Designed for high rpm, Brian Crower valve springs for SR20DET motors are wound from only the highest grade, super clean, chrome silicone alloy and feature proprietary processing procedures for consistent pressures. BC titanium retainers are CNC machined from 6AL4V round bar titanium to exacting tolerances. We recommend using valve springs and retainers when upgrading cams. This is a full kit that includes 16 valvesprings and 16 retainers.
Spring Pressure:
- Seat: 1.550" @ 90 lbs
- Open: 1.025" @ 220 lbs
- Coil Bind: 0.910"
- No machine work required
Application:
- Nissan S13 240SX w/SR 1989-1994
- Nissan S14 240SX w/SR 1995-1998
- Nissan SR20DET