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Holley Style Accelerator Pump Nozzle .040 – Quick Fuel 21-40 Squirter For 4150 4160 4500
About this item
Tuning your Holley or Quick Fuel carb?
Swap in this .040 accelerator pump discharge nozzle—aka the \squirter\—to fine-tune your throttle response.
It's a direct-fit upgrade or replacement for most 4150, 4160, and 4500 series carbs.
Brand new Holley-spec part (Quick Fuel 21-40) machined for precise fuel delivery.
Whether you're battling a bog off-idle or dialing in a race build, this little brass nozzle makes a big difference.
Simple install, big impact.
USD$ 7.50 
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4.5 out of 5 stars
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