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PAC Dual Drag Race Valve Springs


PAC Racing Springs
PAC Dual Drag Race Valve Springs

Product images may differ from actual product appearance.

PAC Dual Drag Race Valve Springs feature a 15-30% reduction in physical mass! This coupled with natural frequency increase of 20% means that your engine will rev higher, and last longer with more aggressive valve motion.


30 Products
Dual Drag Race Valve Springs

278-1312-1
Dual Drag Race Valve Spring
  • Spring OD: 1.106
  • Spring ID: 0.574
  • Seat Pressure: 150 LBS @ 1.700
  • Open Pressure: 430 LBS @ 1.000
  • Spring Rate: 400
  • Max Coil Bind: 0.700
  • Max Lift: .800
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1312-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.106
  • Spring ID: 0.574
  • Seat Pressure: 150 LBS @ 1.700
  • Open Pressure: 430 LBS @ 1.000
  • Spring Rate: 400
  • Max Coil Bind: 0.700
  • Max Lift: .800
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1329-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 350 LBS @ 2.100
  • Open Pressure: 1052 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .900
  • 1/pkg
  • $35.69
    Order Today Ships 10/08/14

    278-1329-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 350 LBS @ 2.100
  • Open Pressure: 1052 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .900
  • 16/pkg
  • $571.04
    Order Today Ships 10/08/14

    278-1330-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 275 LBS @ 2.050
  • Open Pressure: 938 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .850
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1330-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 275 LBS @ 2.050
  • Open Pressure: 938 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .850
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1331-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.514
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.200
  • Open Pressure: 1288 LBS @ 1.200
  • Spring Rate: 863
  • Max Coil Bind: 1.150
  • Max Lift: 1.000
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1331-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.514
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.200
  • Open Pressure: 1288 LBS @ 1.200
  • Spring Rate: 863
  • Max Coil Bind: 1.150
  • Max Lift: 1.000
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1332-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.514
  • Spring ID: 0.726
  • Seat Pressure: 350 LBS @ 2.100
  • Open Pressure: 1127 LBS @ 1.200
  • Spring Rate: 863
  • Max Coil Bind: 1.150
  • Max Lift: .900
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1332-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.514
  • Spring ID: 0.726
  • Seat Pressure: 350 LBS @ 2.100
  • Open Pressure: 1127 LBS @ 1.200
  • Spring Rate: 863
  • Max Coil Bind: 1.150
  • Max Lift: .900
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1335-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.300
  • Spring ID: 0.616
  • Seat Pressure: 250 LBS @ 1.800
  • Open Pressure: 860 LBS @ 1.050
  • Spring Rate: 813
  • Max Coil Bind: 0.985
  • Max Lift: .800
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1335-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.300
  • Spring ID: 0.616
  • Seat Pressure: 250 LBS @ 1.800
  • Open Pressure: 860 LBS @ 1.050
  • Spring Rate: 813
  • Max Coil Bind: 0.985
  • Max Lift: .800
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1354-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.550
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.300
  • Open Pressure: 1440 LBS @ 1.300
  • Spring Rate: 1015
  • Max Coil Bind: 1.230
  • Max Lift: 1.000
  • 1/pkg
  • $51.80
    Order Today Ships 10/08/14

    278-1354-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.550
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.300
  • Open Pressure: 1440 LBS @ 1.300
  • Spring Rate: 1015
  • Max Coil Bind: 1.230
  • Max Lift: 1.000
  • 16/pkg
  • $828.80
    Order Today Ships 10/08/14

    278-1355-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 420 LBS @ 2.175
  • Open Pressure: 1200 LBS @ 1.175
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: 1.000
  • 1/pkg
  • $46.51
    Order Today Ships 10/08/14

    278-1355-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 420 LBS @ 2.175
  • Open Pressure: 1200 LBS @ 1.175
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: 1.000
  • 16/pkg
  • $744.19
    Order Today Ships 10/08/14

    278-1355H-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 440 LBS @ 2.200
  • Open Pressure: 1220 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: 1.000
  • 1/pkg
  • $46.51
    Order Today Ships 10/08/14

    278-1355H-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 440 LBS @ 2.200
  • Open Pressure: 1220 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: 1.000
  • 16/pkg
  • $744.19
    Order Today Ships 10/08/14

    278-1356-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 300 LBS @ 2.100
  • Open Pressure: 1002 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .900
  • 1/pkg
  • $35.69
    Order Today Ships 10/08/14

    278-1356-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 300 LBS @ 2.100
  • Open Pressure: 1002 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .900
  • 16/pkg
  • $571.04
    Order Today Ships 10/08/14

    278-1357-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 375 LBS @ 2.150
  • Open Pressure: 1116 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .950
  • 1/pkg
  • $38.17
    Order Today Ships 10/08/14

    278-1357-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.500
  • Spring ID: 0.726
  • Seat Pressure: 375 LBS @ 2.150
  • Open Pressure: 1116 LBS @ 1.200
  • Spring Rate: 780
  • Max Coil Bind: 1.130
  • Max Lift: .950
  • 16/pkg
  • $610.72
    Order Today Ships 10/08/14

    278-1359-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.522
  • Spring ID: 0.726
  • Seat Pressure: 375 LBS @ 2.200
  • Open Pressure: 1200 LBS @ 1.300
  • Spring Rate: 895
  • Max Coil Bind: 1.190
  • Max Lift: .900
  • 1/pkg
  • $45.60
    Order Today Ships 10/08/14

    278-1359-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.522
  • Spring ID: 0.726
  • Seat Pressure: 375 LBS @ 2.200
  • Open Pressure: 1200 LBS @ 1.300
  • Spring Rate: 895
  • Max Coil Bind: 1.190
  • Max Lift: .900
  • 16/pkg
  • $729.60
    Order Today Ships 10/08/14

    278-1360-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.522
  • Spring ID: 0.726
  • Seat Pressure: 400 LBS @ 2.250
  • Open Pressure: 1252 LBS @ 1.300
  • Spring Rate: 895
  • Max Coil Bind: 1.190
  • Max Lift: .950
  • 1/pkg
  • $45.60
    Order Today Ships 10/08/14

    278-1360-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.522
  • Spring ID: 0.726
  • Seat Pressure: 400 LBS @ 2.250
  • Open Pressure: 1252 LBS @ 1.300
  • Spring Rate: 895
  • Max Coil Bind: 1.190
  • Max Lift: .950
  • 16/pkg
  • $729.60
    Order Today Ships 10/08/14

    278-1361-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.536
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.300
  • Open Pressure: 1389 LBS @ 1.300
  • Spring Rate: 964
  • Max Coil Bind: 1.215
  • Max Lift: 1.000
  • 1/pkg
  • $46.06
    Order Today Ships 10/08/14

    278-1361-16
    Dual Drag Race Valve Spring
  • Spring OD: 1.536s
  • Spring ID: 0.726
  • Seat Pressure: 425 LBS @ 2.300
  • Open Pressure: 1389 LBS @ 1.300
  • Spring Rate: 964
  • Max Coil Bind: 1.215
  • Max Lift: 1.000
  • 16/pkg
  • $736.90
    Order Today Ships 10/08/14

    278-1370-1
    Dual Drag Race Valve Spring
  • Spring OD: 1.550
  • Spring ID: 0.740
  • Seat Pressure: 555 LBS @ 2.350
  • Open Pressure: 1433 LBS @ 1.300
  • Spring Rate: 836
  • Max Coil Bind: 1.230
  • Max Lift: 1.050
  • 1/pkg
  • $39.00
    Order Today Ships 10/08/14

    278-1370-16
    Dual Drag Race Valve Springs
  • Spring OD: 1.550
  • Spring ID: 0.740
  • Seat Pressure: 555 LBS @ 2.350
  • Open Pressure: 1433 LBS @ 1.300
  • Spring Rate: 836
  • Max Coil Bind: 1.230
  • Max Lift: 1.050
  • 16/pkg
  • $624.00
    Order Today Ships 10/08/14

    30 Products