08-06-2020, 01:55 AM
I presume the definiton of exhaust port does not include the small net area immediately below the valve head.
The silencer may not be constructed in accord with the rules.
Is sound outside the car the problem? The rigid mounting throughout transmits a lot of noise into the bodywork. non purists may substitute various flexible mounts.
If really curious, many servicemen now have inexpensive endoscope type gadgets
Altering silencrs can significantly alter mixture.
The silencer may not be constructed in accord with the rules.
Is sound outside the car the problem? The rigid mounting throughout transmits a lot of noise into the bodywork. non purists may substitute various flexible mounts.
If really curious, many servicemen now have inexpensive endoscope type gadgets
Altering silencrs can significantly alter mixture.