NEW Reproduction Brass Carburetor Intake Check Valve for Briggs & Stratton Model FH Gas Engine. Part Number 67109 . NOTE: Fits Adjustable Brass Carburetors (65949) Only. 2 1/16 inches overall length. Has 5/16 - 28 Threads. Last Picture shows Check Valve installed on Carburetor. Carburetor NOT included in sale.