RE: la racer
A bunch of guys in our club have the LA Racer. They are cheap and surprisingly fast. Most are running OS 46 AX engines and I think an APC 10X6 sport prop. Well over 100 MPH. As with any cheap ARF, add some thin CA to joints and gaps to the inside of the fire wall, wing mount hangers, wheel mounts or any other place that looks shy of glue. It's a lot of fun to watch several planes running tight and wing to wing and sometimes touching[X(]