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Ferrea Endurance Dual Valve Springs K20A2 K20A3 K20Z1 RSX - Acura RSX 2.0L (K20) (2001 - 2006) - Per Valve
Ferrea Acura RSX 2.0L (K20) (2001 - 2006)
Ferrea Endurance Dual Valve Springs K20A2 K20A3 K20Z1 RSX
The design and processes on these dual valve springs are optimized to reduce valvetrain harmonics and provide greater stability on high horsepower applications. We use high grade premium super-clean PAC alloy materials and maintain tight tolerances for those unique aftermarket cylinder heads.
Specifications:
| CAR MAKE | Acura |
| CAR MODEL | RSX |
| OUTER SPRING DIAMETER | 22.85mm / 30.45mm |
| INNER SPRING DIAMETER | 17.5mm / 22.85mm |
| SEAT PRESSURE | 80lbs @ 40mm |
| OPEN PRESSURE | 190lbs @ 30mm |
| RATE INCH | 279 |
| COIL BIND | 24mm |
| DURATION @ 1.27MM | 276 |
| LOBE SEPARATION | 110 BTDC |
| GROSS LIFT | 14.68mm |
| CAM DURATION | 304 |
| ENGINE SPECIFICATIONS | K20A2 K20A3 K20Z1 |
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