SS506121L | 3/8 UNC x 1 1/2 Cap Screw - V8 Starter | Defender, Discovery, Range Rover
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: SS506121L - 3/8 UNC x 1 1/2 Female Head Cap Screw
SS506121L is a 3/8 UNC x 1 1/2 inch female head cap screw used to secure the starter motor on V8-engined Land Rover models. It fastens the starter motor housing to the engine/bellhousing and must be fitted with correct alignment to avoid cross-threading. The screw and mating threads should be inspected for corrosion, damaged threads or a rounded head whenever the starter is removed; replace the screw if any damage is found.
Compatibility
- Discovery 1 (1989-1998) - 3.5L V8 Twin Carb Petrol - From VIN FA393361 to VIN WA799999
- Discovery 2 (1998-2004) - V8 Petrol
- Defender (1987-2006) - 3.5L V8 Twin Carb Petrol
- Range Rover Classic (1986-1991) - V8 Petrol - To VIN HA610293
- Range Rover Classic (1992-1994) - V8 Petrol - From VIN JA610294
- Range Rover P38 - V8
Frequently Asked Questions
SS506121L is a 3/8 UNC x 1 1/2 female head cap screw that secures the starter motor to the engine or bellhousing on V8 Land Rover models. It provides the clamping force to hold the starter in position; during installation ensure threads are clean and avoid cross-threading. Common issues are corroded or stripped threads and rounded heads - replace the screw if any of these are present.
| Model | Variant |
|---|---|
| Land Rover Discovery 1 (1989-1998) | 3.5L V8 Twin Carb Petrol (From VIN FA393361 to VIN WA799999) |
| Land Rover Discovery 2 (1998-2004) | V8 Petrol |
| Land Rover Defender (1987-2006) | 3.5L V8 Twin Carb Petrol |
| Land Rover Range Rover Classic (1986-1991) | V8 Petrol (To VIN HA610293) |
| Land Rover Range Rover Classic (1992-1994) | V8 Petrol (From VIN JA610294) |
| Land Rover Range Rover P38 | V8 |
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.
Inspect the screw whenever the starter motor is removed for service; replace if the threads are corroded or stripped, or if the head is rounded or damaged. If in doubt, replace the fastener to ensure correct starter mounting and avoid future issues.
- C8 products are usually supplied by Britpart.
- L8 products are genuine Land Rover parts.
All products and accessories available on LRDirect.com come with a 2-year warranty.