Yamaha XV1000 Virago test run after intake/exhaust conversion

Mikuni BSR37 carbs (off a XVS1100), idle jet bumped up to 20, needle raised with 0.5mm thick M3 washer - setting confirmed with ColorTune plug
HD Shovelhead 7" dog dish air cleaner w. custom duct
(viragohelp.com, look for "virago intake manifesto" for info)
Black Widow headers (you can use any cheap 1 3/4" dia. drag pipes for headers)
HD XL1200 stock mufflers w. cat. (10mm holes drilled in the center plug)
TEC KP03 ignition coils for stronger spark.