YAMAHA YZ250, YZ250E, YZ250F 250G 250LC 2T intake fitting – Carburetor fitting, gasket.

【Precise Fit】This product is specifically designed for the YAMAHA YZ250 series of classic two-stroke off-road motorcycles and is widely compatible with various models, including: YZ250, YZ250E, YZ250F, YZ250G, YZ250LC, etc. (Please check your model and year of manufacture before ordering).

【Main Function】An essential component of the engine's intake system, it is located between the carburetor and the engine block. Its primary function is to ensure a perfect seal of the air-fuel mixture (or fresh air, depending on the engine design) as it enters the crankcase or cylinder block, preventing any leaks.

This is crucial for two-stroke engines, which rely on precise intake control, directly influencing starting performance, idle stability, throttle response, and power across the entire RPM range. **[Materials and Durability]** Made from special high-strength, high-elasticity rubber or composite materials, this manifold offers excellent resistance to oil, high temperatures, and aging. Optimized to withstand high temperatures, high-frequency vibrations, and the chemical environment of the air-fuel mixture in two-stroke engines, it ensures a reliable seal even under extreme off-road driving conditions. **[Solves Common Problems]** Replaces old intake manifolds that have hardened, cracked, warped, or lost their elasticity over time. Effectively resolves problems caused by intake leaks: **

Difficulty starting, whether cold or hot.

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Unstable idle, frequent stalling, or rough engine running.

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Lack of torque at low and mid-range RPMs, slow throttle response.

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Inconsistent power delivery, noticeable throttle response.

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Risk of piston or cylinder damage due to an excessively lean air-fuel mixture.