GSC Power-Division CONICAL Valve Spring with Ti Retainer for TB48 (W/SEATS)
GSC Power-Division CONICAL Valve Spring with Ti Retainer for TB48 (W/SEATS)
- 100lbs @ 1.330" install height
- 250lbs @ 11.4mm lift
Check your valve spring install heights here

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GSC5077 CONICAL Valve Spring with Ti Retainer forTB48 (W/SEATS) | |||||
Setup | Coil Bind (in) | Install Height (in) | Seat Pressure (lbs) | Open Pressure, 11.40mm lift | Maximum Valve Lift (in) |
Conical | 0.818" | 1.330 | 100 | 250lbs @ 0.881" | 0.449 |
- Max RPM: 10,000 RPM
- Max boost: 40 psi (when boosted)
Kit includes 24 Ti retainers, 24 conical valve springs, and 24 chromoly spring seats.