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Rocker Arm Adjusting Nuts
  • For 3/8 in.-24 Stud
  • Set of 16
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    $46.99
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    $329.99
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    Spring Kit
  • Mitsubishi 4G63/4G63T
  • 1990-2006
  • Springs
  • Retainers
  • Locks
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    $329.99
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    $317.99
    Ships directly from the manufacturer on 10/06/20
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    NexTek H.P. Valve Spring Kit
  • GM LS-series
  • 1.295'' O.D.
  • 0.676'' I.D.
  • 379 lbs./in. Spring Rate
  • 155 @ 1.810'' / 405 @ 1.150''
  • 0.660'' Max Valve Lift
  • Double Spring (No Damper)
  • +.050" 7° Steel Retainer
  • Viton Valve Seals
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    $317.99
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    $564.99
    Ships directly from the manufacturer on 10/06/20
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    NexTek H.P. Valve Spring Kit
  • GM LS-series
  • 1.295'' O.D.
  • 0.676'' I.D.
  • 379 lbs./in. Spring Rate
  • 155 @ 1.810'' / 405 @ 1.150''
  • 0.660'' Max Valve Lift
  • Double Spring (No Damper)
  • 10° H-13 Tool Steel Retainer
  • Viton Valve Seals
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    $564.99
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    $2.19
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    Nut-rocker Arm
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    $2.19
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