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PAC-1366-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1366$667.08Triple Spring, 1.710" Outer Diameter, 1.210" ID of outer spring, 0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 380 @ 2.550, Open Pressure 1545 @ 1.250, Coil Bind 1.146", Set of 16 Springs
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PAC-1366L-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1366L$667.08Triple Spring, 1.710" Outer Diameter, 1.210" ID of outer spring, 0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 380 @ 2.550, Open Pressure 1545 @ 1.250, Coil Bind 1.146", Set of 16 Springs
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PAC-1201-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1201$261.28Dual Spring, 1.260" Outer Diameter, 0.860 ID outer, .770" Inner Diameter, Seat Pressure 140 @ 1.750, Open Pressure 437 @ 1.200, Coil Bind 1.115", Set of 16 Springs
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PAC-1201X-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1201X$421.37Dual Spring, 1.260" Outer Diameter, 0.860 ID outer, .770" Inner Diameter, Seat Pressure 150 @ 1.750, Open Pressure 460 @ 1.200, Coil Bind 1.115", Set of 16 Springs
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PAC-1202-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1202$289.07Dual Spring, 1.244" Outer Diameter, 0.860 ID outer, .624" Inner Diameter, Seat Pressure 160 @ 1.750, Open Pressure 484 @ 1.150, Coil Bind 1.100", Set of 16 Springs
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PAC-1227-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1227$444.72Dual Spring, 1.539" Outer Diameter, 1.125 ID outer, .731" Inner Diameter, Seat Pressure 200 @ 1.950, Open Pressure 550 @ 1.250, Coil Bind 1.110", Set of 16 Springs
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PAC-1239-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1239$444.72Dual Spring, 1.550" Outer Diameter, 1.126 ID outer, .720" Inner Diameter, Seat Pressure 220 @ 2.050, Open Pressure 625 @ 1.300, Coil Bind 1.180", Set of 16 Springs
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PAC-1243-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1243$418.03Dual Spring, 1.550" Outer Diameter, 1.136 ID outer, .812" Inner Diameter, Seat Pressure 240 @ 1.900, Open Pressure 625 @ 1.200, Coil Bind 1.070", Set of 16 Springs
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PAC-1245-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1245$418.03Dual Spring, 1.550" Outer Diameter, 1.136 ID outer, .812" Inner Diameter, Seat Pressure 240 @ 2.000, Open Pressure 608 @ 1.300, Coil Bind 1.200", Set of 16 Springs
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PAC-1294-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1294$444.72Dual Spring, 1.545" Outer Diameter, 1.131 ID outer, .757" Inner Diameter, Seat Pressure 175 @ 1.900, Open Pressure 442 @ 1.275, Coil Bind 1.185", Set of 16 Springs
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