Alpine A521 No.14 Bahrain GP 2021 1:43 scale Spark Resin Model This Alpine A521 (No.14 Bahrain GP 2021 driven by Fernando Alonso) resin model is blue. It is made by Spark & is 1:43 scale (approx. 12.5cm / 4.9in long). This model also comes in its own display case to keep it in perfect dust free condition.