Hope it comes not to a big bang.
I will do my very best to.
Stop train device in both rear frame rails keep, besides, to the measure shown in the drawing of 5 mm. Tear four fastening holes.
Bore four holes 10.5 mm by frame rail and prop fuel tank.
Drill out bored holes in the frame rail only below on 18.0 mm.
Use four fixing bolts from above.
Distance shells from below start and screw on train device with four nuts.
Pull nuts on 10 nm.