COBRA 4-1/2" Neighbor Haters® Series Mufflers - Black 6290RB Spring Conversion Kit Installs easily with stock crankcase

Installs easily with stock crankcase and Ignition/clutch cover bolts

Includes billet aluminum pressure plate and heavy-duty spring

Greatly increases clutch capacity

Designed to fit all 60-100cc modelsProtection on both sides of the front brake and clutch lever

5" full length heatshields which wrap 222° around 1

COBRA 4-1/2" Neighbor Haters® Series Mufflers - Black 6290RB Spring Conversion Kit Installs easily with stock crankcaseThe core design produces good power on the stock head pipes, but should be able to create even more when the rider decides to build more power with either a larger engine or standard industry hop up parts Provides enhanced sound and improved tunability for performance gains 50 State legal (declared manufacture replacement part) Made in the U. S. A.