ALU1403L | Sealing Washer - Sump Plug - 300Tdi, V8 | Defender, Discovery
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: ALU1403L - Sealing Washer - Sump Plug
ALU1403L is a sump plug sealing washer fitted beneath the engine oil sump/drain plug to provide an oil-tight seal. It is used on the engine oil sump and associated drain plugs on 300Tdi, Rover V8, 2.0 L Series diesel, 1.8 K Series and 2.5 KV6 engines.
Compatibility
- Defender (1987-2006) - 300Tdi
- Discovery 1 (1989-1998) - 300Tdi
- Discovery 2 (1998-2004) - V8 Petrol
- Freelander (1996-2006) - 1.8 K Series petrol, 2.0 I4 8V TCie diesel, 2.5 KV6 petrol
- Range Rover Classic (1992-1994) - 2.5 TDi
- Range Rover P38 (1994-2001) - 4.0 V8 EFI, 4.6 V8 EFI
Frequently Asked Questions
ALU1403L is a sealing washer placed under the sump/drain plug to form a leak-free joint between the plug and the engine oil sump. It prevents oil seepage around the drain point and is fitted where the drain plug contacts the sump or associated drain points.
| Model | Variant |
|---|---|
| Land Rover Defender (1987-2006) | Sump (2.5L I4 300 TDi Diesel Turbo), Extension Case (5-speed manual), Front Housing |
| Land Rover Freelander (1996-2006) | Oil Sump (1.8L K Series petrol), Cylinder Head (2.0L I4 8V TCIE), Sump (2.0L I4 8V TCIE), Sump (2.5 KV6 petrol, automatic), Transmission Casing (1.8 K16 petrol; 2.0L I4 8V TCIE manual) |
| Land Rover Range Rover Classic (1992-1994) | Sump (2.5L TDi) (from JA610294) |
| Land Rover Range Rover P38 (1994-2001) | Sump (4.0 V8 EFI; 4.6 V8 EFI), Extension Case (5-speed manual), Transfer Drive Case |
| Land Rover Discovery 1 (1989-1998) | Sump (2.5 Tdi EGR / 2.5L 300 Tdi) (from FA393361 to WA799999), Extension Case (manual), Housing Automatic |
| Land Rover Discovery 2 (1998-2004) | Sump (V8), Extension Case (5-speed manual), Front Housing, Main Casing |
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 sealing washer at every oil change to ensure a reliable, leak-free seal; the drain plug itself may be reused if threads and seating remain in good condition. Consult the vehicle service schedule or a technician if unsure.
- 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.