Mercury 1021-7699 1021-7698 Cylinder Block Head Spark Plug Cover 80hp Mariner Hinges This has a Coarse Metric

This has a Coarse Metric thread Drain Screw Thread

Item Details MerCruiser Mallory Distributor 91823A3

There was only 2 types of these tubes (Inline engines type (11")  & V-engines type non power steering)

Overall good condition (we take a really close look at these)

OMC 986889 / 0986889 Oil Drain Tube

Mercury 1021-7699 1021-7698 Cylinder Block Head Spark Plug Cover 80hp Mariner Hinges This has a Coarse MetricPart Number(s) Included Mercury Mariner 1021 7699 Cylinder Block Cover (stamped 1021 7698) Serial Number 5582562 6030903 (Mercury 80hp 4cyl) Serial Number 5763341 6076351 (Mariner 80hp 4cyl) General Application Compatibility Removed from a 1981 Mercury Mariner 80hp "800" 4cyl Outboard (Serial Number 5894097) Found on 1980 1982ish "800" 80hp 4cyl Models specifically: Serial Number 5582562 6030903 (Mercury 80hp 4cyl) Serial Number 5763341 6076351