Manifold U-Ring. Fits Stock CV & 42mm Mikuni Carburettor to Heads.

Features & Benefits:-

* A special 42mm U'Ring manifold seal that allows the installation of the OEM CV or 42mm Mikuni carburettor when using S&S heads.

* Fits Twin Cam & Evolution engines with S&S Heads.

* Requires S&S CV "style" Manifold & S&S style manifold seals.

* Sold Each.

Tech Tips:-

* Will NOT Replace OEM # 27002-89

Proudly Made in the USA by S&S Cycle !