S&S CYCLE 0925-1342 330-0732 590G Gear Drive Camshaft Kit - 590G - Gear Drive - M8Features Designed specifically for use with monster bores and ported heads (not recommended for stock bore engines) Improves cam timing accuracy and eliminates the stock cam chain All out horsepower cam for 124 and larger engines Touring models require heavy duty valve spring kit Requires Quikee adjustable pushrods with cover keepers Kit includes outer drive gears, bearings, o rings, and hardware Notes Tappets should be replaced every time that the