I run an NOS 87 4.0L cam in my 95 engine with 91 injection. I'm quite pleased with it's performance. I've never heard a threat of a ping from it either. markprice242ATadelphia.net ---- Sandwich Maker wrote: >"From: farna@xxxxxxx >" >">it would be interesting to see what changes, if any, the 2.5's cam >went through in its lifetime. afaik the 4.0 had only two: a fairly >radical grind used '87-'95 and a less radical split pattern '96-up. >________________________________________________________________________ >Andrew Hay the genius nature >internet rambler is to see what all have seen > >adh@xxxxxxxxxxxxxxxxx and think what none thought > > >