507829 | Valve Tappet Slide Assembly - 2.25L Petrol/Diesel | Series 2 & 3, Defender
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
To check the stock of Genuine Parts before placing an order please use our Contact Us page
Land Rover Part Number: 507829 - Valve Tappet Slide Assembly
507829 is a valve tappet slide assembly fitted into the cylinder head valve train of 2.25L petrol and 2.25L diesel engines used on Series and Defender models. The slide-style assembly guides and supports the tappet, maintaining alignment as the cam lobe moves the tappet to preserve correct valve clearance and contact between cam and valve components. Please note: This part will not fit the Tdi engines.
Use the compatibility data below to confirm fitment against your V.I.N.
Compatibility
- Defender (1987-2006) - 2.25L Petrol
- Defender (1987-2006) - 2.25L Diesel
- Series 2 - 2.25L Petrol
- Series 2 - 2.25L Diesel
- Series 3 (1971-1985) - 2.25L Petrol
- Series 3 (1971-1985) - 2.25L Diesel
Frequently Asked Questions
The 507829 valve tappet slide assembly locates and supports the slide-type tappet in the cylinder head, ensuring correct alignment between the cam lobe and the valve mechanism. It helps maintain valve clearance and contact and is typically replaced when tappets are worn or during a cylinder head rebuild; it does not fit Tdi engines.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | 2.25L Petrol |
| Land Rover Defender (1987-2006) | 2.25L Diesel |
| Land Rover Series 2 | 2.25L Petrol |
| Land Rover Series 2 | 2.25L Diesel |
| Land Rover Series 3 (1971-1985) | 2.25L Petrol |
| Land Rover Series 3 (1971-1985) | 2.25L Diesel |
If you are unsure of compatibility with your vehicle, you can also confirm by checking against your V.I.N. Simply reach out to us with your V.I.N and desired part number via our Contact page or use our Finding Part Numbers page.
Replace the 507829 if tappet wear is detected (for example, noisy valvetrain or excessive play) or as part of a cylinder head rebuild. Inspect the valve train during major services and renew the assembly if found worn or damaged.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
- Z8 products are normally supplied by Allmakes.
All products and accessories available on LRDirect.com come with a 2-year warranty.