Some kind of large Motorcycle Engine, most likely. I'd say by the way it sounded, it was more than likely a Japanese Motor.

It was a Suzuki gsxr 600

@@andruenolen461 Thanks for that mate!! 🍺

@@frenzalrhomb6919 yes sir that's a 12 year old me haha

@@andruenolen461 Have a 🍺 anyway, it won't kill you to have the one, just don't tell ya' Mother that's all.