Thumpr Retro-Fit Hydraulic Roller Camshaft & Lifter Kit

• Lift: .513"/.498"
• Duration: 283°/303°
• Lobe Separation Angle: 107°
• RPM Range: 1900-5600
  
  Valve Setting: Intake - Hyd, Exhaust - Hyd
  RPM Operating Range: 1900 to 5600
  Cam Grind Number: 283THR7
  Duration Advertised: Intake - 283, Exhaust - 303
  Duration @ .050': Intake - 227, Exhaust - 241
  Valve Lift: Intake - .511, Exhaust - .497
  Lobe Sep. Angle: 107°

  265, 283, 307, 302, 305, 327, 350, 383, 400, 427, L46, L48, L65, LM1, LT-1, L82, L81, LS9, L83, L98, L05, LG3, LG4, LT1, LT4, Camaro, Corvette, Chevelle, Stingray, Silverado, C10, Firebird, Chevrolet, Chevy, Small Block Chevy, Caprice, Malibu, Impala, Nova, 355, GEN1, Monte Carlo, S10

  
  High performance street, stock converter ok, best with 2000+ converter and gears, choppy/thumping idle.
  

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART