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 | BC1070 Single |
| Free Length | 2.231″ |
| Seat | 1.975″ @ 58 lbs |
| Open | 1.500″ @ 154 lbs |
| Coil Bind | 1.320″ |
| Retainer | BC2070 |
| Keepers | BC2940 |
| Net Cam Lift | 0.490″ / 12.45mm |




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