2006-2012 Honda Civic Single 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
- Open Pressure: 167 @ 10
- Max Lift: 14.20mm
- Coil Bind: 27.30mm
- Rate: 9.9
- Kit spring: SPR-H1003S
- Retainer: RET-H1003-T1-R18
- Seat Locator: SEAT-H1003-R18
- Valve locks: KPR-5.5-7A-ST
- Seat Pressure: 68 @ 41.15
- InnSpr.ID: SINGLE
- OutSpr.ID: 16.30mm
- OutSpr.OD: 23.70mm
- InnSpr.OD: SINGLE
Benefits
- Underwent a gas nitriding process before shot peening for improved fatigue life
