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    1. PAC-KS46 PART NUMBER
      PAC RPM Series Dual Valve Spring Kit PAC-KS46
      PAC RPM Series Dual Valve Spring Kit PAC-KS46
      $961.40
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      .700" Max Lift, 1204X Dual Valve Springs, R435 Tool Steel Retainers, L8161 Valve Locks, S135 Spring Seats

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    2. PAC-KS23 PART NUMBER
      PAC RPM Series Dual Valve Spring Kit PAC-KS23
      PAC RPM Series Dual Valve Spring Kit PAC-KS23
      $732.67
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      .700" Max Lift, 1204X Dual Valve Springs, R335 Tool Steel Retainers, L8113 Valve Locks, Valve Seals, S129 Spring Seats

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    3. PAC-KS25 PART NUMBER
      PAC RPM Series Dual Valve Spring Kit PAC-KS25
      PAC RPM Series Dual Valve Spring Kit PAC-KS25
      $961.70
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      .700" Max Lift, 1204X Dual Valve Springs, R435 Tool Steel Retainers, L8113 Valve Locks, Valve Seals, S129 Spring Seats

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    4. PAC-1204X-16 PART NUMBER
      PAC Circle Track Endurance Valve Springs PAC-1200
      PAC RPM Series Valve Springs PAC-1204X
      $420.26
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      Dual Spring, 1.290" Outer Diameter, 0.950" ID outer, .694" Inner Diameter, Seat Pressure 145 @ 1.800, Open Pressure 385 @ 1.150, Coil Bind 1.000", Set of 16 Springs

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    Engines
    CNC-Motorsports offers the best crate engines and race engines you can buy. We specialize in domesti...
    Engine Parts
    CNC-Motorsports offers the best brands in aftermarket performance auto parts. We specialize in perfo...
    Air & Fuel > Carburetor Accessories
    Air & Fuel > Carburetor Accessories > Metering Blocks & Conversion Kits
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    YOUR SOURCE FOR Custom & High Performance Engine Parts Complete Engine Short Block Rot...
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    1. Spring Rate (LBS./IN.)
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