DRAG SPECIALTIES Cover Bolt - Chrome 352108 SP-2 V2 Gloves but will require vent hoses

but will require vent hoses and clamps

Engineered to provide 30% more power than stock system at idle

Impact- and vibration-resistant upgrade accessory for use in Alpinestars jackets and suits Polymer chest plate backed with Bio-Foam to provide extra protection to the chest from vibration and impacts

Dyno charts (scroll through images) shown for Husqvarna 501

Adjust your carb for better off-idle acceleration with just your fingers

DRAG SPECIALTIES Cover Bolt - Chrome 352108 SP-2 V2 Gloves but will require vent hosesWell designed pieces to cover the raw OEM bolt heads on Harley Davidson model engines, transmissions, Primaries, and more Easy to install with included detailed installation instructions Kits include motor, transmission, primary, and select chassis bolt covers