hi names erick been reading post here for a long time never realy posted myself . my ?s is i see that some of you say the you are running a Harland Sharp 1.65 Roller Rockers . i cant find a filping part number for them .any help ? i know i need too upgrade my springs .that is in the works .not looking for a cam upgrade right now (i wish) .dont have the cash to put one in . i dont trust myself putting in a cam ,and garages want a arm a leg .