Description
Main Jet – 170 (Weber IDF / IDA / EMPI HPMX)
Deliver maximum fuel flow for high-demand engines with this 170 main jet, crafted for Weber IDF, IDA, and EMPI HPMX carburetors. It ensures rich fueling through the main circuit, ideal for large displacement, high-compression, or track-focused aircooled VW engines.
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Size: 170
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Fits: Weber IDF, IDA & EMPI HPMX carburetors
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Material: Precision-machined brass
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Function: Regulates fuel flow during sustained throttle and high RPM
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Application: Suited for race-tuned or big bore VW engines requiring heavier fueling
