Barr Marine Mercruiser Exhaust Manifold. Fits Mercruiser model 140 marine engines from 1968-1982 serial number 3332138 and up. A Direct replacement Mercruiser 4 cylinder exhaust manifold. Comes with gaskets and mounting hardware.
Osco Part Number 6705
Mercruiser Number 52390A1 and 96705A1
***Make sure you purchase the right manifold for your engine because I will not be accepting any return***