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MAN-221454P-16 PART NUMBER
Manley 221454P-16 Polished NexTek Drag Race Valve Springs$672.35Double Spring without Damper, Pro Stock, Fuel, Alcohol, 1.650" Outer Diameter, .855" Inner Diameter, Seat Pressure 290 @ 2.000, Open Pressure 825 @ 1.150, Coil Bind 1.105", Set of 16
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MAN-221454-16 PART NUMBER
Manley 221454-16 NexTek Drag Race Valve Springs$409.74Sportsman and Bracket Classes, Double Spring without Damper, 1.650" Outer Diameter, .850" Inner Diameter, Seat Pressure 290 @ 2.000, Open Pressure 825 @ 1.150, Coil Bind 1.105", Set of 16 Learn More -
MAN-22185-16 PART NUMBER
Manley 22185-16 Valve Springs Subaru WRX STI$340.58Subaru WRX/STI, Single Conical Ovate Wire, 1.126" Outer Diameter, .640" Inner Diameter, Pressures 95 @ 1.420, 217 @ 1.050 .370" Max Lift, 264 @ .910 .510" Max Lift, Coil Bind .860", Set of 16 Learn More