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PAC-1323-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1323$640.39Dual Spring, 1.551" Outer Diameter, 1.065" ID of outer spring, 0.725" ID of inner spring, Seat Pressure 525 @ 2.350, Open Pressure 1510 @ 1.300, Coil Bind 1.200", Set of 16 Springs
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PAC-1334-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1334$640.39Dual Spring, 1.300" Outer Diameter, 0.900" ID of outer spring, 0.630" ID of inner spring, Seat Pressure 255 @ 1.800, Open Pressure 810 @ 1.050, Coil Bind 0.973", Set of 16 Springs
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PAC-1336-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1336$640.39Dual Spring, 1.514" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 475 @ 2.200, Open Pressure 1338 @ 1.200, Coil Bind 1.161", Set of 16 Springs
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PAC-1337-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1337$733.79Dual Spring, 1.561" Outer Diameter, 1.075" ID of outer spring, 0.735" ID of inner spring, Seat Pressure 600 @ 2.300, Open Pressure 1500 @ 1.300, Coil Bind 1.230", Set of 16 Springs
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PAC-1355H-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1355H$640.39Dual Spring, 1.500" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 440 @ 2.200, Open Pressure 1220 @ 1.200, Coil Bind 1.130", 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-1244-16 PART NUMBER
PAC Circle Track Endurance Valve Springs PAC-1244$418.03Dual Spring, 1.570" Outer Diameter, 1.120 ID outer, .780" Inner Diameter, Seat Pressure 190 @ 1.950, Open Pressure 710 @ 1.250, Coil Bind 1.055", Set of 16 Springs
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PAC-1326H-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1326H$640.39Dual Spring, 1.550" Outer Diameter, 1.100 ID outer, .706" Inner Diameter, Seat Pressure 300 @ 2.000, Open Pressure 828 @ 1.200, Coil Bind 1.137", Set of 16 Springs
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PAC-1327-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1327$697.10Dual Spring, 1.564" Outer Diameter, 1.100 ID outer, .706" Inner Diameter, Seat Pressure 275 @ 2.000, Open Pressure 853 @ 1.200, Coil Bind 1.137", Set of 16 Springs
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PAC-1372-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1372$640.39Dual Spring, 1.449" Outer Diameter, 1.025 ID outer, .713" Inner Diameter, Seat Pressure 250 @ 2.000, Open Pressure 850 @ 1.150, Coil Bind 1.103", Set of 16 Springs
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