1/20 scale. The kit comes from the Original tooling. This was the first all plastic Kit created by Monogram in the early 1950's. It builds into a fantastic model. All 32 parts are molded in baby blue. Comes with a piece of clear acetate for the windscreen driver figure and detailed Offenhauser engine. Atlantis Models did completely update the decal sheet with more numbers and sponsors of the era. Skill level 2.