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    Valves

    CNC-Motorsports offers the best in valves by Ferrea and Manley. We offer everything for street performance to all out nitrous & turbo race engines.
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    1. MAN-11685-8 PART NUMBER
      LS Manley Extreme Duty Exhaust Valves 1.590 11685-8
      LS Manley Extreme Duty Exhaust Valves 1.590 11685-8
      $514.08
      Manley
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      LS3 and L92 Chevy (L99 Head), Exhaust Valves, 1.590 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
    2. MAN-11679-8 PART NUMBER
      LS7 Manley Severe Duty Exhaust Valves 1.615 11679-8
      LS7 Manley Severe Duty Exhaust Valves 1.615 11679-8
      $301.07
      Manley
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      Chevy LS7, Exhaust Valves, 1.615 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
    3. MAN-11687-8 PART NUMBER
      LS Manley Extreme Duty Exhaust Valves 1.615 11687-8
      LS Manley Extreme Duty Exhaust Valves 1.615 11687-8
      $514.08
      Manley
      Add to Wish List
      Chevy LS7, Exhaust Valves, 1.615 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
    4. MAN-12301-8 PART NUMBER
      SBC Manley Race Master Exhaust Valves 1.600 12301-8
      SBC Manley Race Master Exhaust Valves 1.600 12301-8
      $202.55
      Manley
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      SB Chevy AFR 180cc, 190cc, 195cc, 210cc, 220cc, 227cc, 235cc, 245cc Series Cylinder Heads, Exhaust Valves, 1.600 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves. Learn More
    5. MAN-12303-8 PART NUMBER
      SBC Manley Race Master Exhaust Valves 1.600 12303-8
      SBC Manley Race Master Exhaust Valves 1.600 12303-8
      $202.55
      Manley
      Add to Wish List
      SB Chevy AFR 180cc, 190cc, 195cc, 210cc, 220cc, 227cc, 235cc, 245cc Series Cylinder Heads, Exhaust Valves, 1.600 Head Diameter, .3136 Stem Diameter, .100 Longer Stock Height, Set of 8 Valves. Learn More
    6. MAN-11185-6 PART NUMBER
      Manley 11185-6 Race Master Exhaust Valves
      Manley 11185-6 Race Master Exhaust Valves
      $158.37
      Manley
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      Nissan 3.0L Inline 6 SOHC 12 Valve RB30E/T, 35.1mm Head Diameter, .3136 Stem Diameter, Set of 6 Learn More
    7. MAN-11187-6 PART NUMBER
      Manley 11187-6 Race Master Exhaust Valves
      Manley 11187-6 Race Master Exhaust Valves
      $158.37
      Manley
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      Nissan 3.0L Inline 6 SOHC 12 Valve RB30E/T, 36.1mm Head Diameter, .3136 Stem Diameter, Set of 6 Learn More
    8. FER-F6220 PART NUMBER
      Ferrea F6220 6000 Series Competition Plus Exhaust, Valves 38.1mm - Ford 2.0L (Valves)
      Ferrea F6220 6000 Series Exhaust, Valves 38.1mm - Ford 2.0L
      $26.55
      Ferrea
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      Ford 2.0L, 6000 Series Competition Valve, Exhaust, 38.1mm Diameter, 8mm Stem Diameter, 113mm Overall Length, 5.38mm Tip Length, 10 Degree Flo. Valves Sold Individually. Learn More
    9. MAN-12359-8 PART NUMBER
      LS Manley Extreme Duty Exhaust Valves 1.615 11687-8
      Manley Valves 12359-8 Race Master , LS 5.3L 1.560 Exhaust
      $188.69
      Manley
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      Chevy LS 5.3L L83 (2014-up), Exhaust Valves, 1.560 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves.

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    10. MAN-12361-8 PART NUMBER
      LS Manley Extreme Duty Exhaust Valves 1.615 11687-8
      Manley Valves 12361-8 Race Master , LS 5.3L 1.560 Exhaust
      $301.07
      Manley
      Add to Wish List

      Chevy LS 5.3L L83 (2014-up), Exhaust Valves, 1.560 Head Diameter, .3136 Stem Diameter, Stock Height, Set of 8 Valves.

      Learn More

    Products (11-20 of 48)

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      0.3136 (8mm)
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    3. Manley 30 items
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    Gram Weight
    1. 102 1 item
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    13. 96 2 items
    14. 97 3 items
    15. 98 2 items
    Installed Height
    1. .100 Longer 2 items
    2. .300 Longer 3 items
    3. Stock 23 items
    Stem Diameter
    1. 0.2150 (5.46mm) 19 items
    2. 0.2157 (5.48mm) 20 items
    3. 0.2165 3 items
    4. 0.2345 (5.96mm) 24 items
    5. 0.2346 6 items
    6. 0.2350 (5.97mm) 9 items
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    9. 0.2362 (6mm) 33 items
    10. 0.2575 (6.54mm) 5 items
    11. 0.2587 (6.57mm) 1 item
    12. 0.2735 1 item
    13. 0.2740 (6.96/7mm) 46 items
    14. 0.2750 42 items
    15. 0.2754 (7.0mm) 1 item
    16. 0.2755 1 item
    17. 0.3075 4 items
    18. 0.3085 8 items
    19. 0.3090 5 items
    20. 0.3100 8 items
    21. 0.3110 (5/16") 188 items
    22. 0.3125 45 items
    23. 0.3130 48 items
    24. 0.3130m 2 items
    25. 0.3133 41 items
    26. 0.3135 26 items
    27. 0.3136 (8mm) 48 items
    28. 0.3138 (8mm) 2 items
    29. 0.3415 2 items
    30. 0.3415m 1142 items
    31. 0.3420 3 items
    32. 0.3705 1 item
    33. 0.3715m 153 items
    34. 0.3720 28 items
    35. 4.46mm 2 items
    36. 4.48mm 2 items
    37. 5.48mm 3 items
    Tip Length
    1. .160 20 items
    2. .175 8 items
    3. .250 1 item
    4. .260 3 items
    5. .290 3 items
    6. .346 10 items
    7. 4.45 mm 2 items
    Valve Head Diameter
    1. 1.550 3 items
    2. 1.560 3 items
    3. 1.575 3 items
    4. 1.580 2 items
    5. 1.590 8 items
    6. 1.600 11 items
    7. 1.614 4 items
    8. 1.615 3 items
    9. 2.020 1 item
    10. 2.100 1 item
    11. 2.165 1 item
    12. 2.204 2 items
    13. 2.250 2 items
    14. 35.1 mm 1 item
    15. 36.1 mm 1 item
    16. 38.1mm 1 item
    17. 1.930 1 item
    Overall Valve Length
    1. 113 mm 1 item
    2. 124.59 mm 2 items
    3. 4.900 3 items
    4. 4.915 2 items
    5. 4.923 13 items
    6. 4.950 2 items
    7. 5.050 2 items
    8. 5.200 2 items
    9. 5.205 3 items
    10. 5.215 3 items
    11. 5.230 5 items
    12. 5.450 6 items
    13. 5.208 3 items
    14. 5.232 1 item
    Valve Series
    1. 6000 Series 1 item
    2. Extreme Duty 7 items
    3. Race Flo 4 items
    4. Race Master 8 items
    5. Severe Duty 8 items
    6. Severe Duty Pro Flo 2 items
    7. Pro Flo 1 item
    Valve Type
    1. Exhaust 40 items
    2. Intake 8 items
    Vehicle Make
    1. Chevy LS 21 items
    2. Chevy LT 3 items
    3. Ford 4 Cylinder 1 item
    4. Nissan 2 items
    5. SB Chevy 4 items
    6. Universal 17 items
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