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PAC-1914-16 PART NUMBER
PAC Hot Rod Series Valve Springs PAC-1914$173.90Dual Spring, 1.490" Outer Diameter, 1.105" ID outer, 0.810" Inner Diameter, Seat Pressure 165 @ 1.800, Open Pressure 385 @ 1.200, Coil Bind 1.100", Set of 16 Springs
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PAC-1203-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1203$294.62Dual Spring, 1.260" Outer Diameter, 0.860 ID outer, .624" Inner Diameter, Seat Pressure 145 @ 1.800, Open Pressure 511 @ 1.200, Coil Bind 1.115", Set of 16 Springs
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PAC-1900-16 PART NUMBER
PAC Hot Rod Valve Springs PAC-1900$135.00Hot Rod Single Spring, 1.500" OD Outer, ID Outer 1.086" ID Inner, 0.996", Seat Pressure 98 @ 1.880, Open Pressure 316 @ 1.300, Coil Bind 1.110, Max lift .600", Set of 16
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