Prism Supply Bristol Breather - CV Tumbled Battery Boxes but it's not required if

but it's not required if you choose to allow your ThunderMax to "learn" the correct settings your specific motorcycle wants after choosing the correct base map Hundreds of maps available for various models

the fix might have meant purchasing a pricey new check valve and fuel line

and rectifiers

The perch is made to accept Harley ring-style clutch cables found on Sportsters and Big Twins

Prism Supply Bristol Breather - CV Tumbled Battery Boxes but it's not required ifPrism Supply Bristol breather for Keihin CV (Polished) If youre trying to keep your bike slim and looking clean, the Bristol Breather is for you. No more big clunky air cleaners on your carbkeep it simple with this bird catcher for your CV carburetor. The Bristol is made of aluminum and features a stainless steel mesh screen that flows a ton of air. Proudly made in Charlotte, North Carolina.