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GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (9500RPM/40PSI Max) - Black Ops Auto Works
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GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (9500RPM/40PSI Max)

GSC5083
GSC5083
Valve Springs, Retainers
3 Units In Stock - Ships Next Business Day
$ 935.00 $ 794.75
$ 794.75

SKU: 5083

GSC P-D Nissan/Infiniti VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (9500RPM/40PSI Max) Fits 2017+ Q50 Q60 Red Sport 2023+ Nissan Z

This GSC Power-Division kit upgrades the valvetrain on Nissan VR30DDTT twin-turbo V6 engines with conical valve springs titanium retainers and seats. It fits 2017+ Infiniti Q50 Q60 Red Sport 400 models and 2023+ Nissan Z Performance NISMO. Expect stable valve control at 9500 RPM and 40 PSI boost for reliable high-rev power.

Key Features

  • Conical Spring Design: Progressive rate reduces mass harmonics and inertia for precise valve motion at extreme RPM
  • Titanium Retainers: Cuts valvetrain weight by 25 percent over steel while handling high lift up to 0.500 inches
  • 9500 RPM Rating: Engineered for sustained high revs with 40 pounds seat pressure at 1.750 inches installed height
  • Exact VR30DDTT Fit: Intake exhaust springs measure 1.460 inch OD 0.945 inch ID 1.783 inch height with 10mm stem compatibility
  • Complete Kit Contents: 24 conical springs 24 Ti retainers 24 seats for full engine coverage

Product Notes

  • Verify valve stem heights post-install to maintain geometry
  • Springs use high-tensile steel for fatigue resistance
  • Secure packaging protects components during transit

Installation Notes

  • Professional installation recommended.
  • Use VR30DDTT-specific valve spring compressor tool
  • Compatible with stock keepers and seals no hardware changes needed

This Part Fits

Year Make Model Submodel
2017-2023 Infiniti Q50 Red Sport 400
2017-2023 Infiniti Q60 Red Sport 400
2023-2024 Nissan Z Performance
2023-2024 Nissan Z NISMO

Why Choose GSC?

  • Proven in drag racing and circuit applications worldwide
  • Made with aerospace-grade materials for durability
  • Precision CNC wound springs ensure consistent rates

Frequently Asked Questions

  • Q: Will this kit fit the 2023 Nissan Z VR30DDTT?
    A: Yes direct bolt-on for all 2023+ Nissan Z Performance and NISMO models with VR30DDTT engine
  • Q: What materials are used in the springs and retainers?
    A: Conical springs from high-tensile chrome-silicon steel retainers from 6AL4V titanium seats from steel
  • Q: What is the warranty on this kit?
    A: GSC offers lifetime warranty against manufacturing defects with proper installation

Shipping & Handling

  • Method: UPS Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Sturdy box 12 x 9 x 7 inches
  • Weight: 3.1 lbs

Request For Information

Have questions about GSC P-D Nissan VR30DDTT HP Conical Valve Spring Ti Retainer & Seat Kit (9500RPM/40PSI Max)? Fill out the form below and we'll get back to you by the next business day.
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