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PAC-1225-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1225$418.03Dual Spring, 1.550" Outer Diameter, 1.100" ID of outer spring, 0.788" ID of inner spring, Seat Pressure 250 @ 2.000, Open Pressure 765 @ 1.150, Coil Bind 1.200", Set of 16 Springs
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PAC-1226-16 PART NUMBER
PAC 1200 Series Drag Race Valve Springs PAC-1226$444.72Dual Spring, 1.550" Outer Diameter, 1.100" ID of outer spring, 0.788" ID of inner spring, Seat Pressure 275 @ 2.000, Open Pressure 805 @ 1.200, Coil Bind 1.150", Set of 16 Springs
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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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PAC-1370-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1370$640.39Dual Spring, 1.550" Outer Diameter, 1.065" ID of outer spring, 0.740" ID of inner spring, Seat Pressure 555 @ 2.350, Open Pressure 1433 @ 1.300, Coil Bind 1.230", 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-1325-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1325$640.39Dual Spring, 1.550" Outer Diameter, 1.100 ID outer, .788" Inner Diameter, Seat Pressure 250 @ 2.000, Open Pressure 765 @ 1.200, Coil Bind 1.150", Set of 16 Springs
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PAC-1326-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1326$640.39Dual Spring, 1.550" Outer Diameter, 1.100 ID outer, .706" Inner Diameter, Seat Pressure 275 @ 2.000, Open Pressure 805 @ 1.200, Coil Bind 1.150", Set of 16 Springs
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PAC-1343-16 PART NUMBER
PAC Circle Track Dual Valve Springs PAC-1343$640.39Dual 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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