{"product_id":"o-s-21xz-m-3-5cc-inboard-marine-13951","title":"O.S. .21XZ-M 3.5cc Inboard Marine 13951","description":"\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003eO.S. .21XZ-M 3.5cc Inboard Marine 13951\u003c\/font\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003eThis is the O.S. 21XZ-M 3.5cc Inboard Marine Engine.\u003c\/font\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003e****** Because of the competition nature of this engine,******\u003c\/font\u003e\u003c\/p\u003e\n\u003cp align=\"left\"\u003e\u003cfont size=\"1\"\u003e******it is NOT covered by the O.S. 2 Year Warranty.******\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: rgb(226,226,226)\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eO.S. .21XZ-M 3.5cc Inboard Marine 13951\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDesigned expressly for 21 class boat racing\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e21D big bore carburetor allows use of high nitro fuel\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eBlue anodized water cooled head\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: rgb(226,226,226)\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDisplacement: .21 cu in (3.5cc)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eBore: 0.640\" (16.27mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eStroke: 0.661\" (16.8mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003ePractical RPM: 4,000 - 45,000\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003ePower Output: 2.75 hp (33,000RPM)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eCrankshaft Size: 1\/4-28\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eCarburetor Settings:\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e  Needle Valve; 1.5 turns from fully closed\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003e  Mixture Control Valve: Turn clockwise 10� to lean mixture or counterclockwise to richen mixture, adjust in steps of no more than 45-90�\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDistance between mounting hole centers same side: 0.83\" (21mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDistance between mounting hole centers opposite side: 1.4\" (37mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDistance\/mounting tab to center of exhaust: 1.1\" (28.5mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDistance\/mounting tab to center of cooling inlet: 2.2\" (55.6mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eDistance from exhaust center to mounting flange bottom: 1.1\" (28.5mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eWidth not including mounting flanges: 1.2\" (31.6mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eWidth including mounting flanges: 1.8\" (45mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eHeight bottom of crankcase to top of intake:\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eHeight bottom of mounting flanges to top of intake: 2.6\" (66.1mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eLength from backplate to end of crankshaft: 3.4\" (86.5mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eLength from backplate to front bearing: 2.5\" (64.5mm)\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eLength from crankcase center to front bearing: 1.7\" (44mm)\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\"\u003eContents\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: rgb(226,226,226)\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eO.S. 21XZ-M 3.5cc Marine Engine with 0.2mm Head Gasket, Silicone Exhaust Seal, RP7 Turbo Glow Plug, two Dust Caps and Instructions\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\"\u003eRequirements\u003c\/font\u003e\u003c\/p\u003e\n\u003cul style=\"COLOR: rgb(226,226,226)\" type=\"square\"\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eGlow Fuel: Boat blend with 10-30% nitromethane content, use 20% for break-in\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eExhaust system depending on boat\u003c\/font\u003e \u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp style=\"MARGIN-TOP: 0pt; MARGIN-BOTTOM: 0pt\" align=\"left\"\u003e\u003cfont color=\"#000000\" size=\"1\"\u003eGlow plug igniter\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":43579639791673,"sku":"139510","price":580.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/3358\/9049\/files\/o-s-21xz-m-3-5cc-inboard-marine-13951-35.jpg?v=1720892684","url":"https:\/\/www.trendtimes.com\/products\/o-s-21xz-m-3-5cc-inboard-marine-13951","provider":"Trend Times Toy Stores","version":"1.0","type":"link"}