BOYESEN MOTORCYCLE POWER REED (6110) -D close to stock dB levels

close to stock dB levels in the mid and high RPMs and does not require a fuel programmer

The fused layers of open-pore foam and fine inner foam trap even the smallest particles - without restricting airflow

A long service life and improved efficiency result from premium brushes and bushings

SPX SPEEDO DRIVE INSERT

Well good news

BOYESEN MOTORCYCLE POWER REED (6110) -D close to stock dB levelsBOYESEN MOTORCYCLE POWER REED Boyesens patented dual stage design incorporates a specially shaped top reed and a ported bottom reed. The top reed is lightweight and resilient for crisp throttle response at partial throttle or low RPMs. The stiffer, bottom reed is ported to provide maximum flow and horsepower at higher RPMs. More valves equals more power More Air Flow. The dual stage design allows you to replace your stock reed stop with a Rev Plate