I should add that I meant modern co2 pistols.

Old collectables eg Crosman from the 60s can be sorted by chaps with the Great British Shed engineering know how.
Which sadly passes some of us by and is harder to find these days.

My mates Dad used to build sit on steam engines from scratch in his garage in the 60s.
As you do!

Lawrie and Baz on here do great work and I’m sure there are others.

I guess it’s the same with modern cars.
See coil packs and other brilliant ideas.