AMC 290-401 c.i. 8 CYL. 1966-1991
  • Thumpr

  • AMC 290-401 c.i. 8 CYL. 1966-1991
  • Mutha Thumpr

  • AMC 290-401 c.i. 8 CYL. 1966-1991
  • Big Mutha Thumpr
  • Big Mutha Thumpr Hydraulic Roller Camshaft Complete Kit Lift: .552"/.537"


    Big Mutha Thumpr Hydraulic Roller Camshaft Complete Kit
  • Lift: .552"/.537"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6400
  • $416.99
    Ships 09/26/16
    FREE Shipping

    Chevy 262-400ci Small Block 1958-98 Non-Factory Roller Block
  • Thumpr
  • Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $277.72
    Ships Monday
    FREE Shipping

    Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $1,016.99
    Ships 10/19/16
    FREE Shipping

    Thumpr Retro-Fit Hydraulic Roller Camshaft & Lifter Kit Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft & Lifter Kit
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $679.99
    Ships 10/18/16
    FREE Shipping
    (1)

    Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $895.99
    Ships 09/26/16
    FREE Shipping

    Chevy 262-400ci Small Block 1958-98 Non-Factory Roller Block
  • Mutha Thumpr
  • Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $277.99
    Ships Monday
    FREE Shipping

    Mutha Thumpr Retro-Fit Hydraulic Roller Camshsft & Lifter Kit Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshsft & Lifter Kit
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $683.99
    Ships 10/18/16
    FREE Shipping

    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $1,048.99
    Ships 09/26/16
    FREE Shipping

    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $895.99
    Ships 09/26/16
    FREE Shipping

    Chevy 262-400ci Small Block 1958-98 Non-Factory Roller Block
  • Big Mutha Thumpr
  • Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $895.99
    Ships 09/26/16
    FREE Shipping

    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $280.75
    Ships Monday
    FREE Shipping

    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $1,043.99
    Ships Monday
    FREE Shipping

    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft and Lifter Kit Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft and Lifter Kit
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $682.36
    Ships Monday
    FREE Shipping

    Chevy 262-400ci Small Block 1987-98 -Factory Roller Block
  • Thumpr
  • Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $684.99
    Ships 10/04/16
    FREE Shipping

    Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .513"/.598"


    Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .513"/.598"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $891.99
    Ships 10/19/16
    FREE Shipping

    Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .513"/.498"


    Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .513"/.498"
  • Duration: 283°/303°
  • Lobe Separation Angle: 107°
  • RPM Range: 1900-5600
  • $277.72
    Ships Monday
    FREE Shipping


    Chevy 262-400ci Small Block 1987-98 -Factory Roller Block
  • Mutha Thumpr
  • Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft, Lifters, & Gear Drive Kit
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $684.99
    Ships 10/04/16
    FREE Shipping

    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $903.99
    Ships 09/26/16
    FREE Shipping

    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .522"/.509"


    Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .522"/.509"
  • Duration: 291°/311°
  • Lobe Separation Angle: 107°
  • RPM Range: 2200-5900
  • $277.72
    Ships Monday
    FREE Shipping


    Chevy 262-400ci Small Block 1987-98 -Factory Roller Block
  • Big Mutha Thumpr
  • Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Complete Kit
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $997.99
    Ships 10/04/16
    FREE Shipping

    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft and Lifter Kit Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft and Lifter Kit
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $456.99
    Ships 09/30/16
    FREE Shipping

    Big Mutha Thumpr Hydraulic Roller Camshaft/Lifter/Gear Drive Small Block Chevy 1987-02 Lift: .533"/.519"


    Big Mutha Thumpr Hydraulic Roller Camshaft/Lifter/Gear Drive
    Small Block Chevy 1987-02
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $674.99
    Ships 10/04/16
    FREE Shipping

    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft Lift: .533"/.519"


    Big Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft
  • Lift: .533"/.519"
  • Duration: 299°/319°
  • Lobe Separation Angle: 107°
  • RPM Range: 2500-6200
  • $283.78
    Ships Monday
    FREE Shipping

    GM LS Series Gen III/IV Three-Bolt 8 Cyl. 1997-Present
  • Thumpr

  • GM LS Series Gen III/IV Three-Bolt 8 Cyl. 1997-Present
  • Mutha Thumpr

  • GM LS Series Gen III/IV Three-Bolt 8 Cyl. 1997-Present
  • Big Mutha Thumpr
  • Big Mutha Thumpr Hydraulic Roller Camshaft GM LS Seires Lift: .573"/.558"


    Big Mutha Thumpr Hydraulic Roller Camshaft
    GM LS Seires
  • Lift: .573"/.558"
  • Duration: 291°/311°
  • Lobe Separation Angle: 109°
  • RPM Range: 2600-6800
  • $421.99
    Ships 09/26/16
    FREE Shipping