Article on header performance + or - - The 1947 - Present Chevrolet & GMC Truck Message Board Network

**Yukon Jack** · 10-02-2002, 05:30 PM

Interesting article I read at http://www.chevyhiperformance.com/ed....jsp?id=49178& viewtype=text

slam33 · 10-02-2002, 07:53 PM

Good artical but you notice they ran the 1 5/8 tubes and not the larger 1 3/4's . Those numbers were possible becuse of the tube size. If they had run the bigger tubes, there numbers would be a little less and the torque would come in at a higher RPM. Not a good thing for a street truck.

10-02-2002, 05:30 PM	#1
Yukon Jack Post Whore Join Date: Feb 2000 Location: Rose Hill, KS, USA Posts: 12,683	Article on header performance + or - Interesting article I read at http://www.chevyhiperformance.com/ed....jsp?id=49178& viewtype=text __________________ 1970 Blazer with a 400 sbc and 4" lift 1980 Pontiac Trans Am, 455 Oldsmobile 2012 Kawasaki Concours 14

10-02-2002, 07:53 PM	#2
slam33 Registered User Join Date: Aug 2001 Location: Long Beach, Ca Posts: 1,432	Good artical but you notice they ran the 1 5/8 tubes and not the larger 1 3/4's . Those numbers were possible becuse of the tube size. If they had run the bigger tubes, there numbers would be a little less and the torque would come in at a higher RPM. Not a good thing for a street truck. __________________ 71 LWB 350/350still working on it but it's going tp be sweet. www.geocities.com/stevemau/slam33page.html " TARGET=_blank>http://www.geocities.com/stevemau/slam33page.html?1004806705410 </A>



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