GEN III/LS1/LS6 350 Xtreme RPM HIGH LIFT XR281HR Cam

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GEN III/LS1/LS6 350 Xtreme RPM HIGH LIFT XR281HR Cam

HYDRAULIC ROLLER-High RPM street / strip camshaft for use with LS6 or aftermarket intake. Requires computer modifications.

Street/Strip camshaft for use with Fast LSX intake.

  • Requires programmer

    Operating Range: 2200-7200 RPM
    Duration Advertised: 281° Intake / 283° Exhaust
    Duration @ .050'' Lift: 228° Intake / 230° Exhaust
    Valve Lift w/1.75 Rockers: .571'' Intake / .573'' Exhaust
    Lobe Separation Angle: 112°

    • PART#: 54-428-11

    Price: $402.42

    Call 1.800.443.7748 during business hours to purchase this part.

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    Hawkins Speed Shop
    116 SW 1st Street
    Richmond,IN
    Toll Free: 1.800.443.7748
    Local: 765.962.4927

    Contact Us


    Hours of Operation:
    Mon-Fri, 8:30 a.m.-5:30 p.m.
    Saturday, 8:30 a.m.-12:00 p.m.