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GSC1056
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GSC P-D 2023+ Nissan 400Z VR30DDTT Valve Stem Seal - Set of 24

GSC1056
GSC1056
Valve Seals
8 Units In Stock - Ships Next Business Day
$ 33.79 $ 28.72
$ 28.72

SKU: 1056

GSC P-D 2023+ Nissan 400Z VR30DDTT Valve Stem Seal - Set of 24

GSC Power-Division Viton valve stem seals fit the Nissan 400Z and Infiniti models with VR30DDTT engines using 5.5mm valve stems. These seals replace OEM parts with Viton material that handles increased heat from turbocharged performance setups and high RPM operation. The complete set of 24 ensures proper sealing for all intake and exhaust valves to reduce oil consumption and maintain compression.

Key Features

  • Viton Material: Withstands temperatures over 400°F to prevent hardening and leaks in boosted VR30DDTT engines
  • 5.5mm Stem Fit: Exact match for factory valve dimensions on 2023+ Nissan 400Z and compatible Infiniti VR30DDTT
  • Set of 24 Seals: Covers full 24-valve V6 including 16 intake and 8 exhaust for complete engine protection
  • High-Pressure Sealing: Maintains tight seal under boost pressure to minimize oil burn and contamination
  • Direct OEM Replacement: Drops in without modifications for quick service during valve jobs or head work

Product Notes

  • MPN 1056 designed specifically for VR30DDTT performance applications
  • Inspect valve guides during installation for wear compatibility
  • Small lightweight part ships quickly without hazmat restrictions

Installation Notes

  • Professional installation recommended.
  • Requires cylinder head removal and valve disassembly
  • Compatible with stock valve guides and springs no special hardware needed

This Part Fits

Year Make Model Submodel
2023-2024 Nissan Z 400Z (Base/Sport/Performance/NISMO)
2016-2024 Infiniti Q50 Red Sport 400
2017-2022 Infiniti Q60 Red Sport 400

Why Choose GSC Power-Division?

  • Race-proven designs used in drag and circuit Nissan builds
  • Premium Viton compounds tested for turbo heat cycles
  • Precision-machined tolerances for leak-free operation

Frequently Asked Questions

  • Q: Will these fit my 2023 Nissan 400Z VR30DDTT?
    A: Yes these are direct fit for all 2023-2024 Nissan Z 400Z models with the 3.0L twin-turbo V6
  • Q: What makes these different from OEM seals?
    A: Viton construction resists degradation from high exhaust gas temperatures and oil in performance turbo applications
  • Q: What warranty applies?
    A: GSC Power-Division offers a one-year limited warranty against manufacturing defects with proper installation

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Secure small box 6 x 4 x 1 inches
  • Weight: 0.2 lbs

Request For Information

Have questions about GSC P-D 2023+ Nissan 400Z VR30DDTT Valve Stem Seal - Set of 24? Fill out the form below and we'll get back to you by the next business day.
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