{"product_id":"twin-cylinder-hot-air-engine-stock-code-4179","title":"Twin cylinder hot air engine","description":"\u003cdiv\u003e    \u003cbr\u003e    An interesting scratch-built twin cylinder hot air engine, the power cylinders    working transversely in boxer configuration, driving an auxiliary shaft by    bevel and skew gearing which in turn operates the displacer pistons via    overhung cranks with ballrace big ends.  \u003c\/div\u003e  \u003cdiv\u003e      \u003c\/div\u003e  \u003cdiv\u003e    The crankshaft turns freely, however the displacer pistons are tight and    require adjustment to the skew gearing to engage with the main crank.  \u003c\/div\u003e  \u003cdiv\u003e      \u003c\/div\u003e  \u003cdiv\u003e    Length 13 inches including base  \u003c\/div\u003e  \u003cdiv\u003e    Flywheel 3 1\/2 inch diameter    \u003cp align=\"center\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Station Road Steam","offers":[{"title":"Default Title","offer_id":54019252126037,"sku":"4179","price":150.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1023\/0094\/2677\/files\/4179-1.webp?v=1779903330","url":"https:\/\/stationroadsteam.com\/products\/twin-cylinder-hot-air-engine-stock-code-4179","provider":"Station Road Steam","version":"1.0","type":"link"}