Quote:
Originally Posted by BW2309
The main reason they make that noise too is due to having exhaust manifolds of un-equal length. This causes vortex in the system and that warble. Case of form over function!!! Not the best for efficiency but they are loud n that's what "people" want.
Rammle.
Simples.
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and an exhaust tailpipe which resembles the average sized dustbin!