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Upgrade your carburetor's hardware for maximum performance with the help of Holley. Their needle and seat hardware kits work with all Holley carbs with an adjustable needle and seat. Also keeping style in mind, these kits are offered in gold or black. Kits include adjusting nut, lock screw, gaskets, and O-ring.
( 20 )
$11.40
$10.26
On Sale
Holley standard main jets are just what you need to fine-tune your carburetor for street or race performance. Threaded for easy installation and removal, they manufacture these brass jets to high tolerances for consistency. They're available in dozens of jet and jet drill sizes for precise fitment on countless gasoline-fueled vehicles. When considering replacement parts for your carburetor, trust the expertise of Holley.
( 199 )
$14.33
$7.88
Holley sight plugs allow you to check the float bowl level without removing the plug and spilling fuel. They prevent the mess that happens while adjusting the float level of your carburetor.
( 28 )
$9.78
Monitor your fuel pressure while you're driving with the use of Holley fuel pressure gauge fittings. They are dash mounted and eliminate the guesswork that fuel pressure can cause. They plumb near the carburetor fuel inlet and include the sending unit.
( 8 )
$8.36
These Holley Pro-Jection service parts are available for today's most popular Pro-Jection kits. Whether you have an old analog or new digital system, we have the replacement parts for you. Map sensors, fuel injectors, oxygen sensors, extension cables, a variety of fittings and adapters, and many other parts are available to keep your Pro-Jection system operating efficiently.
( 2 )
$10.99
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