Ferrea precision-machined valve guides for the Chevrolet LS1 and LS7, suitable for both intake and exhaust positions. Sized for a 5/16in valve with a .502in outside diameter, 2.000in length, and .500in inside diameter, they are a quality upgrade over worn factory guides for a rebuild or built engine. Designed to be used with Ferrea VS1021 valve seals. Sold as a set of 8.
Specifications
| Type | Valve guides |
| Valve side | Intake and exhaust |
| Engine | Chevrolet LS1 / LS7 |
| Valve size | 5/16in |
| Outside diameter | .502in |
| Length | 2.000in |
| Inside diameter | .500in |
| Pairs with | Ferrea VS1021 valve seals |
| Sold as | Set of 8 |
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