vetterme

Hi,just want to thank you's for letting me join!Now my ? is I have a new cam bought at swap meet,but person new little about it.He told me it came out of a built ls1 engine very radical cam......anyway here are numbers on end of camshaft........LS13724r/3726r below that HR11274......2871..3....d606804 Can someone please help,my gage has a bad battery so I can't even check,but looking at them side by side the swap cam has bigger lift then my stock one...thanks vettrme

Nick.H

Only thing I would say is send it to a cam doctor and have them find out the specs on it