Used for cleaning up main jet threads in the metering block.
- Main Jet Tap
- 1/4-32 Unf Thread
Holley Performance Emission Code 5: This part is legal for sale or use on Emissions Controlled Vehicles; Uncontrolled (Non-Emissions Controlled) Vehicles; and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations
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Holley Main Jet Tap Tool 26-1: