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  See more parts for Toyota Corolla
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Supertech Dual Valve Spring for Toyota Corolla MR2 4AGE 1985-1991, 25mm OD, Chrome Silicon Steel - SPR-TC25D

Supertech SPR-TC25D Valve Springs

For those of you looking to enhance the performance of your classic Toyota, the Supertech SPR-TC25D Valve Springs are a solid upgrade for your 1985-1991 Toyota Corolla or 1985-1989 Toyota MR2. Crafted from premium Superclean Chrome Silicon Vanadium Steel Alloy, these valve springs are designed to deliver superior performance and durability, especially when pushing your engine to higher RPMs.

Performance You Can Count On

What sets Supertech apart is their meticulous engineering. These valve springs are computer-designed to maintain optimal wire stress levels, ensuring they won't let you down even under extreme conditions. This means you can rev higher and push your engine harder without worrying about failure.

Specifications

  • Type: Dual Spring
  • Outer Spring OD: 25.00mm
  • Outer Spring ID: 18.00mm
  • Inner Spring OD: 18.00mm
  • Inner Spring ID: 13.00mm
  • Seat Pressure: 85lbs @ 34.8mm
  • Open Pressure: 223lbs @ 11mm
  • Max Lift: 13.8mm
  • Coil Bind: 21 / 17.00mm
  • Spring Rate: 12.6 lbs/mm
  • Compatible with GDE-T4AGE-SM guides

Fitment

  • Toyota Corolla: 1985-1991
  • Toyota MR2: 1985-1989

Real Feedback from Toyota Owners

One Toyota Corolla owner shared, "After installing the Supertech valve springs, I noticed a significant improvement in my engine's responsiveness. The higher RPMs feel stable, and I can push it harder without any signs of stress!" Another MR2 enthusiast noted, "These springs made a noticeable difference. I can rev higher without worrying about valve float, and they fit perfectly with my setup!"

If you're serious about performance and looking to maximize the potential of your classic Toyota, the Supertech SPR-TC25D Valve Springs are a must-have upgrade. Get ready to feel the difference in your ride!

Other Part Numbers:
Supertech #sptSPR-TC25D

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Toyota Corolla 1985-1987 Sport DLX
Toyota Corolla 1985-1991 DLX
Toyota Corolla 1985-1991 LE
Toyota Corolla 1985-1987 Sport GTS
Toyota Corolla 1985-1987 Sport SR5
Toyota Corolla 1985-1986 LE Limited
Toyota Corolla 1987-1988 FX16
Toyota Corolla 1987-1988 FX16 GTS
Toyota Corolla 1987-1988 FX
Toyota Corolla 1988-1991 DLX All Trac
Toyota Corolla 1988-1991 SR5
Toyota Corolla 1988-1991 GTS
Toyota Corolla 1988-1990 SR5 All Trac
Toyota Corolla 1989-1991 Base
Toyota MR2 1985-1989 GT
Toyota MR2 1988-1989 Super Charged

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Who is Supertech?

Supertech is a company located in Silicon Valley San Jose, California. It is the place where companies with the most cutting-edge technology are located. It allows Supertech to gain access to the latest technology that helps them create high-quality products.  Supertech is known for manufacturing some of the best aftermarket internal engine parts in the industry. Today, they are considered the leading brand in their market segment.

Valve Train Component Experts

With over 30 years of experience, Supertech was able to develop products that meet the demands of their customers. They offer high-performance valves and valvetrain components that are used by many engine builders and tuners everywhere.

Racer’s Brand Of Choice

Supertech provides the motorsport industry with top-notched products for virtually any type of racing discipline. Whether it’s Road Racing, Drag Racing, or Rally, they have the right parts for you. Each piece is carefully designed and manufactured to provide optimum performance and give racers the competitive advantage they need to win championships.

Purchase Supertech Products At Vivid Racing

If you are in the market for high-quality performance parts for your engine, Supertech is the brand for you. The company has always been on edge in creating innovative products that would keep up with the fast-changing automotive trend. Whether for the tracks or the street, Supertech guarantees that you will only get the best products from them. To know more about Supertech, visit Vivid Racing and check out their list of parts that fit your specific needs.



Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.

Supertech Performance Inc. shall not, under any circumstances, be liable for any special, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue, cost of purchased or replacement goods, or claims of customers of the purchase, which may arise and/or result from sale, installation or use of these parts.

The sole obligation of Supertech Performance Inc., shall be limited only to the products to be found defective, in either workmanship or material, after inspection performed by our company. This Limited Warranty applies only to the original purchaser of the product and only covers the replacement or repair of the product at our election.

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