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Ford Powertrain Applications

 

 

 

 

 

 

These are our new Boss 429 Tri-Y's. Tuned to the firing order, 1 7/8" primary, 2 1/4" secondary and MAX ground clearance 3" ball and socket collectors. At last a header for a Boss 429 OE Mustang or conversion project. Flanges for stock Boss 429 or new Kaase head release.  Production begins in April 2010.