Mutha Thumpr Retro-Fit Hydraulic Roller Camshaft

• Lift: .522"/.508"
• Duration: 291°/311°
• Lobe Separation Angle: 107°
• RPM Range: 2000-5800
  
  High performance street/Strip, need 9:1 compression 2500 + stall, intake, gears, and headers, rough idle

  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/strip, needs 9:1 compression, 2500+ stall, intake, gears and headers, rough 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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