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 |
BC1340 Single |
Free Length |
1.628" |
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 |