Toro time cutter SS5000 gas in oil

[GasSniffer]

@bertsmobile1
I am beginning to think along those line.
@Billjean46
I have linked to a PDF of the service manual. You can copy or download it.

https://www.tractorforum.com/attachments/loncin-v-twin-pdf.70838/

Awesome! Do you know what year this motor is? It looks really similar to mine which is a 2021 Kohler (22hp). I have a 34" Toro Timecutter.