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02154NOS | PROFESSIONAL CROSS HAIR PLATE KIT (4500)close
NOS's new CrossHair™ plate systems have been designed with the serious racer in mind and are capable of 350+ HP. Based off of the ever popular Double Cross plate systems, the CrossHair™ takes this time tested design and improved it for better distribution of the fuel and nitrous. This is especially important with the complex intake manifold designs out today. The CrossHair™ plate..
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112-578 | THROTTLE BODY, 2000 CFM 4V 4500close
If you're thinking of building either a high performance or race multi-point fuel injection system for your engine, look no further than Holley for the throttle body. Holley offers a line of universal throttle bodies that range in sizes from 1000 CFM to 2000 CFM and are available with standard square bore or DOMINATOR® flanges. These billet beauties will provide all the air your motor can ingest. ..
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112-593 | 4500 BIG DUALclose
Holley's NEW EFI Throttle Bodies are unquestionably the BIGGEST BORE - MOST FEATURE LOADED units available on the market today. Holley went back to the drawing board and built the ultimate air valves for your hotrods power plant. The 2550 CFM Dominator Flange Throttle body will be at home on even the largest cubic inch engines. These throttle bodies are feature packed, showcasing roller bearing th..
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1400G | EASY FLOW AIR CLEANER 14 X 3 CHROME PAFEclose
These new air cleaners have an updated look w/ powder coated finishes and optional pre-oiled washable filter elements. Choose from flat black, orange, blue, silver vein, or a traditional chrome finish. The pre-oiled washable filter elements flow more air than standard paper elements and are color keyed to provide a great look that matches the powder coated finish. Each kit includes the filter a..
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16514NOS | 4500 BILLET MICROSWITCH BRACKET KITclose
Tired of tinkering with your microswitch bracket to get the proper adjustment? NOS has just released 2 new part numbers to remedy this. Made from laser engraved, black anodized aluminum, these brackets are superior to any other brackets on the market.Features:Billet design will not flex or bend allowing consistent activation every timeProvides a simple solution to microswitch mountingLaser engrave..
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1745000 | ROLL/CONTROL W/STAINLESS VALVEclose
Used primarily in drag racing to provide positive locking action to the front wheels of race cars, reducing the chance of "Rolling the Lights" and producing more effective "Burn Outs" for heating up the tires. Rigorous testing has proved a 1/100,000 of a second release time and vibration tests have seen up to 30 G's applied without mechanical failure. Adaptable to most domestic and import hydrauli..
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20-251 | CLEAR TBRKT FITS 4500 CARB LOKAR CABLEclose
The perfect finishing touch for street rods, street machines and street/strip cars and trucks. Why go cheap on a throttle return bracket when you can get a good looking, quality piece made of billet aluminum? Let's face it, the throttle cable/return spring bracket is one of the first things your eyes focus on when you lift the hood of any car. You can't help but miss it because it's right out ther..
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20-260 | CLEAR FUEL REGUL BRKT FITS 4500 CARB & Hclose
Clear anodized, billet aluminum bracket that conveniently mounts a 12-803, 12-804, or 12-803BP as the billet 12-84x series fuel pressure regulator utilizing the passenger side carb studs on any 4500 style carburetor.Features:Clear anodized billet constructionUniversal design fits Holley and competitors 4500 style carburetorsSimplifies mounting Holley fuel pressure regulatorsIncluded hardware for e..
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20-267 | BLACK TBRKT FITS 4500 CARB LOKAR CABLEclose
The perfect finishing touch for street rods, street machines and street/strip cars and trucks. Why go cheap on a throttle return bracket when you can get a good looking, quality piece made of billet aluminum? Let's face it, the throttle cable/return spring bracket is one of the first things your eyes focus on when you lift the hood of any car. You can't help but miss it because it's right out ther..
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20-276 | BLACK FUEL REGUL BRKT FITS 4500 CARB & Hclose
Black anodized, billet aluminum bracket that conveniently mounts a 12-803, 12-804, or 12-803BP as the billet 12-84x series fuel pressure regulator utilizing the passenger side carb studs on any 4500 style carburetor.Features:Black anodized billet constructionUniversal design fits Holley and competitors 4500 style carburetorsSimplifies mounting Holley fuel pressure regulatorsIncluded hardware for e..
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20-285 | BLACK THROTTLE RETURN SPRING BRACKET4500close
Billet Aluminum Throttle Return with no throttle cable or kick down mounts. Black finish for 4500 carburetors.Features:Billet AluminumBrandHolleyColorBlackEmission Code5MaterialAluminumModel4500Product TypeThrottle Return Spring BracketPart Number20-285..
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200037 | 4500 OPEN BASE GASKET - 10PKclose
For Model 4500 Dominator®Features:Fits Model 4500 Dominator®Open Center1/16" ThickBrandHolleyEmission Code5MaterialCompositionProduct TypeBase GasketPart Number200037..
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21-104QFT | QFT 50cc Pump Kit (4500)close
QFT 50cc Accelerator Pump Kit (QFX and 4500 style) with Aluminum Housing. - Comes with fastening screws, sold individually. BrandQuick FuelEmission Code5MaterialAluminumModel4500Product TypeAccelerator PumpSize50ccPart Number21-104QFT..
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26-100 | THROTTLE PLATE KIT - 4500close
Don't write off a Carburetor that needs a few replacement parts! Holley offers a variety of replacement Throttle Plate bases and repair components.Features:Includes Four 2" Plates and Eight ScrewsBrandHolleyEmission Code5Product TypeThrottle Plate KitPart Number26-100..
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3-203QFT | Rebuild Kit N/S For QFX,4500 ,close
Rebuild Kit N/S For (4500) BrandQuick FuelEmission Code5Model4500Product TypeRebuild KitPart Number3-203QFT..
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3-213QFT | 4500 Service Pack Non Stickclose
3 Circuit Carburetor Service Pack Non-Stick Works with 3 Circuit 4150 and 4500 ModelsBrandQuick FuelEmission Code5Model4150/4500Product TypeRebuild KitPart Number3-213QFT..
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3-303QFT | Super NS Rebuild Kit For 4500close
Fits large flange racing carburetors such as 4575, 6464, and 7320 BrandQuick FuelEmission Code5Model4500Product TypeRebuild KitPart Number3-303QFT..
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3-4700AQFT | Rebuild Kit (4500 4700 Alky )close
For a basic rebuild of your performance QFT™ carburetor. Kit includes all the necessary gaskets, needle and seat assemblies, and GFLT pump diaphragms required. All gaskets are made of MP-15 gasket material for excellent sealing and torque rentention. Fuel bowl and metering block gaskets are redesigned for race applications with larger hole diameters, including booster thru holes and jet placement...
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3-4700QFT | Rebuild Kit (4500 4700 Gas)close
For a basic rebuild of your performance QFT™ carburetor. Kit includes all the necessary gaskets, needle and seat assemblies, and GFLT pump diaphragms required. All gaskets are made of MP-15 gasket material for excellent sealing and torque rentention. Fuel bowl and metering block gaskets are redesigned for race applications with larger hole diameters, including booster thru holes and jet placement...
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300-238 | PLENUM TOP, LT1 HI RAM 2 X 4500, 2 INCH close
Fits Holley Hi-Ram Intakes, Features:Modular Design w/ Removable TopA-B Height: 12.10” (w/ Carb Style Top - 2 x 4150 or 2 x 4500) – See DrawingHeight at Plenum Flange: 9.44”O-Ring Seals on Plenum TopBrandHolley EFIConstructionCastEmission Code4FinishSatinManifold TypeHi-RamProduct TypeManifoldRPM Power Band3500-8000+Type of ComponentManifold TopPart Number300-238..
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