Description
Main Jet – 125 (Weber IDF / IDA / EMPI HPMX)
Optimize your fuel delivery with this 125 main jet, crafted for Weber IDF, IDA, and EMPI HPMX carburetors. This jet controls the volume of fuel delivered through the main circuit, essential for balanced performance across mid to high RPM ranges.
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Size: 125
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Fits: Weber IDF, IDA & EMPI HPMX carburetors
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Material: Brass with precision-drilled orifice
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Function: Regulates fuel flow during wide-open throttle conditions
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Application: Ideal for slightly modified or moderate performance aircooled VW engines
