2 Cylinder - V-twin engines from Harley Davidson Motorcycles

4 Cylinder - Honda's B16 or B18 powerplants when VTEC has engaged.

6 Cylinder - BMW's Straight Six engines

8 Cylinder - Big American V8's on wild cams (barakatak barakatak barakatak when idling) hehehe

10 Cylinder - V10 engines from F1 cars

12 Cylinder - Ferrari 550 (tunog big bike)