Supertech 12.90mm Max Lift Dual Valve Spring Kit | 1994-2005 Mazda Miata (SPRK-1012-M18D) Supertech

1994-2005 Mazda Miata Dual Valve Spring Kit – Set of 16 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: 75 @ 33.6
• Open Pressure: 170 @ 10
• Max Lift: 12.90mm
• Coil Bind: 20.00mm
• Rate: 9.6
• Kit spring: SPR-TS1012
• 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

• 1994-2005 Mazda 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.