I made a scenario where the top 2 in terms of EC go into a runoff.
Edit: I messed up 1984's because I assumed that Ford was running for re-election. I have edited it accordingly.
PV:
Nixon: 51.6% (Endorsement: Conservative)
Humphrey: 48.4% (Endorsement: Progressive)
1976: No change
PV:
Carter: 51.05% (Endorsement: None)
Ford: 48.95% (Endorsement: None)
1980:
1980:
PV:
Ford: 48.9% (Endorsement: Democrat)
Reagan: 51.1% (Endorsement: None)1984:
PV:
Dole: 55.4% (Endorsement: Democrat)
Robertson: 44.6% (Endorsement: None)
1988:
PV:
Clinton: 51.35% (Endorsement: None)
Dole: 47.65% (Endorsement: Conservative)
1992:
PV:
Clinton: 53.85% (Endorsement: Republican)
Cuomo: 45.15% (Endorsement: None)
1996:
PV:
Bradley: 49.75% (Endorsement: Democrat)
Lamar: 50.25% (Endorsement: None)2000:
PV:
Bradley: 50.9% (Endorsement: Democrat)
John McCain: 49.1% (Endorsement: None)
2004:
PV:
Clark: 51.9% (Endorsement: None)
Giuliani: 48.1% (Endorsement: None)
2008:
PV:
Clark: 57.1% (Endorsement: None)
Romney: 42.9% (Endorsement: None)
2012:
PV:
Obama: 53.95% (Endorsement: Progressive)
Ryan: 46.05% (Endorsement: Conservative)
2016:
PV:
Obama: 55.3% (Endorsement: None)
Haley: 44.7% (Endorsement: Conservative)
2020:
PV:
Kasich: 51.9% (Endorsement: Democrat)
Trump: 47.1% (Endorsement: None)
2024:
PV:
Whitmer: 52.35% (Endorsement: Progressive)
Kasich: 47.65% (Endorsement: None)