Does it really give you anything extra? I was looking around for some definitive numbers and I can't seem to find any. That would be a nightmare for anyone working on the car besides the person that did it though! Could you imagine the cursing while trying to get the firing order correct if you didn't know it was messed with? -- Bill M 65 Coronet 500 'vert http://1962to1965mopar.ornocar.com/mmo62008.html 73 Dart Sport, 00 Cherokee Sport, 01 Dakota SLT 21 Model T Depot Hack, 92 Accord, 06 Mazda 3 On Thu, Oct 22, 2009 at 9:03 PM, Tom Watters <tomwatters@xxxxxxxxxxx> wrote: > > There are 4/7 swaps for mopars as well. I remember hearing from a friend in > colorado saying he was thinking of putting one in his '65 when he put it > together. > > I also saw a thread on Moparts about it some time ago. Found the thread in > the Race Section -> > http://board.moparts.org/ubbthreads/showflat.php?Number=4787668 > > I've personally never seen one on a mopar that I know of, but, there are > some tricks to getting that extra little umph from a setup. > > --Tom > > Gary H. wrote: >> >> A 4/7-swap cam changes the engine's firing order, moving the power stroke >> for cylinder 4 to where 7 used to be, and vice versa. Seems to be from a >> Chebby perspective. >> http://www.hotrod.com/techfaq/113_0701_lunati_cams/index.html >> >> Thanks, >> Gary H. >> -----Original Message----- >> >>> >>> What's a "4-7" cam? >>> >>> -- >>> Bill M