S&S Cycle 99-06 BT MR103G Gear Drive Camshaft Kit

Type: MR103G; Timing Open: Intake 13º/Exhaust 50º; Timing Closed: Intake 33º/Exhaust 22º; Duration at 0.053: Intake 226º/Exhaust 252º; Valve Lift : Intake 0.585"/Exhaust 0.585"; Lift at TDC: Intake 0.172"/Exhaust 0.177"

S&S MR103G gear drive camshaft kit for 1999-'06 HD® Big Twins except '06 HD® Dyna® are recommended for modifed engines with larger displacement and higher compression. More torque and horsepower than bolt in cams can deliver. Stock valve springs in 2005-'06 engines may be used with MR103 and HP103 cams.

An S&S oil pump and cam support plate, along with a stock 2007 and later style hydraulic cam chain tensioner upgrade is highly recommended for chain drive cams.