GSC Power Division High Lift Conical Valve Spring Kit Nissan TB48 (GSC5081)
High-Lift Valvetrain Upgrade for TB48 Performance Builds
The GSC Power Division High Lift Conical Valve Spring Kit is engineered for Nissan TB48 engines running aggressive cam profiles and elevated RPM. This complete kit includes:
- 24 conical valve springs
- 24 titanium retainers
- 24 chromoly valve spring seats
Technical Specifications
- Install Height: 1.383"
- Seat Pressure: 83 lbs
- Open Pressure @ 13.46mm Lift: 258 lbs @ 0.853"
- Coil Bind: 0.787"
- Max Valve Lift: 0.530"
- Max RPM: 10,000
Why Conical Springs Make the Difference
Conical valve springs are known for their ability to reduce valvetrain harmonics more effectively than cylindrical or beehive designs. Their tapered coil geometry and variable spacing act as natural dampers, minimizing shock transfer and extending component lifeespecially critical in high-performance, boosted applications.
Built for High-Lift Cam Profiles and RPM Stability
- Super-Finished Surface: Each spring undergoes a multi-stage heat and surface treatment for consistent performance and long-term durability.
- Titanium Retainers: Lightweight and strong, ideal for aggressive cam profiles and elevated boost levels.
- Chromoly Seats: Precision-machined for optimal spring alignment and longevity under extreme conditions.
Perfect for Turbocharged or High-Lift TB48 Builds
If you're pushing your TB48 engine with high-lift cams and serious RPM, the GSC5081 High Lift Conical Valve Spring Kit delivers the control, strength, and reliability needed to perform at the limit.
Fitment:
- 2002-2016 Nissan Patrol Y61 TB48DE
- 2002-2021 Nissan Patrol Safari TB48DE (Middle East Spec)
CA Residents: WARNING: Cancer and Reproductive Harm www.P65Warnings.ca.gov
