Holley Aluminum Spread-Bore Carburetor - 0-80555S
$799.95
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Do you like the tunability of Holley's modular carbs, but need to simply replace a Q-jet? The spread bore bolt pattern of the 0-80555S lets you do just that. It has vacuum secondaries and electric choke, so it is useable on a wide variety of vehicles. Don't trust your performance to just anyone, Holley is the only modular carburetor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.
***The 0-80555S is a Model 4175 designed to fit GM spread bore passenger car and light truck applications. It is not compatible with Ford or Chrysler Spread bore applications. The 0-80555S is not recommended for any RV applications. The 0-80555S is not designed to pass any emission laws. The 0-80555S is to be used only for Uncontrolled (Non-Emmisions Controlled) Vehicles or competition/off road vehicles.
A carburetor spacer could be required to clear certain components on stock applications such as the Mr. Gasket 3406.
Holley Aluminum Spread-Bore Carburetor - 0-80555S
$799.95
Features:
- Polished finish for corrosion resistance and classic Holley looks
- Performance replacement for Q-Jet carbs (spread bore bolt pattern)
- Universal calibration for easy bolt-on performance
- Factory preset electric choke for easy startups
- Vacuum secondaries for use on wide variety of vehicles. Compensate for all vehicle weights, gearing & transmissions to allow smooth opening of secondaries.
- Single feed fuel inlet for easy installation
- 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
Product Specifications:
- Product Details: 650 CFM - 4175 - Vacuum Secondaries - Polished Aluminum - Gasoline , Replaces 0-80555C
- Adjustable Air Bleeds: No
- Adjustable Emulsion Bleeds: No
- Adjustable Idle Feed Restrictors: No
- Air Cleaner Flange Diameter: 5-1/8"
- Air Cleaner Stud Size: 1/4-20 UNC
- Barrel Quantity: 4
- Barrels: 4
- Barrels Quantity: 4
- Billet Color: None
- Body Color: Polished
- Body Finish: Polished
- Body Material: Aluminum
- Booster: Straight
- Booster Design: Straight
- Carburetor Material: Zinc
- Carburetor Use: Street
- CFM: 650
- CFM Rating: 650
- Choke: Electric
- Choke Type: Electric
- Circuit Count: 2
- Color: Polished Aluminum
- Condition: New
- Cubic Feet Per Minute Rating: 650
- Finish: Polished
- Flange Shape: Spread
- Flange Type: Spread Bore
- Float Level: Externally Adjustable
- Fuel: Gasoline
- Fuel Inlet: Single
- Fuel Inlet Count: Single
- Fuel Inlet Type: 5/16" Hose Barb
- Fuel Type: Gasoline
- Gasket Or Seal Included: Yes
- Grade Type: Street
- Linkage Attached: Yes
- Marine Approved: No
- Marine Use: No
- Material: Aluminum
- Meter Block Material: Cast Aluminum
- Metering Block Color: Shiny
- Model: 4175
- Mounting Hardware Included: No
- Mounting Hole Quantity: 4
- Part Type: Carburetor
- Primary Float Type: Side Hung Nitrophyl
- Primary Inner Air Bleed Sizes Included: 63
- Primary Jet Size: 62
- Primary Outer Air Bleed Sizes Included: 97
- Primary Power Valve: 6.5
- Primary Power Valve (Hg): 6.5
- Primary Pump Nozzle Size: 40
- Primary Throttle Bore Diameter: 1.375
- Primary Venturii Diameter: 1.2
- Product Type: Carburetor
- Secondaries: Vacuum
- Secondary Barrel Type: Vacuum
- Secondary Float Type: Side Hung Nitrophyl
- Secondary Inner Air Bleed Sizes Included: 63
- Secondary Jet Extensions: No
- Secondary Jet Size: 81
- Secondary Outer Air Bleed Sizes Included: 85
- Secondary Power Valve: None
- Secondary Throttle Bore Diameter: 2
- Secondary Type: Vacuum
- Series: Classic
- Spacer Included: No
- Street Legal: Yes
- Supercharged Application: No
- Throttle Kickdown Provision(S): Compatible with GM A/T kickdown linkage
- Vacuum Ports: 1 timed (spark) port, 2 full, and 1 PCV port
Installation Notes:
This model of carburetor has the spread-bore flange bolt pattern only, 4.250" wide X 5.62 long. It replaces GM Rochester Q-jet carburetors.