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CRW-68854-16 PART NUMBER
Crower 68854-16 Performance Valve Springs, Dual Spring, OD 1.555$1,001.86
Dual Spring, OD 1.555 ID 1.155 Spring Diameter, Lowest Pressure 425 @ 2.300, Highest Pressure 1440 @ 1.300, Coil Bind .1.230", Set of 16 Learn More -
PAC-1354-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1354$640.39Dual Spring, 1.550" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 425 @ 2.300, Open Pressure 1440 @ 1.300, Coil Bind 1.230", Set of 16 Springs
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