The CR480MT is a drop in cam for stock spring height. Everything the Original CR480 did, just sooner and holds out longer. Power range between 1500 to 5,000. This cam makes loads of low-Mid range torque. The 480MT is TDG’s choice for a the 107ci, 114ci and 117ci heavy Baggers &!Trikes that require low to mid range grunt. Stock SE131’s get over 160 Ft Lbs or torque! 124’s will break 150 torque while 128’s will easily tickle 160 Torque.. Tunes very easy! Works great in any M8 motor with stock springs. Stock Base circles allow stock pushrods to be used if you wish. Stock Compression up to 11.0:1. Based on Cycle Rama’s most successful M8 cam!