plug-in install
• Helps cure rough idle, intermittent no start, flat spots and EML illumination caused by a failing cam timing pickup
• Trusted NGK quality for long service life on performance and daily-driven vehicles

Suitable applications

BMW E39 535i and 540i - BMW E38 735i and 740i - BMW E53 X5 4.4i and 4.6is - BMW Z8 4.9 - Land Rover Range Rover L322 4.4 petrol. Always compare your existing connector and mounting style before ordering if unsure.

Part numbers

NGK 81051 | CMC3-A052 | NGK81051

Checks before dispatch

We can verify fitment before shipping. Add your UK registration or the last seven digits of your VIN at checkout and we will confirm compatibility for your exact vehicle.

Professional fitting available

Want it installed properly first time. Book fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk and our team will be happy to help.

Why buy from MJ Modifications

• Performance parts specialists with hands-on experience
• Friendly UK support and fast compatibility confirmation
• Enthusiast approved parts that we use ourselves

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