/Adrian,
there are stabilisers you can add to the fuel like sta bil.
Not sure if that would help. I have used it on my garden tools after $5 eat the fuel lines on my hedge trimmer & the fuel tank on my mower.
http://sta-bil.co.uk/shop/

Oh & welcome.


JohnV6
2022 CX Plus Four
2025 Renault Scenic Alpine etech "Yvette"