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Speed-Pro Plasma Moly Piston Rings


Sealed Power
Speed-Pro Plasma Moly Piston Rings

Product images may differ from actual product appearance.

Plasma moly's incredible bonding strength results in a high resistance to heat, flaking, and cylinder scuffing. Increased porosity improves top ring lubrication.

Features

  • Recommended for street, racing, or marine applications
  • Top Ring: Plasma moly-coated ductile iron (barrel shape)
  • Second Ring: Downward taper
  • Oil Ring: Low or standard tension
  • Complete ring sets



  • 4.000" Bore
    Sealed Power R9342.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9342.005
    Std Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 1/8"
  • $174.99
    Ships
    in 7-8 weeks
    Sealed Power R9342.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9342.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 1/8"
  • $115.99
    Ships
    Monday
    Sealed Power R9342.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9342.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 1/8"
  • $115.99
    Ships
    Monday
    Sealed Power R9343.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9343.005
    Std Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9343.025 - Speed-Pro Plasma Moly Piston Rings
    844-R9343.025
    Std Tension Piston Ring Set
  • Oversize: .025"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    in 7-8 weeks
    Sealed Power R9343.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9343.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    in 7-8 weeks
    Sealed Power R9343.045 - Speed-Pro Plasma Moly Piston Rings
    844-R9343.045
    Std Tension Piston Ring Set
  • Oversize: .045"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9343.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9343.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $141.99
    Ships
    Monday
    Sealed Power R9401.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9401.005
    Low Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $182.99
    Ships
    in 7-8 weeks
    Sealed Power R9401.025 - Speed-Pro Plasma Moly Piston Rings
    844-R9401.025
    Low Tension Piston Ring Set
  • Oversize: .025"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $182.99
    Ships
    in 7-8 weeks
    Sealed Power R9401.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9401.035
    Low Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $119.99
    Ships
    Monday
    Sealed Power R9401.045 - Speed-Pro Plasma Moly Piston Rings
    844-R9401.045
    Low Tension Piston Ring Set
  • Oversize: .045"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $119.99
    Ships
    Monday
    Sealed Power R9401.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9401.065
    Low Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $119.99
    Ships
    Monday
    Sealed Power R9771.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9771.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $102.99
    Ships
    Monday
    Sealed Power R9771.045 - Speed-Pro Plasma Moly Piston Rings
    844-R9771.045
    Std Tension Piston Ring Set
  • Oversize: .045"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $102.99
    Ships
    in 7-8 weeks
    Sealed Power R9771.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9771.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $169.99
    Ships
    in 7-8 weeks
    Sealed Power R9902.030 - Speed-Pro Plasma Moly Piston Rings
    844-R9902.030
    Std Tension Piston Ring Set
  • Oversize: .030"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $164.99
    Ships
    Monday
    Sealed Power R9902.060 - Speed-Pro Plasma Moly Piston Rings
    844-R9902.060
    Std Tension Piston Ring Set
  • Oversize: .060"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $164.99
    Ships
    Monday
    Sealed Power R9903.030 - Speed-Pro Plasma Moly Piston Rings
    844-R9903.030
    Std Tension Piston Ring Set
  • Oversize: .030"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $184.99
    Ships
    Monday
    Sealed Power R9968.030 - Speed-Pro Plasma Moly Piston Rings
    844-R9968.030
    Std Tension Piston Ring Set
  • Oversize: .030"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 1/8"
  • $184.99
    Ships
    Monday
    Sealed Power R9968.060 - Speed-Pro Plasma Moly Piston Rings
    844-R9968.060
    Std Tension Piston Ring Set
  • Oversize: .060"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 1/8"
  • $184.99
    Ships
    in 7-8 weeks
    4.094" Bore
    Sealed Power R9210.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9210.065
    Low Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    in 7-8 weeks
    4.120" Bore
    Sealed Power R9228.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9228.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    in 7-8 weeks
    4.125" Bore
    Sealed Power R10248.035 - Speed-Pro Plasma Moly Piston Rings
    844-R10248.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $172.99
    Ships
    in 7-8 weeks
    Sealed Power R10374.030 - Speed-Pro Plasma Moly Piston Rings
    844-R10374.030
    Std Tension Piston Ring Set
  • Oversize: .030"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $152.99
    Ships
    Monday
    Sealed Power R10375.030 - Speed-Pro Plasma Moly Piston Rings
    844-R10375.030
    Std Tension Piston Ring Set
  • Oversize: .030"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $184.99
    Ships
    in 7-8 weeks
    Sealed Power R5879.005 - Speed-Pro Plasma Moly Piston Rings
    844-R5879.005
    Std Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R5879.035 - Speed-Pro Plasma Moly Piston Rings
    844-R5879.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R5879.065 - Speed-Pro Plasma Moly Piston Rings
    844-R5879.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9346.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9346.005
    Low Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $125.99
    Ships
    Monday
    Sealed Power R9346.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9346.035
    Low Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $125.99
    Ships
    Monday
    Sealed Power R9346.045 - Speed-Pro Plasma Moly Piston Rings
    844-R9346.045
    Low Tension Piston Ring Set
  • Oversize: .045"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $125.99
    Ships
    in 7-8 weeks
    Sealed Power R9346.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9346.065
    Low Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $125.99
    Ships
    Monday
    4.250" Bore
    Sealed Power R9344.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9344.005
    Low Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    Monday
    Sealed Power R9344.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9344.035
    Low Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    Monday
    Sealed Power R9344.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9344.065
    Low Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    in 7-8 weeks
    Sealed Power R9590.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9590.005
    Std Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9590.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9590.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9590.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9590.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 5/64"
  • Second Ring: 5/64"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9745.005 - Speed-Pro Plasma Moly Piston Rings
    844-R9745.005
    Std Tension Piston Ring Set
  • Oversize: .005"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $192.99
    Ships
    in 7-8 weeks
    Sealed Power R9745.035 - Speed-Pro Plasma Moly Piston Rings
    844-R9745.035
    Std Tension Piston Ring Set
  • Oversize: .035"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9745.065 - Speed-Pro Plasma Moly Piston Rings
    844-R9745.065
    Std Tension Piston Ring Set
  • Oversize: .065"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $115.99
    Ships
    Monday
    Sealed Power R9904 - Speed-Pro Plasma Moly Piston Rings
    844-R9904
    Std Tension Piston Ring Set
  • Oversize: .000"
  • Top Ring: 1/16"
  • Second Ring: 1/16"
  • Oil Ring: 3/16"
  • $109.99