{"product_id":"fs-alpha-56-ii-932cc-4-stroke-engine-w-silencer","title":"FS Alpha-56 II 9.32cc 4-Stroke Engine w\/ Silencer","description":"\u003cdiv class=\"ProduktinfoText\"\u003e\n\u003ch2\u003eO.S.Engine FS Alpha-56II 4-Stroke 9.32cc Airplane Engine\u003c\/h2\u003eIn 2007, O.S., a pioneer and leading company in the mass production of 4-stroke model engines is proud to announce the first in a new line of “state of the art” 4-stroke model engines. Based on the original world leading FS series engines introduced to the modeling world over 30 years ago, the new FSa series incorporate many new features specifically incorporated in the FSa engines.\u003cbr\u003e\u003cbr\u003eA significant feature is the elimination of the crankcase oil breather nipple with the oil that would normally be expelled on the aircraft now being recirculated through the engine.\u003cbr\u003e\u003cbr\u003eIn addition, the connecting rod, wristpin and valve assembly have all been beefed up for increased strength and the carburetor modified for increased and more suitable performance.\u003cbr\u003e\u003cbr\u003eIf you are looking for an engine with the latest in engine technology, quality and power, you should consider the new FSa series engines.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMuffler:\u003c\/strong\u003e\u003cbr\u003eThe off-set distance is now adjustable as is the direction of the outlet for easier cowl installations.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCamshaft Housing:\u003c\/strong\u003e\u003cbr\u003eDecreased in width for less interference with the sides of the aircraft’s nose section.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eMounting:\u003c\/strong\u003e\u003cbr\u003eThe new FSa-56 retains the same mounting dimensions and spacing as the FS-52S allowing the engine to be interchanged.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePiston:\u003c\/strong\u003e\u003cbr\u003eAs with other O.S. brand engines, the piston has been fabricated from a high silicon content aluminum.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCrankcase Venting:\u003c\/strong\u003e\u003cbr\u003eNo longer used. Excess crankcase oil is now drawn by negative pressure through notches cut in the sides of the cam follower housing through the pushrod tubes into the rocker cover and injected back into the engine combustion chamber via a pin hole drilled along the side of the intake valve guide.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCarburetor:\u003c\/strong\u003e\u003cbr\u003eThe new model carburetor features an extended intake tube to restrain the reverse flow of the air\/fuel mixture.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eRocker Arm Cover:\u003c\/strong\u003e\u003cbr\u003eAn aluminum casting anodized Sapphire blue in color with O.S. Four Stroke and Alpha symbol in raised letters on the top.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eConnecting Rod:\u003c\/strong\u003e\u003cbr\u003eBeefed up and stronger than those used in the former FS Series engines.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eValve Train Parts:\u003c\/strong\u003e\u003cbr\u003eUpgraded and that heat treated harder for increased wear resistance.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eCrankshaft:\u003c\/strong\u003e\u003cbr\u003eRedesigned with more precise quality.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e\u003cbr\u003eAs with all O.S. engines, only the highest quality bearings are used.\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003cbr\u003e\u003cul\u003e\n\u003cli\u003eDisplacement: 9.32cc\u003c\/li\u003e\n\u003cli\u003eBore: 24.0mm\u003c\/li\u003e\n\u003cli\u003eStroke: 20.6mm\u003c\/li\u003e\n\u003cli\u003ePower output: 0.99hp @ 10.000RPM\u003c\/li\u003e\n\u003cli\u003eWeight: 461g (including silencer)\u003c\/li\u003e\n\u003cli\u003eSuggested propellers: 10x8-9, 11x7-9, 12x6-8 \u0026amp; 13x6-7\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"O.S.Engine","offers":[{"title":"Default Title","offer_id":41630139187278,"sku":"OS34330","price":2382.17,"currency_code":"DKK","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0610\/9672\/2510\/files\/37183.jpg?v=1720680277","url":"https:\/\/hobbyviking.se\/products\/fs-alpha-56-ii-932cc-4-stroke-engine-w-silencer","provider":"FjernstyretDK","version":"1.0","type":"link"}