Supertech SPRK-TS1012-Z20 Valve Spring Kit Dual Valve Springs
Spring / Retainer kits are precision matched sets for a complete valvetrain overhaul.
Specifications
- Coil Bind: 20mm
- Inner Spring (OD/ID): 20mm / 15.2mm
- Max Net Lift: 15.1mm
- Outer Spring (OD/ID): 27.5mm / 20mm
- Pressure (Open): 180lbs@10 mm
- Pressure (Seat): 64lbs@35.10mm
- Rate: 9.6lbs/mm
Fitments
Non-Us Vehicle
| Year |
Model |
SubModel |
Cylinders |
Liter |
Aspiration |
Eng Desg. |
Fuel |
Notes |
| 0 - 0 |
See Notes For Fitment |
All |
All |
All |
All |
All |
All |
For Opel Astra / Speedster/ Zafira - Z20LET / X20XEV |
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