☆SS0411 ☆Product Description Designed a unique V8 combustion engine Experience the mechanism of a real engine Learn about the STEM 4-stroke cycle Understand a real classic engine step by step Get ready for the Vroom Vroom sound Build over 270 mechanical parts Let's design your own V8 combustion engine. Learn about the STEM 4-stroke cycle engine. Build over 270 mechanical parts. ☆Condition of the product New/Unused, but since it is a stored item, there may be some minor stains. ☆Please note that the item will be shipped in simple packaging. ↓↓Many other items are also on sale↓↓ #OtakaraGETOsakaToys ☆Product photos are taken to match the actual colors as closely as possible, but the color may differ from the actual product depending on your monitor settings and room lighting. ☆We do not support exclusive listings. ☆If there are any defects other than those described in the delivered product, please contact us via transaction message within 3 days of product arrival and "before receiving evaluation". We cannot accept returns or refunds "after receiving evaluation" for any reason, based on Mercari's regulations, so please understand. ☆We will not respond to price negotiations in the comment section, including comments or the use of standard phrases provided by Mercari. If you wish to lower the price, please use Mercari's price reduction request function (desired price registration function). ☆Please note that the item will be shipped in simple packaging. ※Depending on the product, we may ship it in ultra-simple packaging, such as wrapping the original box with stretch film and then attaching the shipping label. ☆In principle, cancellations due to the buyer's circumstances are not allowed. The contents are all that are in the photos. Please check the photos and product description carefully before purchasing. ☆Please refrain from purchasing if you are a nervous customer, are concerned about minor details, or expect the feel of a new product. ☆We have described as much as possible, but there may be damage, missing parts, modifications, etc. due to oversights not mentioned. Please purchase only if you understand.