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MHS GEN 2 4.6L / 5.4L 2V PI Stage 4 N/A Camshafts

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Valve Reliefs and Aftermarket Springs Required - Rough Idle
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MHS-2VPI-STG4NA
  • MHS-2VPI-STG4NA
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    Description

    Part Number  MHS-2VPI-STG4N
    Name  2V Stage 4 N/A for PI Heads 
    Duration @ .050"  236 / 238 
    Lift  .575" / .575" 
    Lobe Sep Angle  111.5 + 1.5 
    Center Lines  110 / 113
    Springs Required?  Yes
    Suggested Valve Springs  MHS / PAC .600" Lift Stage 2 
    Valve Reliefs Required?   Yes - No Exceptions on 4.6L 
    No Valve Reliefs Required on 5.4L 

    Ported Heads with matching Valve Job suggested. Aftermarket Rods and Pistons with Valve Reliefs highly suggested. Works best with TFS Track Heat, HPS HardBallR or Edelbrock Victor Jr. Intake Manifolds. 4.10 - 4.30 Gears and 3400 - 3600 Stall Recommended. Rough Idle.