Ferrea precision-machined radial-groove steel valve locks (keepers) for the Nissan KA24DE 2.4L engine, sized for a 7mm valve stem. Built for the higher spring loads of a performance or race valvetrain, they provide a secure, repeatable grip between the retainer and valve, and are designed to pair with Ferrea E11021 retainers. Sold as a set of 16.
Specifications
| Type | Valve locks (keepers) |
| Material | Steel |
| Groove | Radial |
| Stem size | 7mm |
| Engine | Nissan KA24DE 2.4L |
| Pairs with | Ferrea E11021 retainers |
| Sold as | Set of 16 |
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