HKS outer valve springs for the Nissan SR20DET resist valve float at elevated rpm, supporting higher engine speeds and performance cam profiles. Complete set for the SR20DET as found in the 1991-2000 Infiniti G20.
| Type | Outer valve springs |
| Engine | Nissan SR20DET |
| Quantity | Complete set |
| Part Number | 22001-AN002 |
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