Supertech beehive valve-spring + titanium retainer kit, Nissan VR38DETT (GT-R R35). 12mm lift capable for big-cam + high-RPM.
| Part | SPRK-VR38 |
| Material | Vascomax + Ti retainer |
| Size | VR38DETT |
| Dimensions | 12mm max lift |
| Standard | SAE J1459 |
| Material | Vascomax + Ti retainer |
| Primary standard | SAE J1459 |
| Thread standard | VR38DETT |
| MOQ | 1 |