Spitfire Oddities for FDM Printers

Some odd early-mark Spitfires, tailored for the FDM printer.
The Spitfire Mk VA was developed as a stopgap fighter in early 1941. The aircraft was simply a Spitfire Mk IA with a Rolls Merlin 45 engine in place of the Merlin III V-12. Around 94 late-production Spitfire IAs had been fitted with the new engine in the factory, with another 83 IAs and 52 IIAs modified as such for a total of 229 aircraft.

Spitfire Mk III prototype N3297 started life as a mid-production IA. Halfway down the production line, she was fitted with a Rolls Merlin 20 engine. The new powerplant also resulted in a larger radiator and a new oil cooler. A cut-down set of wings was also fitted, as well as a retractable tailwheel. Trials with this setup proved quite a disappointment, with some criticizing the longer landing run caused by the clipped wings. The Merlin 20 engine was also expensive and demanding to maintain. By May 1941, N3297 traded her original wings for a set of full-span wings. She was then given to S