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Holley Carburetor Main Bodies 134-300S Components, Body, Double Pumper Retro Fit, 750 cfm, Cast Zinc, Shiny, Down-Leg Boost, Gaskets, Brass Jets, Brass Air Bleeds, Each

SKU: HLY134-300S

Carburetor Main Bodies

Holley Carburetor Main Bodies 134-300S Components, Body, Double Pumper Retro Fit, 750 cfm, Cast Zinc, Shiny, Down-Leg Boost, Gaskets, Brass Jets, Brass Air Bleeds, Each

SKU: HLY134-300S

Carburetor Main Bodies
A$766.63
IN STOCK! Est Ship 4-7 days. In stock at 1 location (7 available)

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Description


Data: v2 - Desc: v4.2 - Upd: 2026-11-08 02:16:33

Data: v4.2 - Upd: 2026-11-08 06:32:43

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Holley, Hilborn, Holley Efi, Retrobright, Terminator X
StreetFX SKU hly134-300S
SFX Item ID 4783651
Accounting SKU hly-134-300S
Manufacturer SKU 134-300S
Manufacturer UPC 090127616741
Alternative References 134-300S, HLY-134-300S, HOL134-300S

Carburetor Components, Main Body, Double Pumper Retro Fit, 750 cfm, Cast Zinc, Shiny, Down-Leg Boost, Gaskets, Brass Jets, Brass Air Bleeds, Each

Want to upgrade your street carburetor to a high performance race carb, but don't have the means to do a complete carb swap? If you can turn a screwdriver, you can get 25 to 50 hp from these Holley carburetor main bodies. With no air horn, choke tower, or choke control to restrict airflow, they deliver extra power easily and affordably. These main bodies are available in a standard dichromate or shiny finish.

Product Attributes
BrandHolley
Manufacturer's Part Number134-300S
Part TypeCarburetor Main Bodies
Product LineHolley Carburetor Main Bodies
UPC090127616741
Main Body MaterialCast zinc
Main Body FinishShiny
Booster TypeDown-leg
Main Body Gasket IncludedYes
Metering Block Gaskets IncludedYes
Metering Plate Gaskets IncludedNo
Fuel Bowl Gaskets IncludedYes
Fuel Bowl Screw Gaskets IncludedYes
Jets IncludedYes
Jet MaterialBrass
Jet Sizes Included72/84
Accelerator Pump Discharge Nozzle IncludedNo
Air Bleeds IncludedYes
Air Bleed MaterialBrass
Primary Outer Air Bleed Sizes Included75
Primary Inner Air Bleed Sizes Included35
Secondary Outer Air Bleed Sizes Included75
Secondary Inner Air Bleed Sizes Included35
QuantitySold individually.

Compatibility

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