Valve Spring Set
Retail Price: $142.50
VT No
11-9609
Manley .490 valve spring kit features OD springs with steel top collars. Interference fit to reduce harmonics and control spring surge.
Manley .490 valve spring kit features OD springs with steel top collars. Interference fit to reduce harmonics and control spring surge.
Springs have 20% more pressure than stock. No machining required for installation. Use with stock lift cams to .490. Uses stock lower collars.
Springs have 20% more pressure than stock. No machining required for installation. Use with stock lift cams to .490. Uses stock lower collars.
FITS | XL 1957-1985 |
|---|
| UOM | 1 - KIT |
|---|---|
| Manufacturer | Manley |
| Origin | USA |
| 2025 Catalog Pages | 853 |
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