Yeah, I figured as much too. They just want them to look like sphagetti to convince people they are tuned length headers. I'd like to see some actual dyno sheets on them. Bet they don't do much at all. -- Mark Price Morgantown, WV 1969 AMC Rambler, 4.0L, EFI, T-5 2004 Grand Cherokee Laredo, 4.7L, Quadratrac II " I realize that death is inevitable. I just don't want to be around when it happens! " -------------- Original message ---------------------- From: adh@xxxxxxxxxxxxxxxxx (Sandwich Maker) > " From: Wrambler242@xxxxxxxxxxx > " > " Have you looked at the rugged ridge header for the 2000-06 4.0L's? > " Near as I can tell they are not equal length, perhaps they are dyno tuned? > > just peeked. the front 3 don't look bad... > > more likely they squeezed what they could into the space they had to > work with. bet it's designed to drop into place of the iron > manifolds. > > " -- > " Mark Price > " > " -------------- Original message ---------------------- > " From: adh@xxxxxxxxxxxxxxxxx (Sandwich Maker) > " > " From: Wrambler242@xxxxxxxxxxx > " > " > " > " Idealy the single cylinder pipes would all be the same length to start > with. > " > > " > that would also be the peakiest. since the front half and back half > " > are even-firing 3s, grouping each separately then combining with a > " > y-pipe allows you to set different lengths, spreading out the > " > cross-scavenging peaks. 'tri-y' headers always give the broadest > " > powerband. > " > > " > combining the iron manifolds with a y-pipe would be an interesting > " > compromise. > ________________________________________________________________________ > Andrew Hay the genius nature > internet rambler is to see what all have seen > adh@xxxxxxxxxxxxxxxxx and think what none thought > _______________________________________________ > Amc-list mailing list > Amc-list@xxxxxxxxxxxx > http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list