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PAC-1331-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1331$640.39Dual Spring, 1.514" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 425 @ 2.200, Open Pressure 1288 @ 1.200, Coil Bind 1.160", Set of 16 Springs
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PAC-1332-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1332$640.39Dual Spring, 1.514" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 350 @ 2.100, Open Pressure 1127 @ 1.200, Coil Bind 1.160", Set of 16 Springs
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PAC-1335-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1335$640.39Dual Spring, 1.300" Outer Diameter, 0.900" ID of outer spring, 0.616" ID of inner spring, Seat Pressure 250 @ 1.800, Open Pressure 860 @ 1.050, Coil Bind 0.985", 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-1355-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1355$640.39Dual Spring, 1.500" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 420 @ 2.175, Open Pressure 1200 @ 1.175, Coil Bind 1.130", Set of 16 Springs
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PAC-1356-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1356$640.39Dual Spring, 1.500" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 300 @ 2.100, Open Pressure 1002 @ 1.200, Coil Bind 1.130", Set of 16 Springs
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PAC-1357-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1357$640.39Dual Spring, 1.500" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 375 @ 2.150, Open Pressure 1116 @ 1.200, Coil Bind 1.130", Set of 16 Springs
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PAC-1359-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1359$640.39Dual Spring, 1.522" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 375 @ 2.200, Open Pressure 1200 @ 1.300, Coil Bind 1.190", Set of 16 Springs
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PAC-1360-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1360$640.39Dual Spring, 1.522" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 400 @ 2.250, Open Pressure 1252 @ 1.300, Coil Bind 1.190", Set of 16 Springs
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PAC-1361-16 PART NUMBER
PAC 1300 Series Drag Race Valve Springs PAC-1361$640.39Dual Spring, 1.536" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 425 @ 2.300, Open Pressure 1389 @ 1.300, Coil Bind 1.215", Set of 16 Springs
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