Thumpr Hydraulic Flat Tappet Camshaft & Lifter Kit
Lift .478"/.465"
Duration 279/297
RPM Range 2000-5800


• Camshaft And Lifter Kit
  
• 3 Grinds To Fit All Of Your Performance Needs
  
• Long Exhaust Duration
  
• Produces A Powerful Hard-Hitting Exhaust Note
  
• Excellent Horsepower Gains And Broad Torque Curve
  
• Delivers Real Seat Of The Pants Performance
  
• Designed For Use w/Latest In ValveTrain Components
  
• 1 Year Limited Warranty

  Pontiac; Super Duty; SD; SD455; HO; 455 HO; Trans-Am; Catalina; Firebird; Formula; 421; 455; 400; 428; 350; 265; 301; 370; 389; 301; 287; 317; 347; Ram Air; Ram Air IV; Ram Air III; Bonneville; Grand Prix; LeMans; Parisienne; Grand Am; Century; Regal;

  
  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.

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