Forums » K Series » Engine swap - emissions » Re: Engine swap - emissions Viewing 1 to 1 (1 Total) Re: Engine swap - emissions stevec Total Posts: 104 Joined: May 13, 2012 This only applies to the historic vehicle tax status. If your car is already registered it will not lose its reg for a q plate. Tags: Posted on January 21, 2018 at 9:02 PM Reply Your post has been saved and will be published after approval by the forum moderator. - Enter a Subject - Enter a Message Subject Message Please type the letters and numbers shown in the image. Click the image to see another captcha.