S&S 590 Cam Kit for Harley Milwaukee Eight The 590G cam was designed as an all out horsepower cam for 124 and larger engines. Big lift lets your big mill breathe high into the RPM range. Features: Designed for massive horsepower in 124 and larger engines 590 cam power band is weighted to top end performance, peaking past the redline of a stock motor Gear Drive Kits provide improved cam timing accuracy and eliminate the stock cam chain tensioner Gear Drive kits include outer Drive Gears Includes all gaskets, bearings, and hardware required for installation This cam requires Adjustable Pushrods and Heavy Duty Valve Springs 590 Cam Info: Front Intake open/close 15.6/43.7 Front Exhaust open/close 64.8/21.2 Rear Intake open/close 20.2/53.6 Rear Exhaust open/close 62.7/15.7 Front Intake duration 239.4 Rear Intake duration 253.9 Front Exhaust duration 266.1 Rear Exhaust duration 258.4 Intake Lift .590 Exhaust Lift .590 Front Intake Lobe Center Line 104.1 Front Exhaust Lobe Center Line 111.7 Rear Intake Lobe Center Line 106.7 Rear Exhaust Lobe Center Line 113.5 Front Intake Lift at TDC .165 Front Exhaust Lift at TDC .186 Rear Intake Lift at TDC .186 Rear Exhaust Lift at TDC .158