Mikuni TMX 38mm Carburetor – Yamaha YZ125 (2012–2021) – Tuned Setup. TMX flatslide design for instant throttle response. Type: Mikuni TMX Flatslide. Mikuni TMX 38mm Carburetor. 38mm high-flow bore. Earlier models in this range may require the intake boot and/or airbox boot to be softened or heated to properly fit and seal this 38mm carburetor.
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