PAC’s 600 Series Tool Steel Valve Spring Retainers offer superior abrasion resistance. They use a proprietary alloy with metallurgic processing enhancements to improve fatigue strength while reducing weight. 600 Series retainers have a reduced step and must be combined with a matching seat.

Showing 1–16 of 40 results

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1226 and 1326 – 1.400 in. OD – 0.695 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R641

    Fits PAC-1226 and 1326 – 1.400 in. OD – 0.695 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1392 Valve Spring – 1.200 in. OD – 0.615 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R658

    Fits PAC-1392 Valve Spring – 1.200 in. OD – 0.615 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1385 and 1395 – 1.450 in. OD – 0.735 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R614

    Fits PAC-1385 and 1395 – 1.450 in. OD – 0.735 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1530 and 1335 – 1.250 in. OD – 0.600 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R632

    Fits PAC-1530 and 1335 – 1.250 in. OD – 0.600 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits all 1.050 ID Dual Springs – 1.350 in. OD – 0.715 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R608

    Fits all 1.050 ID Dual Springs – 1.350 in. OD – 0.715 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1244 and 1344 – 1.450 in. OD – 0.785 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R651

    Fits PAC-1244 and 1344 – 1.450 in. OD – 0.785 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1200 and 1201 – 1.200 in. OD – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R649

    Fits PAC-1200 and 1201 – 1.200 in. OD – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1373 Valve Spring – 1.380 in. OD – 0.675 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R659

    Fits PAC-1373 Valve Spring – 1.380 in. OD – 0.675 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1326 Valve Spring – 1.430 in. OD – 0.695 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R661

    Fits PAC-1326 Valve Spring – 1.430 in. OD – 0.695 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

  • Sale! Placeholder

    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits all 1.050 ID Dual Springs – 1.350 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R609

    Fits all 1.050 ID Dual Springs – 1.350 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1227/1239/1254/1297/1509 – 1.475 in. OD – 0.710 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R615

    Fits PAC-1227/1239/1254/1297/1509 – 1.475 in. OD – 0.710 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits All 1.050 ID Dual Valve Springs – 1.400 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R644

    Fits All 1.050 ID Dual Valve Springs – 1.400 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1341 Valve Spring – 1.420 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R660

    Fits PAC-1341 Valve Spring – 1.420 in. OD – 0.715 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1226 and 1326 – 1.400 in. OD – 0.695 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R606

    Fits PAC-1226 and 1326 – 1.400 in. OD – 0.695 in. Second Step Diameter – 10 Degree Lock Angle – Tool Steel

  • Sale! Placeholder

    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits PAC-1385 and 1395 – 1.450 in. OD – 0.735 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R619

    Fits PAC-1385 and 1395 – 1.450 in. OD – 0.735 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

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    PAC Racing 600 Series Dual Valve Spring Retainer

    Fits RPM Series Dual Valve Springs – 1.250 in. OD – 0.685 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel

    Original price was: $27.99.
    Current price is: $27.12.
    SKU PAC-R650

    Fits RPM Series Dual Valve Springs – 1.250 in. OD – 0.685 in. Second Step Diameter – 8 Degree Lock Angle – Tool Steel