Scamp chassis (Moke like) ??

Down in Hastings

https://www.ebay.co.uk/itm/132534735638?ul_noapp=true

There have been some half-a-dozen Scamps with Moke / Jimini style bonnets, some better than others:


In this case the mods seem to have been properly engineered - except that the engine evidently isn't meant to be lifted out (unless it's from a bike).  No great problem, lifting the body off the subframe assembly was a job I always reckoned comparable in time and effort.