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 |
Single |
| Free Length |
1.628" |
| O.D./I.D. Outer |
1.050" / 0.755" |
| O.D./I.D. Inner |
n/a |
| Seat |
1.300" @ 82 lbs |
| Open |
0.900" @ 188 lbs |
| Coil Bind |
0.810" |
| Retainer |
BC2340 |
| Spring Seat |
BC2930 |
| Net Cam Lift |
0.425" / 10.8mm |