The Brian Tooley Racing (BTR) Hot Rod Camshaft (BTRBTR-HOTROD) is designed for Gen III/IV LS engines, including 4.8L, 5.3L, and 6.0L variants. This camshaft delivers an aggressive idle while maintaining good street manners, making it ideal for performance enthusiasts seeking increased horsepower and torque without sacrificing drivability. Key Features: Engine Compatibility: Gen III/IV LS engines (4.8L, 5.3L, 6.0L) Cam Type: Hydraulic roller Duration @ .050": 217° intake / 230° exhaust Lift: 0.613" intake / 0.607" exhaust (with factory rocker arms) Lobe Separation Angle: 114° Idle Characteristics: Aggressive idle with good street manners Power Gains: Approximately 20+ HP at peak over stock cam Valvetrain Requirements: Dual valve springs and hardened pushrods recommended This camshaft is optimized for naturally aspirated applications and has been developed using BTR's in-house Spintron and engine dyno testing to ensure maximum performance and valvetrain stability.
