Supertech 13.80mm Max Lift Single Valve Spring Kit | 2017+ Honda Civic Type R (SPRK-K20C-1)

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: 77 @ 40.60
• Open Pressure: 176 @ 10
• Max Lift: 13.80mm
• Coil Bind: 27.30mm
• Rate: 9.9
• Kit spring: SPR-H1003S
• Retainer: RET-1003-C
• Seat Locator: SEAT-1003-CI + SEAT-1003-CE
• InnSpr.ID: Single
• InnSpr.OD: Single
• OutSpr.ID: 16.30mm
• OutSpr.OD: 23.70mm

Benefits

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

Applications

• 2017-present Honda Civic Type R (USDM)

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.