HOLLEY
Holley Carburetors, Intake Manifolds, and Performance Parts at JJ Motorsports
Holley, founded in 1903 by the Holley brothers in the USA, has established itself as a global leader in automotive performance, specializing in high-quality carburetors, fuel systems, intake manifolds, and engine components for racing and street applications. With a commitment to innovation and durability, Holley products are engineered to maximize power, efficiency, and reliability while withstanding extreme conditions.
At JJ Motorsports, we offer a comprehensive range of Holley products tailored for enthusiasts and professionals. Upgrade your engine's airflow with the precision-built single plane intake manifold for GM LS3/L92 heads, or enhance fuel delivery using the classic 650 CFM HP carburetor with a double pumper design. For track-focused builds, consider the robust 750 CFM Track Warrior carburetor in black, and protect your valves with stylish options like the GM LS1 valve cover set in black krinkle finish. Whether you're optimizing for competitive racing or everyday performance, Holley provides trusted solutions compatible with various engine types. Explore our inventory to equip your vehicle with top-tier components.
Key features of Holley products include advanced engineering for optimal fuel atomization, corrosion-resistant materials for longevity, customizable setups for carbureted or EFI systems, and designs that improve horsepower and torque. Shop now and unleash your engine's full potential with Holley!
- Product
- Qty in Cart
- Quantity
- Price
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Holley Low LS Drive System Kit LH w/Alt/PS wo/A/C HLY20-156
HOLLEY
$1,399.95The Holley Low LS Drive System Kit simplifies accessory belt routing on LS-series engines by consolidating alternator and power steering functionality into a compact, efficient package. This kit...HLY20-156- SKU:
- HLY20-156
- Availability:
- Ships Same Business Day
- Weight:
- 35.00 LBS
- MFG Part #:
- 20-156
$1,399.95 -
Holley .150in Needle & Seat Assembly 6-521
HOLLEY
$51.95A precision needle and seat assembly is critical for consistent fuel metering in Holley carburetors—any wear or contamination directly impacts your air-fuel ratio and engine performance. This .150in...HLY6-521- SKU:
- HLY6-521
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 6-521
$51.95 -
Holley Needle & Seat 6-519-2
HOLLEY
$67.79Fuel delivery precision is the foundation of carburetor performance, and a worn or mismatched needle and seat directly undermines your tuning efforts and engine response. The Holley Needle & Seat...HLY6-519-2- SKU:
- HLY6-519-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 6-519-2
$67.79 -
Holley Viton Inlet Needle & Seat 6-518-2
HOLLEY
$49.95The fuel delivery system is only as good as its metering components, and a worn or damaged inlet needle and seat will cause lean-out conditions, hesitation, and unpredictable jetting behavior. The...HLY6-518-2- SKU:
- HLY6-518-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 6-518-2
$49.95 -
Holley Needle & Seat 6-515-2
HOLLEY
$51.95A worn or damaged needle and seat can cause fuel flooding, inconsistent jetting, and unpredictable carb performance—issues that compromise both reliability and lap times. The Holley Needle & Seat...HLY6-515-2- SKU:
- HLY6-515-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 6-515-2
$51.95 -
Holley Needle & Seat 6-506
HOLLEY
$25.31A worn or poorly calibrated needle and seat directly impacts fuel delivery precision, affecting both idle quality and full-throttle performance. The Holley 6-506 delivers consistent fuel metering...HLY6-506- SKU:
- HLY6-506
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 6-506
$25.31 -
Holley Needle & Seat 6-504
HOLLEY
$30.27A worn or improperly seated needle and seat assembly directly impacts fuel delivery precision and carburetor response—critical factors for consistent performance across wide throttle ranges. The...HLY6-504- SKU:
- HLY6-504
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 6-504
$30.27Qty in Cart: 0Quantity:Price:$30.27Subtotal: -
Holley Needle & Seat 6-502-2
HOLLEY
$87.95Fuel delivery precision is critical to carburetor performance, and a worn or mismatched needle and seat can cause lean stumbles, flooding, and inconsistent idle quality. The Holley 6-502-2 needle and...HLY6-502-2- SKU:
- HLY6-502-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 6-502-2
$87.95 -
Holley Needle & Seat 6-500-2
HOLLEY
$89.59A worn or improperly seated needle and seat directly compromises fuel delivery precision, leading to lean/rich conditions and erratic idle quality. The Holley 6-500-2 restores predictable fuel...HLY6-500-2- SKU:
- HLY6-500-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 6-500-2
$89.59 -
Holley Carburetor Trick Kit 37-933
HOLLEY
$221.95The Holley Carburetor Trick Kit 37-933 is engineered for racers and serious tuners who demand precision fuel delivery and reliable performance under extreme conditions. This comprehensive rebuild kit...HLY37-933- SKU:
- HLY37-933
- Availability:
- Ships Same Business Day
- Weight:
- 1.62 LBS
- MFG Part #:
- 37-933
$221.95 -
Holley Carburetor Quick Kit 37-1546
HOLLEY
$94.79A worn or sluggish Holley 4150 HP carburetor doesn't just reduce performance—it compromises fuel atomization, throttle response, and overall engine reliability. The Holley Carburetor Quick Kit...HLY37-1546- SKU:
- HLY37-1546
- Availability:
- Ships Same Business Day
- Weight:
- 0.66 LBS
- MFG Part #:
- 37-1546
$94.79 -
Holley Carburetor Quick Kit 37-1544
HOLLEY
$69.35Carburetor performance depends on precision internal components—worn seals, gaskets, and needles rob your Holley 4150 of responsiveness and fuel efficiency. This quick kit gives you everything needed...HLY37-1544- SKU:
- HLY37-1544
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MFG Part #:
- 37-1544
$69.35 -
Holley Carburetor Quick Kit 37-1543
HOLLEY
$47.94The Holley 37-1543 Quick Kit is your fastest path to restoring carburetor performance without a complete rebuild. If your 2300 Holley is running rich, hesitating, or showing signs of fuel delivery...HLY37-1543- SKU:
- HLY37-1543
- Availability:
- Ships Same Business Day
- Weight:
- 0.44 LBS
- MFG Part #:
- 37-1543
$47.94 -
Holley Carburetor Renew Kit 4150 & 4500 Model 37-1539
HOLLEY
$221.95Carburetor performance degrades over time as internal seals wear and fuel varnish accumulates—compromising throttle response and fuel atomization. This Holley Renew Kit restores your 4150 or 4500...HLY37-1539- SKU:
- HLY37-1539
- Availability:
- Ships Same Business Day
- Weight:
- 1.88 LBS
- MFG Part #:
- 37-1539
$221.95Qty in Cart: 0Quantity:Price:$221.95Subtotal: -
Holley Air Bleed Assortment 4500HP 36-240
HOLLEY
$374.95Proper air bleed sizing is critical for dialing in your Holley 4500HP carburetor's fuel mixture across the entire RPM range. This assortment gives you 56 individual brass bleeds (sizes 23-78) to...HLY36-240- SKU:
- HLY36-240
- Availability:
- Ships Same Business Day
- Weight:
- 2.97 LBS
- MFG Part #:
- 36-240
$374.95 -
Holley Acc Pump Tuning Kit 36-184
HOLLEY
$239.95The accelerator pump is critical to fuel delivery consistency—especially under hard acceleration where hesitation can cost you milliseconds on the track or throttle response in street driving. This...HLY36-184- SKU:
- HLY36-184
- Availability:
- Ships Same Business Day
- Weight:
- 1.39 LBS
- MFG Part #:
- 36-184
$239.95 -
Holley Dbl Pumper Tuning Kit 36-182
HOLLEY
$199.95Tuning a Holley Double Pumper carburetor demands precision calibration—this kit gives you everything needed to dial in fuel delivery, acceleration response, and overall engine performance. Whether...HLY36-182- SKU:
- HLY36-182
- Availability:
- Ships Same Business Day
- Weight:
- 1.32 LBS
- MFG Part #:
- 36-182
$199.95 -
Holley Hardware Kit 34-7
HOLLEY
$12.16If you're running a Holley carburetor, a quality hardware kit isn't optional—it's essential maintenance that keeps your fuel delivery precise and your engine running at peak performance. The Holley...HLY34-7- SKU:
- HLY34-7
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 34-7
$12.16 -
Holley Vent Baffle 26-89
HOLLEY
$19.41Proper fuel bowl ventilation is critical to consistent carburetor performance, and a worn or missing vent baffle can lead to fuel starvation, flooding, and erratic idle conditions. This Holley Vent...HLY26-89- SKU:
- HLY26-89
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 26-89
$19.41 -
Holley Fuel Inlet Plug 26-76
HOLLEY
$22.39The Holley Fuel Inlet Plug 26-76 is an essential replacement or upgrade component for any Holley carburetor fuel bowl assembly. A properly sealed fuel inlet prevents leaks, fuel starvation, and...HLY26-76- SKU:
- HLY26-76
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 26-76
$22.39 -
Holley Jet Removal Tool 26-68
HOLLEY
$31.65Carburetor maintenance requires the right tools, and the Holley Jet Removal Tool 26-68 eliminates the guesswork and risk of damage when servicing your fuel delivery system. Whether you're tuning a...HLY26-68- SKU:
- HLY26-68
- Availability:
- Ships Same Business Day
- Weight:
- 0.28 LBS
- MFG Part #:
- 26-68
$31.65 -
Holley Check Valve 26-41
HOLLEY
$20.24A worn or failed accelerator pump check valve compromises fuel delivery precision and throttle response—critical factors in both street and race applications. The Holley 26-41 restores proper one-way...HLY26-41- SKU:
- HLY26-41
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 26-41
$20.24 -
Holley O-Rings 26-37
HOLLEY
$11.93Fuel transfer tube seals are critical to carburetor reliability—a worn O-ring allows fuel seepage that compromises engine performance and creates safety hazards. These OEM-spec Holley replacements...HLY26-37- SKU:
- HLY26-37
- Availability:
- Ships Same Business Day
- Weight:
- 0.01 LBS
- MFG Part #:
- 26-37
$11.93 -
Holley Power Valve Plug 26-36
HOLLEY
$10.80A worn or missing power valve plug compromises your carburetor's precision tuning and can introduce fuel system leaks that affect idle quality and throttle response. This OEM Holley replacement...HLY26-36- SKU:
- HLY26-36
- Availability:
- Ships Same Business Day
- Weight:
- 0.06 LBS
- MFG Part #:
- 26-36
$10.80 -
Holley Fuel Inlet Adapter 26-27
HOLLEY
$21.65Fuel system compatibility issues can compromise performance and reliability. The Holley Fuel Inlet Adapter 26-27 solves common fitting mismatches by bridging different port sizes with...HLY26-27- SKU:
- HLY26-27
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 26-27
$21.65 -
Holley Fitting 26-26
HOLLEY
$20.24The Holley Fitting 26-26 is an essential adapter for fuel system configurations that demand precise thread compatibility and reliable connections under pressure. Whether you're upgrading a carburetor...HLY26-26- SKU:
- HLY26-26
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- 26-26
$20.24 -
Holley E85 Fuel Tester Tool 26-147
HOLLEY
$40.68E85 fuel quality directly impacts engine performance, tuning accuracy, and component longevity—especially in forced induction and high-compression builds. The Holley 26-147 E85 Fuel Tester Tool...HLY26-147- SKU:
- HLY26-147
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MFG Part #:
- 26-147
$40.68Qty in Cart: 0Quantity:Price:$40.68Subtotal: -
Holley Fuel Bowl Sight Screw 26-13
HOLLEY
$10.42Fuel bowl sight screws are critical for monitoring fuel level in your carburetor, ensuring proper jetting and preventing lean-out conditions that compromise performance and engine reliability. The...HLY26-13- SKU:
- HLY26-13
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 26-13
$10.42 -
Holley Idle Mixture Screw Gskt. 10-Pack 26-110-10
HOLLEY
$25.40A worn or missing idle mixture screw gasket will cause vacuum leaks that compromise your carburetor's fuel delivery and idle quality. Holley's cork gaskets are precision-engineered to seal properly...HLY26-110-10- SKU:
- HLY26-110-10
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 26-110-10
$25.40 -
Holley Inlet Gasket (2) 26-102
HOLLEY
$8.08Fuel bowl inlet gaskets are a critical wear item that directly impact carburetor sealing and fuel delivery consistency. Over time, nylon gaskets compress and degrade, leading to fuel seepage, carb...HLY26-102- SKU:
- HLY26-102
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 26-102
$8.08 -
Holley Idle Mixture Screw 26-101
HOLLEY
$19.41Precise idle quality and fuel mixture control are non-negotiable for carburetor tuning, and worn or damaged mixture screws compromise your engine's ability to run cleanly at low RPM. The Holley Idle...HLY26-101- SKU:
- HLY26-101
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MFG Part #:
- 26-101
$19.41 -
Holley Accelerator Pump Arm - Plastic 20-78
HOLLEY
$16.37The accelerator pump arm is a critical component in fuel delivery precision—a worn or damaged unit directly impacts throttle response and cold-start performance. This Holley plastic pump arm restores...HLY20-78- SKU:
- HLY20-78
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MFG Part #:
- 20-78
$16.37 -
Holley Throttle Lever Stud 20-38
HOLLEY
$12.64A quality throttle lever stud is foundational to reliable throttle response and pedal durability. The Holley Throttle Lever Stud 20-38 delivers the precision engineering you need for consistent,...HLY20-38- SKU:
- HLY20-38
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 20-38
$12.64 -
Holley Throttle Lever Stud Kit 20-37
HOLLEY
$14.89A reliable throttle lever stud is critical to consistent throttle response and safe engine operation. Whether you're tuning a carburetor setup or maintaining throttle linkage, this Holley kit ensures...HLY20-37- SKU:
- HLY20-37
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MFG Part #:
- 20-37
$14.89 -
Holley Throttle Lever Stud 20-36
HOLLEY
$33.24If you're running a GM throttle body setup, a worn or missing throttle lever stud compromises both cruise control function and throttle response consistency. This Holley stud restores reliable cable...HLY20-36- SKU:
- HLY20-36
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MFG Part #:
- 20-36
$33.24 -
Holley Throttle Balls & Studs 20-2
HOLLEY
$22.99Throttle linkage wear is a common culprit behind sloppy throttle response and inconsistent idle quality. The Holley Throttle Balls & Studs 20-2 kit provides precision-engineered replacement...HLY20-2- SKU:
- HLY20-2
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- MFG Part #:
- 20-2
$22.99 -
Holley Pro-Series Secondary Linkage 20-122
HOLLEY
$63.39Precise secondary throttle actuation is critical for consistent carburetor performance and predictable engine response across the RPM band. The Holley Pro-Series Secondary Linkage 20-122 delivers the...HLY20-122- SKU:
- HLY20-122
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MFG Part #:
- 20-122
$63.39 -
Holley Pump Cams 20-12
HOLLEY
$49.95Fine-tuning your carburetor's accelerator pump response is critical for consistent throttle delivery and predictable power band transition. The Holley Pump Cams 20-12 kit gives you the ability to...HLY20-12- SKU:
- HLY20-12
- Availability:
- Ships Same Business Day
- Weight:
- 0.04 LBS
- MFG Part #:
- 20-12
$49.95 -
Holley Accelerator Pump Arm - Metal 20-114
HOLLEY
$28.39The accelerator pump arm is a critical linkage component that directly controls fuel delivery during throttle transitions. A worn or damaged pump arm causes hesitation, flat spots, and inconsistent...HLY20-114- SKU:
- HLY20-114
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MFG Part #:
- 20-114
$28.39 -
Holley 50cc Accel Pump Kit 20-11
HOLLEY
$96.35Off-the-line throttle response is everything in racing, and a undersized accelerator pump limits your potential. The Holley 50cc Accel Pump Kit 20-11 upgrades your carburetor's fuel delivery during...HLY20-11- SKU:
- HLY20-11
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- MFG Part #:
- 20-11
$96.35
