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 |
BC1010 Dual |
| Free Length |
1.607" |
| Seat |
1.350" @ 80 lbs |
| Open |
0.900" @ 220 lbs |
| Coil Bind |
0.765" |
| Retainer |
BC2210 |
| Spring Seat |
BC2921 |
| Net Cam Lift |
0.500" / 12.7mm |
