1. VSC-625 | .625" OD Cutter Body

    $113.99
    Will shorten and chamfer the guide top, increasing seal-to-retainer clearance for higher lift camshafts. Chuck into any portable drill, drill press or seat and guide machine. Guide OD: .625" / 15.9mm. Use with specialty pilots shown below.
  2. Valve Guide Top Cutters

    from $109.99
    Quickly and cleanly spot faces valve guide tops. 3 to choose from. High speed steel or carbide. Use with 3/16" Shank GFP-Pilots (see below).
  3. VSC-428 | .428" OD Cutter Body

    $113.99
    Will shorten and rechamfer the guide top, increasing seal-to-retainer clearance for higher lift camshafts. Can also be used to cut spring seats. Chuck into any portable drill, drill press or seat and guide machine. For Guide OD: .428" (10.8mm).
  4. VSC-415 | .415" OD Cutter Body

    $113.99
    Will shorten and rechamfer the guide top, increasing seal-to-retainer clearance for higher lift camshafts. Chuck into any portable drill, drill press or seat and guide machine. For Guide OD: .415" (10.5mm)
  5. VSC-423 | .423" OD Cutter Body

    $113.99
    Will shorten and rechamfer the guide top, increasing seal-to-retainer clearance for higher lift camshafts. Chuck into any portable drill, drill press or seat and guide machine. For Guide OD: .423" (10.74mm).
  6. Valve Guide O.D. Knurling Tool & Replacement Parts

    from $10.99
    Works on all materials EXCEPT chilled or hardened guides. Perfect for rare metric sizes and for aluminum heads with damaged guide bores.
  7. .343" Specialty Valve Spring Seat Cutter Pilots

    $44.99
    These hardened and ground pilots have a special shape for use with valve spring seat cutters (VSS) and Valve Guide OD Cutters (VSC).Guide ID: 11/32" | 8.7mm
  8. 1.320" OD Valve Spring Seat Cutter | VSS-1320

    $119.99
    Recut valve spring seats to establish spring-to-valve concentricity or use to enlarge seats for over size dual springs. Must be used with Hardened Ground Pilots. OD: 1.320" ID: 0.630"
  9. .375" Specialty Valve Spring Seat Cutter Pilots

    $44.99
    These hardened and ground pilots have a special shape for use with valve spring seat cutters (VSS) and Valve Guide OD Cutters (VSC).Guide ID: 3/8" | 9.5mm
  10. .312" Specialty Valve Spring Seat Cutter Pilots

    $44.99
    These hardened and ground pilots have a special shape for use with valve spring seat cutters (VSS) and Valve Guide OD Cutters (VSC).Guide ID: 5-16" | 7.9mm
  11. 7 mm Specialty Valve Spring Seat Cutter Pilots

    $44.99
    These hardened and ground pilots have a special shape for use with valve spring seat cutters (VSS) and Valve Guide OD Cutters (VSC).Guide ID: 9/32" | 7.0mm
  12. 1.550" OD Valve Spring Seat Cutter | VSS-1550

    $119.99
    Recut valve spring seats to establish spring-to-valve concentricity or use to enlarge seats for over size dual springs. Must be used with Hardened Ground Pilots. OD: 1.550" ID: 0.625"
  13. GFP-343 | Valve Guide Top Cutter Pilots

    $21.99
    Use with both High Speed Steel and Carbide Valve Guide Top Cutters. Replaces most seat and guide machine top cutter pilots.Specifications: Shank: 3/16" diameter Size: .343" (8.73mm)
  14. DVG Air Powered Valve Guide Removers

    $39.99
    Air Powered Valve Guide Removers for Diesel Engines from Goodson are sized for specific applications including Cummins, Caterpillar, Detroit GMC, International and Mack. They drive guides from the shoulder instead of the top to avoid damage to the guides. Our...
  15. GFP-500 | Valve Guide Top Cutter Pilots

    $21.99
    Use with both High Speed Steel and Carbide Valve Guide Top Cutters. Replaces most seat and guide machine top cutter pilots.Specifications: Shank: 3/16" diameter Size: .500" (12.70mm)
  16. 1.625" OD Valve Spring Seat Cutter | VSS-1625

    $119.99
    Recut valve spring seats to establish spring-to-valve concentricity or use to enlarge seats for over size dual springs. Must be used with Hardened Ground Pilots. OD: 1.625" ID: 0.625"
  17. 1.350" OD Valve Spring Seat Cutter | VSS-1350

    $119.99
    Recut valve spring seats to establish spring-to-valve concentricity or use to enlarge seats for over size dual springs. Must be used with Hardened Ground Pilots. OD: 1.350" ID: 0.625"
  18. Air Powered Metric Valve Guide Drivers

    $24.99
    1º Negative angle prevents the guides from mushrooming during installation These valve guide drivers have a corrosion resistant finish Rockwell hardness of 45 to 50 Pilots are slightly small than the guide for easy removal 6 Piece Set also available
  19. 1.750" OD Valve Spring Seat Cutter | VSS-1750

    $119.99
    Recut valve spring seats to establish spring-to-valve concentricity or use to enlarge seats for over size dual springs. Must be used with Hardened Ground Pilots. OD: 1.750" ID: 0.625"
  20. DVG Air Powered Valve Guide Installers

    $39.99
    Remove and install diesel valve guides faster — no measuring necessary. Drive guides in from the shoulder instead of the top. Installing drivers have the proper recess to drive guides in for the correct installed height. Use with most standard...