{"product_id":"o-s-70sz-h-ringed-osmg1972","title":"O.S. 70SZ-H Ringed OSMG1972","description":"\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003eO.S. 70SZ-H Ringed OSMG1972\u003c\/font\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003eThis is the .70 SZ-H Ring Engine from O.S. designed with the FAI F3C Pilot in mind.\u003c\/font\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003e\u003cimg border=\"0\" src=\"\/lib\/trendtimes\/arrowbullet.gif\"\u003e\u003c\/font\u003e\u003cfont color=\"#0000c6\" size=\"2\"\u003e Features\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: #e2e2e2\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eO.S. 70SZ-H Ringed OSMG1972\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eRinged for long life. 3-needle carb for ultimate tuning precision. (Settings are covered on pages 14 \u0026amp; 15 of the manual)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eHigh Speed: 2 turns OUT Medium Speed: 1 tunn OUT Idle Mixture: Refer to picture on page 14\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eTwo extra mounting lugs on front allow modelers to mount engine securely in helis. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDesigned with the FAI F3C competitor in mind, allowing 3D pilots an edge over the standard .60 size engine. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eThrottle assembly reference marks make it easy to note and restore finely tuned settings after maintenance. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eFront and rear ball bearing-supported crankshaft reduces friction and wear. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eLarge heli cylinder head offers generous cooling fin area, with increased webbing on crankcase front for heat dissipation. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eInstalls in the same space as a .61 engine.\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003e\u003cimg border=\"0\" src=\"\/lib\/trendtimes\/arrowbullet.gif\"\u003e \u003c\/font\u003e\u003cfont color=\"#0000c6\" size=\"2\"\u003eSpecifications\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: #e2e2e2\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDisplacement: 11.50cc (.702cu in)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eBore: 25.8mm (1.016in) Stroke: 22.0mm (.866\")\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003ePower Output: 2.5HP at 16,000 RPM Weight: 553.5g (19.5oz)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003ePractical RPM Range: 2,000 - 18,000 RPM\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eCrankshaft Thread Size: 5\/16-24\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eLength: 81.3mm Backplate to the front of the crankcase\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eWidth: 42.6mm width of engine neglecting the mounting flanges\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e25mm distance between mounting hole centers\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e60mm Distance from rear mount to front mount centers\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e52mm Side to side centers of rear mounting holes\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e42mm Side to side centers of foremost mounting holes\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e42mm distance between mounting holes for exhaust\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont size=\"1\"\u003e\u003cimg border=\"0\" src=\"\/lib\/trendtimes\/arrowbullet.gif\"\u003e \u003c\/font\u003e\u003cfont color=\"#0000c6\" size=\"2\"\u003ePackage Contents\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: #e2e2e2\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eO.S. 70SZ-H Ringed OSMG1972\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e#8 OS Glow Plug and Decals\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont size=\"1\"\u003e\u003cimg border=\"0\" src=\"\/lib\/trendtimes\/arrowbullet.gif\"\u003e \u003c\/font\u003e\u003cfont color=\"#0000c6\" size=\"2\"\u003eRequirements\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: #e2e2e2\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eMuffler \u0026amp; Fuel\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont size=\"1\"\u003e\u003cimg border=\"0\" src=\"\/lib\/trendtimes\/arrowbullet.gif\"\u003e \u003c\/font\u003e\u003cfont color=\"#0000c6\" size=\"2\"\u003eComments\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: #e2e2e2\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eEngine is shipped with the carb lightly fitted. Be sure to tighten prior to use.\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eThis engine will fit in most .60 size helicopters, and should work well without the need for gear changes. \u003c\/font\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Trend Times Toys \u0026 Hobbies","offers":[{"title":"Default Title","offer_id":43579655487545,"sku":"17000","price":404.96,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/o-s-70sz-h-ringed-osmg1972-33.jpg?v=1720892949","url":"https:\/\/www.trendtimes.com\/products\/o-s-70sz-h-ringed-osmg1972","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}