According to their website, this is an insurance to the fully built race motor. My question is simple: do we really need this damper? As my target max RPM is only 9000rpm. Is stock OEM damper cannot sustain...
WTS:Any want looking for standard exhaust for savanna sa22c.the piping front engine until behind .use for 12a engine.the condition is good. sound is very nice.the owner change to turbo engine and she want to sale the...