Manley Subaru WRX/STI 16pc Valve Springs (1.050/.755) (for use with 23180-16 Retainers) - 22180-16
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Upgrade your Subaru WRX/STI EJ20/EJ25 (2020-2021) with Manley Alloy Valve Springs. Engineered for high-performance, these springs ensure optimal valve train control for high-revving engines.
- High tensile strength chrome silicon alloy
- Handles up to 10,000 RPM with Manley Titanium Retainers
- Outer Diameter: 1.050"
- Inner Diameter: .755"
- Seat Pressure: 60 @ 1.420"
- Open Pressure: 151 @ 1.050" / 187 @ .895"
- Spring Rate: 245 lbs./in
Manley Performance valve springs are specifically designed to withstand the rigors of todays aftermarket Sport Compact camshafts and properly control the valve train in these high revving Sport Compact engine applications.
This means utilizing only the best, super clean chrome silicon high tensile strength steel alloy and performing classified heat treatment and shot peen processing to insure the ultimate fatigue life and limit load loss. Designed to handle aftermarket camshafts, when paired with Manley Performance Titanium Retainers, max engine revs are 10,000 RPM.
- Outer Diameter : 1.050"
- Inner Diameter : .755"
- Seat Pressure : 60 @ 1.420"
- Open Pressure : 151 @ 1.050" / 187 @ .895"
- Stock/Max Lift : .370"/.525"
- Coil Bind : .845"
- Spring Rate: 245 (lbs./in)
| Brand | Manley |
|---|---|
| upc | 807298045375 |