Ah well when you take the up the rev range and then leave it to fall naturally the SSQV is making more noise than usual and it sounds like a whistle/whine - I couldn't think of another name for it!
Ah well when you take the up the rev range and then leave it to fall naturally the SSQV is making more noise than usual and it sounds like a whistle/whine - I couldn't think of another name for it!