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 |
BC1020 Dual |
| Free Length |
1.606" |
| Seat |
1.400" @ 70 lbs |
| Open |
0.905" @ 210 lbs |
| Coil Bind |
0.815" |
| Retainer |
BC2020 |
| Spring Seat |
OEM |
| Net Cam Lift |
0.470" / 11.94mm |
