In this video I do a conversion of the factory vacuum fuel pump to an electric fuel pump. Your lawnmower may be different than the one in the video, but the principal is the same. I go through the fuel line routing and wiring of the pump.
Here's some items used in the video:
Fuel Pump: (the one used in the video)
https://amzn.to/3Ei9rmR
Fuel Pump 2-3.5 PSI still available as of 4/23/23:
https://amzn.to/43Vw1OU
Rubber cushioned clamps:
https://amzn.to/3AbKJlL
1/4" Fuel Line:
https://amzn.to/3lme7Q1
Electrical Connectors:
https://amzn.to/3hxBoxe
Inline Fuse Holder:
https://amzn.to/3zmkW9j
Heavy Duty Switch:
https://amzn.to/3zcqumC
Vacuum Caps:
https://amzn.to/3tFVFpa