Ford 4.0L V6 Header Flange. 3/8" Thick SS.Ports for 1-5/8" Primaries. Firebird The 3rd/4th Generation F-Body Viking

The 3rd/4th Generation F-Body Viking Crusader Rear Kit includes the following:

By designing these boxes in this way

S550 Mustang Rear Toe Arms (RTA) increase stability and response by eliminating bushing deflection while providing an increased range of rear toe adjustment

CrusaderTM rebound valving range may be

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Ford 4.0L V6 Header Flange. 3/8" Thick SS.Ports for 1-5/8" Primaries. Firebird The 3rd/4th Generation F-Body VikingKooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud