sounds like your battery is flat mate ?
and the engine should run for a few secs with a drop of fuel down the throttlebody, if there is no fuel getting in
i use these brushless motors for my grinders that i use daily, rated at 3nm and over 3hp, and they draw 120amps at full chat
https://www.ebay.co.uk/itm/154524759964?_trksid=p2485497.m4902.l9144