Help! What model do I have here!

[Scrubcadet10]

Tecumseh: https://weingartz.com/tecumseh-power-company-model-number-lookup/4539
Briggs and Stratton: https://www.briggsandstratton.com/na/en_us/support/need-help/push-mower-engines.html

 

[freightwrench]

Thank you! I would have never thought to look under there!