[steve99]

Originally Posted by neilvosko

so, to add some context, Shiv claimed that with OTS 4.0 maps, they are universal EL and UEL, but how impactful is that, compared to OTS2.076 MAPS that have UEL and EL differences i noted in this thread http://www.ft86club.com/forums/showt...=1#post3087867

i get it that its easier to have universal MAPS for distribution, but there has to be some kind of loss, power, sound, efficiency, etc?

thoughts?

Yes you will get slightly better results using specific cam timings for different header types especially headers like ace or p-tuning or nameless.