Hot Cams Racing Camshaft Single Cam Stage 2 Honda Crf450 / Trx450 The Hot Cams Stage 2 Racing Camshaft elevates performance for riders seeking enhanced top-end power and a significant boost in mid-range performance over Stage 1. Engineered for easy installation without the need for a core charge or extensive modifications, it integrates seamlessly into most setups utilizing stock valve springs and rockers. It features adjustable cam sprockets for custom tuning, offering noticeably better throttle response and a more efficient combustion process. Features: Improves Top End over Stage 1 Mid-range gain over Stage 1 High performance racing camshaft No core required Designed to be use with stock valve springs and rockers on most applications (unless noted) Adjustable cam sprockets supplied (model specific) Improved throttle response technology Improved intake charge and combustion cycle over stock Specifications: Exhaust Cam Lobe Center: 104.500 Exhaust Cam Lobe Duration at 1mm: 270 Exhaust Cam Lobe Lift: 8.800mm Exhaust Cam Valve Lash: 0.280mm Intake Cam Lobe Center: 112 Intake Cam Lobe Lift: 10.100mm Intake Cam Valve Lash: 0.150mm Intake Lobe Duration at 1mm: 248