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    1. CRW-68854-16 PART NUMBER
      CRW-68854-16
      Crower 68854-16 Performance Valve Springs, Dual Spring, OD 1.555
      $1,001.86
      Crower
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      Dual Spring, OD 1.555 ID 1.155 Spring Diameter, Lowest Pressure 425 @ 2.300, Highest Pressure 1440 @ 1.300, Coil Bind .1.230", Set of 16 Learn More
    2. PAC-1354-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1354
      $640.39
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      Dual 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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    3. PAC-1361-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1361
      $640.39
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      Dual 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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    4. PAC-1361H-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1361H
      $640.39
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      Dual Spring, 1.536" Outer Diameter, 1.050" ID of outer spring, 0.726" ID of inner spring, Seat Pressure 491 @ 2.300, Open Pressure 1455 @ 1.300, Coil Bind 1.215", Set of 16 Springs

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    5. PAC-1351-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1351
      $667.08
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      Triple Spring, 1.667" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 450 @ 2.300, Open Pressure 1240 @ 1.250, Coil Bind 1.160", Set of 16 Springs

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    6. PAC-1351H-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1351H
      $667.08
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      Triple Spring, 1.667" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 525 @ 2.300, Open Pressure 1315 @ 1.250, Coil Bind 1.160", Set of 16 Springs

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    7. PAC-1352-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1352
      $667.08
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      Triple Spring, 1.681" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 480 @ 2.300, Open Pressure 1315 @ 1.250, Coil Bind 1.190", Set of 16 Springs

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    8. PAC-1351L-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1351L
      $667.08
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      Triple Spring, 1.667" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 412 @ 2.300, Open Pressure 732 @ 1.250, Coil Bind 1.160", Set of 16 Springs

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    9. PAC-1353-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1353
      $667.08
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      Triple Spring, 1.695" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 500 @ 2.300, Open Pressure 1500 @ 1.200, Coil Bind 1.140", Set of 16 Springs

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    10. PAC-1364-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC 1300 Series Drag Race Valve Springs PAC-1364
      $667.08
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      Triple Spring, 1.681" Outer Diameter, 1.195" ID of outer spring,  0.871" ID of middle, 0.635" ID of inner spring, Seat Pressure 525 @ 2.300, Open Pressure 1365 @ 1.300, Coil Bind 1.115", Set of 16 Springs

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    CNC-Motorsports offers the best crate engines and race engines you can buy. We specialize in domesti...
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    1. Installed Height
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    Coil Bind
    1. 1.115 1 item
    2. 1.140 1 item
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    29. 1.750" 6 items
    30. 1.770 1 item
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    32. 1.800 37 items
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    55. 2.150 6 items
    56. 2.175" 1 item
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    61. 2.250 1 item
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    Outer Spring Outer Diameter
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    Spring Rate (LBS./IN.)
    1. 1015 2 items
    2. 752 3 items
    3. 795 1 item
    4. 840 1 item
    5. 900 2 items
    6. 964 2 items
    7. 1038 1 item
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