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C1, C2, C3, C4 Valvetrain Packages

C1 Complete assembly to suit hydraulic flat tappet camshafts:

  • AFD custom stainless valves
  • Comp Cams 924-16 double valve springs
  • Comp Cams 741-16 10 Degree steel retainers
  • Comp Cams 611-16 10 degree locks
  • Comp Cams 4771 spring locators
  • Viton stem seals
  • This package has a spring pressure of 118 lbs on seat and will handle .600" lift

C2 Complete Assembly to suit mechanical flat tappet
or hydraulic roller camshafts:

  • AFD custom stainless valves
  • Comp Cams 930-16 double valve springs
  • Comp Cams 741-16 10 Degree steel retainers
  • Comp Cams 611-16 10 degree locks
  • Comp Cams 4776 spring locators
  • Viton stem seals
  • This package has a spring pressure of 150 lbs on seat and will handle .650" lift
C3 Complete Assembly to suit Race Mechanical Flat Tappet camshafts
  • AFD custom stainless valves
  • Comp Cams 929-16 double valve springs
  • Comp Cams 741-16 10 Degree steel retainers
  • Comp Cams 611-16 10 degree locks
  • Comp Cams 4776 spring locators
  • Viton stem seals
  • This package has higher spring rate with spring pressure of 150 lbs on seat and will handle .660" lift with more open pressure than the C2 package
  • These springs are for an aggressive flat tappet mechanical camshaft were more than 6800 rpm will be used

 

C4 Complete Assembly to suit Street Mechanical Roller camshafts
  • AFD custom stainless valves
  • Comp Cams 943-16 double valve springs
  • Comp Cams 749-16 10 Degree steel retainers
  • Comp Cams 611-16 10 degree locks
  • Comp Cams 4785 spring locators
  • Viton stem seals
  • This package has a spring pressure of 240 lbs on seat and will handle .660" lift