YouTube CSX2345
Gives you open exhaust and unrestored car sounds
Remember if you have Webers you can get the sound. Webers allow air volume and louder note.
With carb and air cleaner will be hard to duplicate.
My car at idle with mufflers
https://youtu.be/2KQcY1XyRKU
My car with little rpm louder than most
https://youtu.be/ZCFcKwXkxJI
CSX2345 larger pipes than I have deeper. Plus bigger compression
https://youtu.be/4mofcJtxh9Y
https://youtu.be/pHAosllX9rk
https://youtu.be/xUHMFSMjfXQ
ERA FIA first with Weber second carb I believe
https://youtu.be/yZDAqiW5OEI
https://youtu.be/BSHW0ctXr40
My favorite 2487
https://youtu.be/JcJX3yn-eTU
Enjoy TURN UP VOLUME!