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  • Manton Diesel D-105-KIT-24v-HB - Engine Valve Spring

    1998-17 5.9L & 6.7L 24 Valve Cummins High Boost Conical Valve Spring Kit

    1998-17 5.9L & 6.7L 24 Valve Cummins High Boost Conical Valve Spring Kit

    • 24 - Conical Valve Springs

    • 24 - Billet Valve Spring Retainers

    • 48 - Valve Locks

    • 125 lbs @ 1.370" installed height

    • 190 lbs @ 0.920" lift

     SKU: D-105-KIT-24v-HB
    $576.25 USD

    1998-17 5.9L & 6.7L 24 Valve Cummins High Boost Conical Valve Spring Kit
  • Manton Diesel D-105-Kit-12v - Engine Valve Spring

    1989-98 5.9L 12 valve Cummins - Conical Valve Spring Kit

    1989-98 5.9L 12 valve Cummins - Conical Valve Spring Kit

    Includes :

    • Superior Conical Valve Springs

    • Billet Steel Valve Spring Retainers

    • Steel Valve Locks

     SKU: D-105-Kit-12v
    $436.55 USD

    1989-98 5.9L 12 valve Cummins - Conical Valve Spring Kit
  • Manton Diesel D-105-6.7SF - Engine Valve Spring

    2011 to Present 6.7L Powerstroke Upgrade Conical Valve Spring Set (Springs Only)

    2011 to Present 6.7L Powerstroke Upgrade Conical Valve Spring Set (Springs Only)

    • Conical Valve Spring ONLY

    • 133 LBS @ 1.333 Seat Pressure

    • 183 LBS @ .965. Open Pressure @ .420 Valve Lift

    • Max Valve Lift Accommodation of .420 in

     SKU: D-105-6.7SF
    $420.62 USD

    2011 to Present 6.7L Powerstroke Upgrade Conical Valve Spring Set (Springs Only)
  • Manton Diesel D-105-24v-E - Engine Valve Spring

    1998-17 5.9L & 6.7L - 24 Valve Cummins Straight Valve Spring Economy Kit (Valve Springs Only)

    1998-17 5.9L & 6.7L - 24 Valve Cummins Straight Valve Spring Economy Kit (Valve Springs Only)

    • Straight Valve Spring ONLY

    • 110 LBS @ 1.340 Seat Pressure

    • 192LBS @ .920 Open Pressure @ .420 Valve Lift

    • Max Valve Lift Accommodation of .500

     SKU: D-105-24v-E
    $299.52 USD

    1998-17 5.9L & 6.7L - 24 Valve Cummins Straight Valve Spring Economy Kit (Valve Springs Only)
  • Manton Diesel D-105-6.0/6.4HB - Engine Valve Spring

    2003-07 6.0L & 2008-10 6.4L Powerstroke, High Boost Straight Valve Springs Set (Springs Only)

    2003-07 6.0L & 2008-10 6.4L Powerstroke, High Boost Straight Valve Springs Set (Springs Only)

    • Straight Valve Spring ONLY

    • 120 LBS @ 1.840 Seat Pressure

    • 284 LBS @ 1.340. Open Pressure @ .500 Valve Lift

    • Max Valve Lift Accommodation of .540 in

     SKU: D-105-6.0/6.4HB
    $359.98 USD

    2003-07 6.0L & 2008-10 6.4L Powerstroke, High Boost Straight Valve Springs Set (Springs Only)
  • Manton Diesel D-105-6.0/6.4 - Engine Valve Spring

    2003-07 6.0L & 2008-10 6.4L Powerstroke Straight Valve Springs Set (Springs Only)

    2003-07 6.0L & 2008-10 6.4L Powerstroke Straight Valve Springs Set (Springs Only)

    • Straight Valve Spring ONLY

    • 94 LBS @ 1.840 Seat Pressure

    • 238 LBS @ 1.340. Open Pressure @ .500 Valve Lift

    • Max Valve Lift Accommodation of .500 in

     SKU: D-105-6.0/6.4
    $329.47 USD

    2003-07 6.0L & 2008-10 6.4L Powerstroke Straight Valve Springs Set (Springs Only)
  • Manton Diesel D-105-KIT-24v - Engine Valve Spring

    1998-17 5.9L & 6.7L 24 Valve Cummins Conical Valve Spring Kit

    1998-17 5.9L & 6.7L 24 Valve Cummins Conical Valve Spring Kit

    • 24 - Conical Valve Springs

    • 24 - Billet Valve Spring Retainers

    • 48 - Valve Locks

    • 103 lbs @ 1.340" installed height

    • 176 lbs @ 0.920" open

     SKU: D-105-KIT-24v
    $523.86 USD

    1998-17 5.9L & 6.7L 24 Valve Cummins Conical Valve Spring Kit