Description
Main Jet – 140 (Weber IDF / IDA / EMPI HPMX)
Optimize your carburetor’s fuel flow with this 140 main jet, perfect for Weber IDF, IDA, and EMPI HPMX carburetors. It controls the volume of fuel delivered through the main circuit, ensuring strong and consistent power at mid to high RPM.
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Size: 140
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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 delivery during wide-open throttle conditions
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Application: Ideal for moderately tuned or performance aircooled VW engines
