Free Shipping on Performance Auto Parts            Order by 11 PM EST for Same Day Shipping!
9 Products Results per Page:
K-Motion K-1600
M-300 Valve Spring Set
  • Double Spring with Damper
  • 1.550'' OD (1.136'' Outer ID)
  • 0.721'' ID
  • 205 @ 1.950'' Seat Pressure
  • 555 @ 1.250'' Open Pressure
  • 500 lbs/in Spring Rate
  • .640'' Max Valve Lift
  • 1.125'' Coil Bind
  • 16/pkg
  • M-300 Valve Springs
    Item# 571-K-1600
    Order Today
    Ships 04/03/15
    Only $138.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info
    K-Motion K-1150
    M-300 Valve Spring Set
  • Double Spring with Damper
  • 1.550'' OD (1.136'' Outer ID)
  • 0.725'' ID
  • 230 @ 2.000'' Seat Pressure
  • 628 @ 1.250'' Open Pressure
  • 531 lbs/in Spring Rate
  • .700'' Max Valve Lift
  • 1.150'' Coil Bind
  • 16/pkg
  • M-300 Valve Springs
    Item# 571-K-1150
    Order Today
    Ships 04/03/15
    Only $203.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info
    K-Motion K-1500-1
    H-11 Valve Spring
  • Triple Spring
  • 1.650'' OD (1.200'' Outer ID)
  • 0.842'' ID/0.635'' ID
  • 265 @ 2.000'' Seat Pressure
  • 950 @ 1.200'' Open Pressure
  • 856 lbs/in Spring Rate
  • .850'' Max Valve Lift
  • 1.090'' Coil Bind
  • 1/pkg
  • H-11 Valve Springs
    Item# 571-K-1500-1
    Order Today
    Ships 04/03/15
    Only $28.99


    More Info

    K-Motion K-1900
    M-500 Valve Spring Set
  • Double Spring
  • 1.500'' OD (1.050'' Outer ID)
  • 0.725'' ID
  • 442 @ 2.200'' Seat Pressure
  • 1183 @ 1.250'' Open Pressure
  • 780 lbs/in Spring Rate
  • 1.000'' Max Valve Lift
  • 1.130'' Coil Bind
  • 16/pkg
  • M-500 Valve Springs
    Item# 571-K-1900
    Manufacturer's
    Availability
    Date Unknown
    Only $378.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info
    K-Motion K-975H
    M-500 Valve Spring Set
  • Double Spring
  • 1.500'' OD (1.050'' Outer ID)
  • 0.725'' ID
  • 310 @ 2.100'' Seat Pressure
  • 1012 @ 1.200'' Open Pressure
  • 780 lbs/in Spring Rate
  • .900'' Max Valve Lift
  • 1.130'' Coil Bind
  • 16/pkg
  • M-500 Valve Springs
    Item# 571-K-975H
    Manufacturer's
    Availability
    Date Unknown
    Only $438.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info
    K-Motion K-1650
    M-300 Valve Spring Set
  • Double Spring with Damper
  • 1.550'' OD (1.136'' Outer ID)
  • 0.700'' ID
  • 200 @ 2.000'' Seat Pressure
  • 702 @ 1.250'' Open Pressure
  • 669 lbs/in Spring Rate
  • .725'' Max Valve Lift
  • 1.150'' Coil Bind
  • 16/pkg
  • M-300 Valve Springs
    Item# 571-K-1650
    Order Today
    Ships 04/03/15
    Only $262.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info

    K-Motion K-800-1
    M-300 Valve Spring
  • Double Spring
  • 1.460'' OD (1.075'' Outer ID)
  • 0.782'' ID
  • 165 @ 1.850'' Seat Pressure
  • 471 @ 1.200'' Open Pressure
  • 471 lbs/in Spring Rate
  • .700'' Max Valve Lift
  • 1.085'' Coil Bind
  • 1/pkg
  • M-300 Valve Springs
    Item# 571-K-800-1
    Order Today
    Ships 04/03/15
    Only $16.99


    More Info
    K-Motion K-1500
    H-11 Valve Spring Set
  • Triple Spring
  • 1.650'' OD (1.200'' Outer ID)
  • 0.842'' ID/0.635'' ID
  • 265 @ 2.000'' Seat Pressure
  • 950 @ 1.200'' Open Pressure
  • 856 lbs/in Spring Rate
  • .850'' Max Valve Lift
  • 1.090'' Coil Bind
  • 16/pkg
  • H-11 Valve Springs
    Item# 571-K-1500
    Order Today
    Ships 04/03/15
    Only $339.99


    • FREE
    • SHIPPING
      & HANDLING!
    More Info
    K-Motion K-750-1
    M-300 Valve Spring
  • Single Spring
  • 1.265'' OD
  • 0.880'' ID
  • 130 @ 1.700'' Seat Pressure
  • 395 @ 1.150'' Open Pressure
  • 482 lbs/in Spring Rate
  • .610'' Max Valve Lift
  • 1.050'' Coil Bind
  • 1/pkg
  • M-300 Valve Springs
    Item# 571-K-750-1
    Order Today
    Ships 04/03/15
    Only $19.99


    More Info
    9 Products Results per Page: