Yost Main Jet Pack for Keihin CV Carburetors 7OM the Castor WB is your

the Castor WB is your match

Will respond well when used with slip-on mufflers or full exhaust system and a high-flow air cleaner

88 800 VT Shadow

Note: Image shows a 280 series tire on a widened rim

Choose diameter and model

Yost Main Jet Pack for Keihin CV Carburetors 7OM the Castor WB is yourYost Main Jet Pack for Keihin CV Carburetors Tuning your carb just got way easier. These Yost main jet packs give you a handy assortment of five jets, perfect for dialing in your Keihin CV carburetor and getting your bike running just right. Features: Includes one main jet of each size listed 3 available ranges of jet sizes Designed for Keihin CV carburetors Fits: 19882006 XL Sportster 19901999 Evolution Big Twin 19992006 Twin Cam