Designed for high rpm, BC valve springs by PAC Racing are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures.
| Type | Dual |
| Free Length | 2.030″ |
| Seat | 1.590″ @ 80 lbs |
| Open | 1.020″ @ 215 lbs |
| Coil Bind | 0.870″ |
| Retainer | BC2010, BC2011 |
| Spring Seat | BC2904 or OEM |
| Net Cam Lift | 0.620″ / 15.74mm |




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