Carburetor Starter Piston Assembly - 54631245000 menu-parts-enduro-mx-engine-parts-valves-shims protecting internal components from dirt

protecting internal components from dirt

Compatible with a wide range of models including the 2021-2023 KTM 250/300 EXC

Measuring 20

distributing pressure evenly across the mating surface to prevent loosening under high vibration

Its durable cage design ensures consistent roller alignment even under heavy racing conditions

Carburetor Starter Piston Assembly - 54631245000 menu-parts-enduro-mx-engine-parts-valves-shims protecting internal components from dirtThis is the starter piston complete assembly for the carburetor, positioned at #2 in the carburetor diagram. It controls the initial fuel air mixture for cold starts by lifting the slide mechanism. A direct OEM replacement for reliable engine starting. Fits KTM 85 SX 17 14 & 19 16, Husqvarna TC 85, GasGas MC 85 models from 2014 2026, plus broader range of KTM Husqvarna 125 300 EXC SX TC TE models 2005 2026. Also compatible with select Freeride, XC,