That Gladiator is another crate that has a carb, negative G's will starve that rascal and your suddenly left with the wonderful sound of silence...which REALLY sucks when it happens in the middle of a brawl!
On the I16, You might try switching off the engine, and then switch it on, see if that helps any.
When I flare-out an engine on my Me262, I have to shut off the ignition, then go through the restart sequence to get 'er re-lit.