Exhaust Manifold T Drain Fitting for Mercruiser, Replaces 22-863786A1

Exhaust Manifold "T " Drain Fitting for Mercruiser V6 & V8

Used on MerCruiser V-6 and V-8 (305, 350 and 377 CID) engines with water drain systems

Replaces Mercruiser 22-863786A1