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Supertech Dual Valve Spring Kit | 1994-1997 Mazda MX-5 Miata (SPRK-MM18D)

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  • Supertech Dual Valve Spring Kit | 1994-1997 Mazda MX-5 Miata (SPRK-MM18D)
Supertech Dual Valve Spring Kit | 1994-1997 Mazda MX-5 Miata (SPRK-MM18D)

Supertech Dual Valve Spring Kit | 1994-1997 Mazda MX-5 Miata (SPRK-MM18D)

Original price was: $637.57.Current price is: $149.00.

1994-1997 Mazda MX-5 Miata Dual Valve Spring Kit by SupertechSupertech Spring / Retainer kits are precision matched sets for a complete valvetrain overhaul. Developed for...

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1994-1997 Mazda MX-5 Miata Dual Valve Spring Kit by Supertech

Supertech Spring / Retainer kits are precision matched sets for a complete valvetrain overhaul. Developed for the performance enthusiast that wants the best the industry has to offer, Supertech Spring / Retainer kits are second to none in terms of performance, quality and value.

Features

  • Seat Pressure: 85 @ 33.60
  • Open Pressure: 205 @ 10
  • Max Lift: 12.90mm
  • Coil Bind: 20.70mm
  • Rate: 12.1
  • Kit spring: SPR-TS1015
  • Retainer: RET-TS60/MA2
  • Seat Locator: SEAT-TS/MA18I
  • InnSpr.ID: 15.20mm
  • InnSpr.OD: 20.00mm
  • OutSpr.ID: 20.00mm
  • OutSpr.OD: 27.50mm

Benefits

  • Underwent a gas nitriding process before shot peening for improved fatigue life

Applications

  • 1994-1997 Mazda MX-5/Miata

What’s In The Box?

  • 16 – Springs
  • 16 – Retainers
  • 16 – Seat Locators

Warranty

  • 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.
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