Originally Posted by Gearhead forever
can anyone tell me what the physical exhaust port sizes and spacing is on a SBC Vortec head? I'm looking at used headers and would like to confirm they are for a GM. The primarys look pretty oval to me. I dont have any access to measuring myself at the moment
This is from my journal, it is assembled for over a year no problems.
906 vortec heads and 9006 summit $100 headers. Great fit and rockstar performance.