Only if you're going for high boost. Most Holley 4Vs will take 20-22 psi. If you plan on modest boost in the 10-16 psi range carb cost shouldn't be to much of a problem. As with anything, the more power you want, the more you have to spend. --------------- Date: Wed, 13 Feb 2008 18:43:24 -0500 From: Brien Tourville <hh7x@xxxxxxxxxxxxx> Blow Thru Carbs, gone thru for Turbo application run $600 to $1k. and you'll still be stuck with problems you won't like after coming this far. -- Frank Swygert Publisher, "American Motors Cars" Magazine (AMC) For all AMC enthusiasts http://farna.home.att.net/AMC.html (free download available!) _______________________________________________ Amc-list mailing list Amc-list@xxxxxxxxxxxx http://splatter.wps.com/cgi-bin/mailman/listinfo/amc-list