stock specs - 6.0 litre cam - cams lobe lift I.270" / E.281" advertised duration I.256 degree / E. 262 degree duration @ .050" I. 194 / E. 209 LSA 117
CPLS1 spec - 6.0 litre cam - cams lobe lift I.281" / E.306 " advertised duration I.262 degree / E. 272 degree duration @ .050" I. 210 / E. 218 LSA 115
* note + .050" longer pushrods required