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PAC-1373-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1373$640.39Dual Spring, 1.430" Outer Diameter, 1.002 ID outer, .688" Inner Diameter, Seat Pressure 250 @ 2.100, Open Pressure 855 @ 1.200, Coil Bind 1.152", Set of 16 Springs
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PAC-1392-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1392$640.39Dual Spring, 1.314" Outer Diameter, 0.900 ID outer, .616" Inner Diameter, Seat Pressure 185 @ 2.060, Open Pressure 730 @ 1.260, Coil Bind 1.196", Set of 16 Springs
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PAC-1393-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1393$697.10Dual Spring, 1.536" Outer Diameter, 1.100 ID outer, .694" Inner Diameter, Seat Pressure 250 @ 2.000, Open Pressure 773 @ 1.200, Coil Bind 1.154", Set of 16 Springs
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PAC-1529-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1529$667.08Dual Spring, 1.284" Outer Diameter, 0.900 ID outer, .630" Inner Diameter, Seat Pressure 180 @ 1.900, Open Pressure 600 @ 1.150, Coil Bind 1.090", Set of 16 Springs
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PAC-1530-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1530$733.79Dual Spring, 1.284" Outer Diameter, 0.900 ID outer, 0.616" Inner Diameter, Seat Pressure 160 @ 2.000, Open Pressure 580 @ 1.250, Coil Bind 1.180", Set of 16 Springs
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PAC-1590-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1590$733.79Dual Spring, 1.474" Outer Diameter, 1.050 ID outer, 0.754" Inner Diameter, Seat Pressure 250 @ 2.050, Open Pressure 670 @ 1.250, Coil Bind 1.190", Set of 16 Springs
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PAC-1561-1 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1561$600.00Dual Spring, 1.514" Outer Diameter, 1.100 ID outer, 0.804" Inner Diameter, Seat Pressure 250 @ 2.000, Open Pressure 636 @ 1.200, Coil Bind 1.155", Set of 16 Springs
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PAC-1236X-16-1 PART NUMBER
PAC RPM Series Valve Springs PAC-1236X$425.82Dual Spring, 1.310" Outer Diameter, 0.925" ID outer, .665" Inner Diameter, Seat Pressure 156 @ 1.800, Open Pressure 495 @ 1.100, Coil Bind 1.150", Set of 16 Springs
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PAC-1918-16 PART NUMBER
PAC Hot Rod Series Valve Springs PAC-1918$425.82Dual Spring, 1.545" Outer Diameter, 1.130" ID outer, 0.737" Inner Diameter, Seat Pressure 140 @ 1.800, Open Pressure 457 @ 1.175, Coil Bind 1.130", Set of 16 Springs
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PAC-1950-16 PART NUMBER
PAC Hot Rod Series Valve Springs PAC-1950$386.90Dual Spring, 1.645" Outer Diameter, 1.195" ID outer, 0.871" Inner Diameter, Seat Pressure 207 @ 2.050, Open Pressure 671 @ 1.250, Coil Bind 1.115", Set of 16 Springs
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