1989-2002 Nissan Skyline GT-R 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
- InnSpr.ID: Single
- Seat Pressure: 62 @ 39.9
- Open Pressure: 176 @ 11
- Max Lift: 16.00mm
- Coil Bind: 23.50mm
- Rate: 10.35
- Kit spring: SPR-M1005S
- Retainer: RET-NRB60/TS
- InnSpr.OD: Single
- OutSpr.OD: 28.10mm
- OutSpr.ID: 20.00mm
- Seat Locator: SS-3025
Benefits
- Underwent a gas nitriding process before shot peening for improved fatigue life
