The high-lift “Full Throttle” cam kit provides significant horse-power gains when coupled with high-flowing exhaust and intake components. Great fit for full-throttle horsepower junkies 50-State U.S. EPA compliant Requires installation of Performance Cylinder Heads P/N 16500074 or 16500347, or upgrade of Original Equipment heads with Performance Valve Spring Kit P/N 18013-03A All EFI models require ECM calibration for proper installation Some models require recalibration with Screamin’ Eagle® Pro Street Tuner (sold separately) Top End Gasket Kit, Cam Gear Cover Gasket, & Pro Street Tuner sold separately
