Page 33 of Hooker Headers Exhaust Systems & Accessories by Holley Performance Products, Inc.

street force headers truck force headers competition headers super competition adjustable race headers hooker adjustable race headers allow you to change your header primary tube lengths collector lengths and diameters and collector types classic 4 into 1 merged and split-flow by altering the relationship between the primary length and collector diameter and length it is possible to increase or decrease the torque and horsepower output at any specific r.p.m level for a slick track the header primaries or collectors can be shortened to decrease the low end torque for better traction larger diameter collectors will also reduce low end torque on a good track with lots of bite extending the primaries or collectors will pick up bottom end power for a harder launch and awesome e.t s smaller collector diameters will also increase low end torque hooker adjustable headers have taken more pro stock drivers to the championship than any other brand ss stainless headers super competition headers race headers competition super comp exhaust kits diesel exhaust systems mufflers catback systems exhaust tips components accessories header collector gaskets #2404-1hkr photo gallery footnotes part to page index tech line 270-781-9741 footnotes can be found on pages 68 69 warranty 33

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