Subaru WRX/Sti High Performance Valve Springs. .525 maximum lift, 60 lbs.@1.420, 187 lbs.@.895, 245 lbs./in spring rate, .845coil bind, use 23180-16 titanium retainer and factory valve locks.
Subaru WRX/STI 16pc Valve Springs (1.050/.755) Manley Performance
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Article nr: man22180-16Manufacture Partnumber: 22180-16 Engine code: Subaru WRX/Sti Installed Pressure and Height: 60 @ 1.420 PPI Valve Lift - Maximum: 0.525 IN Valve Lift - Stock: 0.370 IN Valve Spring Coil Bind Height: 0.845 IN Valve Spring Inner Diameter: 0.755 Valve Spring Outer Diameter: 1.050 IN Valve Spring Quantity: 16 Valve Spring Rate: 245 PPI Valve Spring Series: Sport Compact Valve Spring Type: Single Product type: Engine Valve Spring - Suitable for
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Manley Speed Equipment, Inc. Founded in 1966 by Hank Manley shortly after his graduation from Brown University. His great interest in performance cars and racing was founded in his 312 CID Ford V8 he built and raced on the streets of New Jersey. Shortly thereafter, the development of Manley Performance Products began, now valves, pistons, lifters, push rods and valve springs began to be manufactured.
Since this beginning, Manley has become one of the world's largest and leading players in engine parts. You will find them all over the world, both on street cars and in the absolute highest racing series. Manley also manufactures OEM parts, which you will therefore find in our standard car models. That trust guarantees quality!
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