S&S CYCLE330-0713 The 540C cam was designed to add even more stump pulling torque to your big bore M8, for those that keep the revs below 6000 rpm. FEATURES & BENEFITS •S&S 540 Cam - Designed for acceleration torque in 124 and larger engines •540 cam powerband further enhances massive torque output of our popular 4.25" Big Bore Kits •Includes all gaskets, bearings, and hardware required for installation Required for installation: •This cam requires Adjustable Pushrods and Heavy Duty Valve Springs. We recommend: •930-0123 Quickee Adjustable Pushrods with Cover Keepers for 2017-up M8 Models •900-0958 Heavy Duty Valve Spring kit for 2017-up M8 Touring Models Suggested: •330-0718 Precision Tappet Set Without HL2T Kit For 1999-'17 HD Big Twins, 2000-'20 HD® Sportster®, and 2017-up M8 Models (Tappets should be replaced every time that the cam is replaced) •330-0655 Tappet Cuffs for M8 ModelsPart Number : 330-0713 330-0713 The 540C cam was designed to add even more stump pulling torque to your big bore M8, for those that keep the revs below 6000 rpm. FEATURES & BENEFITS •S&S 540 Cam - Designed for acceleration torque in 124 and larger engines •540 cam powerband further enhances massive torque output of our popular 4.25" Big Bore Kits •Includes all gaskets, bearings, and hardware required for installation Required for installation: •This cam requires Adjustable Pushrods and Heavy Duty Valve Springs. We recommend: •930-0123 Quickee Adjustable Pushrods with Cover Keepers for 2017-up M8 Models •900-0958 Heavy Duty Valve Spring kit for 2017-up M8 Touring Models Suggested: •330-0718 Precision Tappet Set Without HL2T Kit For 1999-'17 HD Big Twins, 2000-'20 HD® Sportster®, and 2017-up M8 Models (Tappets should be replaced every time that the cam is replaced) •330-0655 Tappet Cuffs for M8 Models **** PLEASE NOTE ***** : 330-0713 These are performance and custom aftermarket products sourced to match or exceed original specifications as an alternative to the OEM version. Any Harley-Davidson part numbers referenced are for identification purposes only.