Ferrea hollow-stem intake valve for the Chevrolet LS1 V8, lightened with a hollow stem to reduce valvetrain mass for high-rpm stability. 2.08in head diameter on a 0.3135in stem, 4.9in overall length, ground to a 12-degree seat angle with a Super-Flo profile and radial-groove keeper grooves. Sold as a set of 8.
Specifications
| Type | Hollow-stem intake valve |
| Engine | Chevrolet LS1 |
| Head Diameter | 2.08in |
| Stem Diameter | 0.3135in (hollow) |
| Overall Length | 4.9in |
| Seat Angle | 12 degree |
| Flow Profile | Super-Flo |
| Groove | Radial groove |
| Quantity | Set of 8 |
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