{"product_id":"r-5-aircraft-engine","title":"R-5 Aircraft Engine","description":"\u003ch2 dir=\"ltr\"\u003e\u003cspan\u003eR-5 Aircraft Engine\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eModeling joy. Feel the heartbeat of early aviation.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHave you ever watched an engine running and wondered what exactly is happening inside — how the pistons move, how the valves open and close, how all those separate parts work together as one machine? \u003c\/span\u003e\u003cspan\u003e\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003eThe R-5 Aircraft Engine was created to make those mechanics visible.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/2164\/0247\/files\/R-5_Aircraft_Engine_-_infografics-2500x25002.png?v=1785307967\" alt=\"\"\u003e\u003c\/span\u003e\u003cspan\u003eDeveloped by the Kinner Airplane \u0026amp; Motor Corporation in the United States and certified in 1935, this five-cylinder radial engine powered trainer aircraft throughout the 1930s and World War II. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eReliable, air-cooled, and instantly recognizable by its star-shaped layout, it helped prepare a generation of military and civilian pilots before they took the controls of larger, more powerful aircraft, earning its place as one of the mechanical heartbeats of early aviation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/2164\/0247\/files\/R-5_Aircraft_Engine_-_infografics-2500x25005.png?v=1785307968\" alt=\"\"\u003e\u003c\/span\u003e\u003cspan\u003eConnect the USB-C cable, switch the model on, and that unmistakable rhythm comes to life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eFive pistons move through the correct firing sequence — 1-3-5-2-4 — while the valvetrain opens and closes in perfect synchronization above them. The propeller rotates smoothly as the entire mechanism settles into the steady rhythm radial engines are known for, bringing the spirit of early flight to your workbench.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/2164\/0247\/files\/R-5_Aircraft_Engine_-_infografics-2500x25006.png?v=1785307968\" alt=\"\"\u003e\u003c\/span\u003e\u003cspan\u003eEvery element is visible and exposed by design: metal pushrods, compression springs, gear-driven valve timing, and a crankshaft that ties it all together — assembled by you, running in front of you, explained by nothing except the mechanics themselves.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe milled propeller also features a built-in safety release mechanism that disengages if it encounters resistance. It's a thoughtful detail that helps protect both the model and curious little hands, paws, or anything else that might wander a little too close while the engine is running.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/2164\/0247\/files\/R-5_Aircraft_Engine_-_infografics-2500x25007.png?v=1785307968\" alt=\"\"\u003e\u003c\/span\u003e\u003cstrong\u003eR-5 Aircraft Engine features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eCorrect 5-cylinder firing order: 1-3-5-2-4\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eFully synchronized valvetrain with metal pushrods and compression springs\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eMilled propeller with safety release mechanism\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eElectric motor powered via USB-C\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eOn\/Off switch integrated into the base\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eControl board built into the stand\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eUgears DIY model features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eIllustration of key concepts in mechanics, motion, and engineering design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eA unique blend of education and entertainment through hands-on assembly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eCombines wood, metal, and electronic components\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eAssembles without glue or special tools\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eStep-by-step instructions in 11 languages\u003c\/span\u003e\u003c\/li\u003e\n\u003cli dir=\"ltr\" role=\"presentation\"\u003e\u003cspan\u003eFree spare parts on request\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"UGEARS","offers":[{"title":"Default Title","offer_id":42320194306103,"sku":"70283","price":2100.0,"currency_code":"CZK","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/2164\/0247\/files\/R-5AircraftEngine1x1.jpg?v=1784028060","url":"https:\/\/ugearsmodels.com\/products\/r-5-aircraft-engine","provider":"UGEARS","version":"1.0","type":"link"}