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Quick answer: The best jet engine model kit depends on what you need to observe. Choose a static or hand-turned cutaway to identify parts and trace..
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Quick answer: Correct model steam engine valve timing is not found by guessing one eccentric angle. First make the cold mechanism free and identify..
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Quick answer: A model steam engine normally needs two different lubrication strategies. External crank pins, bearings, eccentrics and linkages rece..
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Quick answer: Set a model steam boiler's water level only by its own maker's instructions, with the boiler fully cold and depressurized. Before hea..
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Quick answer: If a nitro RC engine suddenly becomes very hard or impossible to turn after priming, stop the starter immediately. Do not pull harder..
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Quick answer: Do not judge a used nitro RC car by whether the engine starts during a seller's demonstration. First identify the exact model and eng..
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Quick answer: Old nitro fuel does not become harmful on a fixed birthday. A tightly capped original can kept cool, dry and away from heat may remai..
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Quick answer: Some glow engines can operate on fuel containing 0% nitromethane, but that does not make zero-nitro fuel a drop-in choice for every n..
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Quick answer: Diagnose a suspected nitro RC engine air leak by separating three systems: throttle control, tank/exhaust pressure, and the engine's int..
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Quick answer: A nitro RC engine should sit on clean, flat, compatible mounting surfaces without being pulled into position by its screws. Dry-fit t..
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Quick answer: Set a nitro RC throttle/brake linkage from the mechanics outward. With the radio on and trims neutral, the carburetor must sit at the e..
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Quick answer: A nitro RC foam air filter works only when the correct oil is distributed through the full foam depth and every intake-air path is se..