Pirate Mfg Hot Rod Chrome Aluminum 90 Degree Intake Vacuum Fitting 3/8" NPT & Hose Hot Rod Chrome Aluminum 90 Degree Intake Vacuum Fitting Made from aluminum then polished and triple chrome plated Fits all 3/8" NPT Intake manifolds, 3/8" Hose Barb This fitting is behind the carburetor generally used to feed vacuum to the brake booster Measures 1-3/4" tall from bottom of threads to top of fitting