Ford 429-460 SVO Big Block Exhaust Header Flange - Oval Port for 2 in Pipe - DXF File for CNC Cutting

Exhaust header flange for Ford 429 and 460 Big Block engines with SVO race heads, as a DXF file. Digital download only. SVO heads were made for racing, and their exhaust ports don't match the stock 385 series flange. I drew this flange specifically for the SVO port layout, so you can build headers that bolt up properly. Port: oval opening for 50.8 mm (2 in) primary tubes. You squeeze the round 2 in tube slightly oval and weld it to the flange. Layout: one piece covering 4 exhaust ports. Cut two…

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