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GSC P-D Toyota 2JZ Conical Valve Spring and Ti Retainer Kit - Black Ops Auto Works
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GSC P-D Toyota 2JZ Conical Valve Spring and Ti Retainer Kit

GSC5064
GSC5064
Valve Springs, Retainers
11 Units In Stock - Ships Next Business Day
$ 830.78 $ 706.16
$ 706.16

SKU: 5064

GSC Power-Division Conical Valve Spring and Ti Retainer Kit for Toyota 2JZ-GTE and 1JZ-GTE (1991-2005)

This GSC Power-Division kit includes 24 conical valve springs and 24 titanium retainers designed for Toyota 2JZ-GTE and 1JZ-GTE engines. It fits models like Supra JZA80, Aristo JZS147/JZS161, and JZX100 Chaser/Mark II/Cresta Tourer V. Engineered for high RPM and boost with natural harmonic damping to reduce valvetrain stress and extend component life.

Key Features

  • Conical Design: Varying coil diameter and spacing damps harmonics better than cylindrical or beehive springs for stable valvetrain at extreme RPM
  • Seat Pressure: 2JZ 84 lbs at 1.316" install height, 1JZ 97 lbs at 1.278" for consistent control under boost
  • Open Pressure: 2JZ 221 lbs at 0.903", 1JZ 223 lbs at 0.896" at 10.50mm lift supports aggressive cams
  • Max Valve Lift: 2JZ 0.453", 1JZ 0.415" with coil bind at 0.807" allows full motion without interference
  • Performance Limits: Rated to 10,000 RPM and 50 PSI boost with super finished surface and multi-step heat treatment for durability

Product Notes

  • Verify valve spring install heights using GSC calculator before installation
  • Super finished springs reduce wear in modified engines pushed to limits
  • Ships in secure protective packaging to prevent damage

Installation Notes

  • Professional installation recommended.
  • Set precise install heights: 2JZ 1.316", 1JZ 1.278" for optimal pressures
  • Compatible with stock or aftermarket valvetrain hardware. check retainer fit

This Part Fits

Year Make Model Submodel
1993-2002 Toyota Supra JZA80 2JZ-GTE
1991-2000 Toyota Aristo JZS147 2JZ-GTE
1997-2005 Toyota Aristo JZS161 2JZ-GTE
1996-2001 Toyota Chaser Tourer V JZX100 1JZ-GTE
1996-2001 Toyota Mark II Tourer V JZX100 1JZ-GTE
1996-2001 Toyota Cresta JZX100 1JZ-GTE

Why Choose GSC Power-Division?

  • Industry-leading designs proven in drag racing and high-boost street builds
  • Titanium retainers and treated springs deliver reliability at 10,000 RPM
  • Precision engineering reduces stress for longer life in modified 2JZ and 1JZ engines

Frequently Asked Questions

  • Q: Does this kit fit US-spec Toyota Supra MK4?
    A: Yes, direct fit for 1993-1998 2JZ-GTE Supra JZA80 with correct install height of 1.316"
  • Q: What materials are used in the springs and retainers?
    A: High-strength steel conical springs with super finish and patented heat treatment, paired with lightweight titanium retainers
  • Q: What is the warranty on this valve spring kit?
    A: GSC offers a lifetime warranty against spring failure when installed and used per specifications

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Secure foam-packed box, 11.5 x 9 x 3.5 inches
  • Weight: 4.9 lbs

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