Need help jetting

DrywallDoc

Member
Sep 29, 2015
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I have a stock blaster with a duncan exhaust and silencer. What should i jet to? I also have a pro circuit silencer laying around that i might use instead, the fat boy sounds like a loud weedeater.
 
I have a stock blaster with a duncan exhaust and silencer. What should i jet to? I also have a pro circuit silencer laying around that i might use instead, the fat boy sounds like a loud weedeater.

Duncan exhaust? Can we see some pics? Never heard of that pipe for a blaster