Mercury 78277A1 73436 Exhaust Manifold Cover Baffle Plate 75hp 80hp 85hp Camshaft I think the content of

I think the content of their message describes it the best:

no major cracking

The Part Number of Pilot Shaft  303853

Measures around 14' / 14FT / 14 Feet

2 Big pins

Mercury 78277A1 73436 Exhaust Manifold Cover Baffle Plate 75hp 80hp 85hp Camshaft I think the content ofPart Number(s) Included Mercury 78277A1 Exhaust Manifold Cover Stamped 78276 Mercury 73436 Baffle Plate Stamped 73435 General Application Compatibility Removed from a 1981 Mercury Mariner 80hp "800" 4cyl Outboard (Serial Number 5894097) Found on 1976 1977 "850" 85hp 4cyl Models Found on 1978 1983 "800" 80hp 4cyl Models Found on 1984 1988 "750" 75hp 4cyl Models Other Details Freshwater Used Parts Purchase with confidence!