HPI Racing nano-TTR 1989 BMW M3 E30 Ravaglia - RedNano TTR! Small but Mighty! The nano TTR family grows! Were thrilled to reveal that alongside the classic line, were launching a brand new variant of the nano TTR, styled after the BMW M3 Ravaglia classic. Available in the launch colours Misano Red and Nogaro Silver. As with our previous model, the 1: 64 scale Ford Mustang RTR X, the new M3 Ravaglia nano TTR is built on the same finely tuned chassis and will deliver the same high level feel of