Ford Mustang 351 Swap 1-5/8 Shorty Exhaust Headers Titanium Ceramic 79-93 PART #1511 FEATURES: Allows 351W Based Engine Swap with Factory Style Exhaust 1-5/8" CNC Mandrel Bent Primaries for Maximum Flow Gaskets and Hardware Included Titanium Ceramic Finish Made in USA VEHICLE FITMENT: 1979-1993 Mustang Fox Body with 351 Windsor Based Engine Swap Put a Windsor Engine in Your Fox These high performance BBK 351 swap Shorty headers have been designed specifically for any Mustang enthusiast who wishes to swap out the smaller 302 block for a larger 351 block based engine and will then allow you to use a factory 5.0/302 H pipe or aftermarket H or X pipe. Top Quality Construction BBK shorty headers are made from 1-5/8" CNC-machined mandrel bent tubing with 3/8" thick die-stamped flanges. This design creates unrestricted airflow for maximum horsepower gains. These headers are pressure tested to ensure leak free performance. Installation All required gaskets and hardware included. BBK 351 swap shorty headers work with all factory cylinder heads and any aftermarket heads with stock location exhaust ports. Emissions Information This part is C.A.R.B Approved. EO Number Is D-245-16 It is Legal For use on the following applications in ALL 50 States: 1986-1993 Ford Mustang 351W Swap applications