3/8" NPT ports
.220" (7/32") restriction
High Pressure (4-1/2-9 PSI)Includes mounting bracket
Chrome Finish

3/8" NPT ports
.220" (7/32") restriction
Low Pressure (1-4 PSI)
Includes mounting bracket
Chrome Finish

Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061-T6 billet aluminium for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-845 fuel pressure regulator features (1) -8 AN O-ring inlet, (1) -8 AN O-ring outlet, (1) -6 AN O-ring Return.
 
FEATURES:
 
(1) -8 AN O-ring inlet, (1) -8 AN O-ring outlet, (1) -6 AN O-ring return
Used in systems with a return line back to tank
Desighned for use with holley HP in-line fuel pumps or other high pressure pumps where return line is needed
Adjustable from 4.5-9 PSI for precise fuel pressure adjustments
Black bright dip anodized body and a clear bright dip anodized top
1/8"NPT gauge port

Holley Billet Fuel Pressure Regulators are part of a complete line of fuel system products from Holley. They are precision machined from 6061-T6 billet aluminium for strength and durability. They feature a black bright dip anodized body and a clear bright dip anodized top for corrosion resistance and good looks. The Holley 12-847 fuel pressure regulator features (1) -10 AN O-ring inlet, (1) -10 AN O-ring outlet, (1) -8 AN O-ring return.
 
FEATURES :
 
Adjustable from 4.5-9 psi for precise fuel pressure adjustments
Constructed of billet aluminum with a black anodized base and clear anodize top for good looks
Used in systems with a return line back to tank
Use with electric pumps only
(1) -10 an o-ring inlet, (1) -10 an o-ring outlet, (1) -8 an o-ring return
1/8" NPT gauge port
Designed for use with the Holley Dominator in-line fuel pumps or other high pressure pumps where return line is needed
Mounting bracket included

Holley Blue 2-Port Bypass Style Regulator Adjustable From 4.5 Psi To 9 Psi, Suit Carburettor Application Only
3/8" NPT ports
.220" (7/32") restriction
High Pressure (4-1/2-9 PSI)Includes mounting bracket
Chrome Finish

Dominator Billet Fuel Pressure Regulator EFI Bypass Style 40-70 PSI
 (1) -10 AN O-ring inlet, (1) -10 AN O-ring outlet, (1) -8 AN O-ring return
1/8" NPT gauge port
Used in systems with a return line back to tank
Designed for use with the Holley Dominator in-line fuel pumps or other high pressure pumps where return line is needed
Includes fitting for manifold reference
Adjustable from 40-70 PSI for precise fuel pressure adjustments
Mounting bracket included

Holley Transmission Kickdown Stud
Effective Mounting Point
For Transmission Kickdown
For Carburettor Hookup

Holley Mechanical Fuel Pressure Gauge 0 - 30 PSI Non Liquid Filled
1.5 in. Diameter
Chromed Steel Case
0.125 in. NPT Brass Fitting
Includes Elbow Fitting 1 1/2" Diameter
Fits Holley chromed fuel lines and fuel block

Holley Mechanical Fuel Pressure Gauge 0 - 15 PSI Liquid Filled
1.5 in. Diameter
Chromed Steel Case
0.125 in. NPT Brass Fitting
1 1/2" Diameter
Fits Holley chromed fuel lines and fuel block

500 CFM 2-BARREL CARBURETTOR

OLLEY 4160 SERIES 750CFM 4BBL CARBURETOR SQUARE BORE VAC SECONDARY HO 0-3310C

Holley's model 4160 four barrel carburetors provide maximum performance on street and mild race vehicles. Most of these carbs feature vacuum secondaries with a metering plate that has no jets, power valves, or accelerator pumps. That makes them easier to tune than full race carburetors with temperamental secondary metering blocks and dual pumps. Plus, they're available in your choice of universal or direct fit OE replacement versions with all emission provisions.

Specs:

600 CFM 4-Barrel Street Carburettor - Polished Aluminium Vacuum Secondary. Electric Choke, 4160 Series
Developed for the budget minded enthusiasts, these traditional Holley Carbs are calibrated for use on stock to mildly modified engines.
Vacuum secondaries allow use on wide variety of vehicles
Electric choke for easy warm up
Single feed fuel inlet
Calibrated for excellent street performance
Ford A/T kickdown, does not work with A.O.D. transmissions
1 timed (spark) port, 1 full vacuum, and 1 PCV port
Performance upgrade for stock to mildly modified vehicles.
Universal calibration for easy bolt-on performance
"Next Gen" needle & seat design eliminates the need for external float level adjustment

FEATURES:
 
Aluminium Construction (saves 4.5 lbs - 38% weight savings)
Shiny with black anodized billet aluminium metering blocks and base plate
Designed for use on Drag race, circle track, or any high horsepower engines
Contoured venturri inlet offers balanced airflow for increased horsepower
Air bleeds moved outward to allow a smoother transition of airflow from the top of the carburetor into the venturii
Metering blocks feature improved durability, true gasket sealing and fully adjustable (emulsion bleeds, power valve channel restrictors & idle feed restrictors)
Integrate d idle bypass valve eliminates the need for holes in throttle plates and allows for proper adjustment of idle while maintaining correct throttle plate to transfer slot relationship. Helps maintain good idle control when using radical camshafts.
Dual 30cc accelerator pumps provide the perfect amount of fuel from idle to full throttle
Fuel bowls provide 20% more fuel capacity while controlling slosh with internal baffling
Clear sight windows on both sides of bowls for easy and safe fuel level adjustments
Built in drain plug in front center of bowl provides easy access to empty contents of bowl
8AN (o-ringed) inlet threads offer a large variety of plumbing options and can be plumbed from either side
4 corner idle allows you to precisely control your idle system
Mechanical Secondaries for perfect off the line launches
Elongated (dual pattern) mounting holes allow fitment on intakes with square flange (Holley 4150 style) or large flange (Holley Dominator style)
Knurled (hand adjustable) primary and secondary curb idle screws allow for easy idle adjustment without the use of tools
Primary throttle shaft capped to prevent entry of debris & contaminates
Factory machined accessory mounting hole for easy addition of adjustable primary throttle stop. New secondary pump cam lever designed to provide positive throttle stop on secondary side
Stainless steel adjustable secondary link. Provides choice of 1:1 or progressivesecondary throttle actuation for ultimate control of secondary opening rate
Baseplate designed with a boss that can be consumer machined for vacuum source
Includes notched float and jet extensions
100% wet-flow tested by Holley technicians to assure it arrives ready to run!

570 CFM 4-Barrel Carburettor Vacuum Secondary. Manual Choke.
No Trouble quick change vacuum secondaries
Vacuum secondaries allow use on wide variety of vehicles
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts. Calibrated for monster low-end torque, awesome acceleration, & unmatched top-end horsepower. Bolt on & go design
Manual choke

Holley Carburettor 4 BBL 465 Vacuum Secondary Hot Air Choke

Classic Holley carbs have been a staple for rodders around the world for decades. They're calibrated for use on stock to mildly modified vehicles and have that classic Holley look. Holley’s 0-1848-1 is calibrated and intended for small V8s. Plus, it is Gold Dichromate coated for durability and classic Holley looks. 

• Gold Dichromate finish for corrosion resistance and classic Holley looks
• Calibrated and intended for small V-8 engines
• Hot air choke for easy hook up on vehicles that came factory equipped with hot air chokes
• 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
• Power valve blow-out protection

Holley Carburettor (4160) 600cfm Alloy Body Vacuum Secondary Manual Choke

One of the most trusted carburettors of all times -the 1850! Its 600 CFM of airflow, vacuum secondaries, single fuel inlet and mechanical choke makes it amazingly universal. The 1850SA is constructed from aluminium which compared to its zinc counterpart equates to a weight savings of 40%! Being aluminium also means it will hold its shine and can be hand polished for a custom look! Don't trust your performance to just anyone, Holley is the only modular carburettor company that has been in business for over 100 years and has powered every NASCAR champion since the 60's.

• Vibratory polished aluminium for good looks, weight savings and long lasting shine
• Performance upgrade for stock to mildly modified vehicles
• Universal calibration for easy bolt-on performance
• Manual choke (cable actuated - hand controlled) for precise cold start control
• 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
• Ford A/T kickdown
• Power valve blow-out protection
• 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

750 CFM 4-Barrel Street Carburettor (Silver) Alloy Body, Vacuum Secondary. Manual Choke. 4160 Series
Developed for the budget minded enthusiasts, these traditional Holley Carbs are calibrated for use on stock to mildly modified engines.
 
Ford A/T Kickdown on Some Models
Manual or Electric Choke
Power Valve Blow Out Protection
Square Bore Bolt Pattern

Model 2300
Vacuum Secondary
Dichromate Finish
All Metal Linkage Hardware
500 CFM
No Choke
All O.E. Vacuum Hook-ups
Original List Number Stamped with Current Date Code
Fuel Inlets for Original Factory Fuel Line

650 CFM 4-Barrel Street/Strip Carburettor - Classic Finish Mechanical Secondaries. Manual Choke. 4150 Series
Performance upgrade for hot street cars & race vehicles.
For use with lightweight vehicles with manual transmissions or automatic transmissions with high stall & low rear-end gears.
Mechanical secondaries means your foot controls the opening of the secondary throttle blades.
 
Manual Choke
4-Corner Idle
Centre Hung Float Bowls
Power Valve Blow Out Protection
Classic Finish in Zinc or Aluminium
Square Bore Bolt Pattern

750 CFM 4-Barrel Street/Strip Carburettor - Classic Finish Mechanical Secondaries. Manual Choke. 4150 Series
Performance upgrade for hot street cars & race vehicles.
For use with lightweight vehicles with manual transmissions or automatic transmissions with high stall & low rear-end gears.
Mechanical secondaries means your foot controls the opening of the secondary throttle blades.
 
Manual Choke
4-Corner Idle
Centre Hung Float Bowls
Power Valve Blow Out Protection
Classic Finish in Zinc or Aluminium
Square Bore Bolt Pattern

350 CFM Carburettor 2 BBL Manual/Choke Model 2300

The 0-7448 is designed as a stock replacement for 2BBL street applications as well as being mandated for some oval track racing sanctioning bodies. Whether you are looking for a replacement carburettor to replace your tired and worn factory 2BBL or one to push you to the finish line on Saturday night, the Holley 0-7448 Performance 2BBL is the perfect choice. 

• Gold Dichromate finish for corrosion resistance and classic Holley looks
• Intended as stock performance replacement for 2-bbl street applications. Also a mandated carb for some oval track racing sanctioning bodies
• Manual (Cable driven, hand operated) choke for precise cold start control
• 30cc accelerator pump for additional fuel under initial acceleration
• Ford A/T kickdown
• Power valve blow-out protection
• 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

Specifically built by Holley for the Australian Market, this 470 CFM carb has the same main body as an 0-1848, but with a range of additional features including: a manual choke, sidehung bowls with single banjo inlet for easy hookup, secondary block to allow easy jet changes, quick-change vac secondaries and vac ports on the base for PCV/distributor hookup.

• No Trouble® quick change vacuum secondaries allow use on wide variety of vehicles - Up to 6% more acceleration or 5% better fuel economy with a simple spring change (Springs Included).
• Single feed fuel inlet
• 1 timed (spark) port, 2 full vacuum, and 1 PCV port
• Ford A/T kickdown (Does not work with A.O.D. transmissions)
• Intended for street enthusiasts.
• Calibrated for monster low-end torque, awesome acceleration, & unmatched top-end horsepower.
• Bolt on & go design
• Manual choke
• Secondary metering block allows easy rear jet changes
• Adjustable needle & seats
• Ideal for smaller V8 engines from 253 cu.in. to 308 cu.in. and larger 6 cylinder engines

Holley 650CFM Street HP Mechanical Secondary

The Street HP™ uses the best features from Holley's race Bred 4150 HP™ carbs, but tamed for street and light competition use. The Street HP features the contoured main body from the 4150 HP™ and has a tumble polished shiny finish and screw in air bleeds for precision tuning capabilities. The metering system includes a timed spark port for a vacuum advance distributor and is calibrated for a hot street/strip engine setup for outstanding throttle response and drivability. A street HP base plate is used so there are plenty of vacuum ports for power brakes, PCV, etc. The Street HP takes all the great features from the race HP and the Double Pumper and combines them into the perfect street/strip carburettor. 

• Vibratory polished for good looks
• Optimized street/strip calibration for outstanding throttle response and drivability
• Contoured venturi inlet offers balanced airflow for increased horsepower
• Screw in air bleeds for precision tuning capabilities
• Four corner idle for precise idle control
• Mechanical secondaries for awesome tire turning performance
• Dual accelerator pumps for additional fuel under initial acceleration
• Dual feed fuel inlets for constant high volume fuel delivery
• Ford A/T kickdown
• Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
• 100% wet-flow tested by Holley technicians to assure it arrives ready to run!

750 CFM 4-Barrel Street HP Series Carburettor Mechanical Secondaries. No Choke. 4150 Series
Mechanical secondaries
Dual accelerator pumps
Adjustable air bleeds
No choke
Contoured Venturi inlet for increased airflow
Four corner idle for precise idle control
Dual feed fuel inlet
1 timed (spark) port, 1 full vacuum, and 1 PCV port
Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
Street/strip calibration for outstanding throttle response & drivability

850 CFM 4-Barrel Street HP Series Carburettor Mechanical Secondaries. No Choke. 4150 Series
Mechanical secondaries
Dual accelerator pumps
Adjustable air bleeds
No choke
Contoured venturi inlet for increased airflow
Four corner idle for precise idle control
Dual feed fuel inlet
1 timed (spark) port, 1 full vacuum, and 1 PCV port
Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
Street/strip calibration for outstanding throttle response & drivability
Ford A/T kickdown, does not work with A.O.D. transmissions

950 CFM 4-Barrel Street HP Series Carburettor Mechanical Secondaries. No Choke. 4150 Series
Mechanical secondaries
Dual accelerator pumps
Adjustable air bleeds
No choke
Contoured venturi inlet for increased airflow
Four corner idle for precise idle control
Dual feed fuel inlet
1 timed (spark) port, 1 full vacuum, and 1 PCV port
Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing
Street/strip calibration for outstanding throttle response & drivability
Ford A/T kickdown, does not work with A.O.D. transmissions

Auminium Construction for added weight savings of 44% and a lasting shine
Weighs only 7.68 pounds
Features a tumble polished finish - can also be hand polished
Aluminium Sreet Avengers feature glass sight windows
Vacuum Secondaries for use on a wide variety of vehicles
Quick Change Secondary spring cap lets you choose the opening rate of the secondary barrels
Four vacuum ports
Factory pre-set "No Trouble" electric choke
Built-in inlet fuel filters
Fuel line kit included
No Trouble quick change vacuum secondaries
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts. Calibrated for monter low-end torque, awesome acceleration, & unmatched top-end horsepower. Bolt on & go design
Electric choke
Optimised street calibration
Industry first Limited Lifetime Warranty
Comprehensive instruction manual
4 corner idle

670 CFM 4-Barrel Aluminium Street Avenger Carburettor Vacuum Secondary. Electric Choke.
Aluminium Construction for added weight savings of 44% and a lasting shine
Weighs ONLY 7.68 pounds!
Features a tumble polished finish - can also be hand polished
Aluminium Street Avengers feature glass sight windows
Vacuum Secondaries for use on a wide variety of vehicles
Quick Change Secondary spring cap lets you choose the opening rate of the secondary barrels
Four vacuum ports
Factory pre-set "No Trouble" electric choke
Built-in inlet fuel filters
Fuel line kit included
No Trouble quick change vacuum secondaries
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts. Calibrated for monster low-end torque, awesome acceleration, & unmatched top-end horsepower. Bolt on & go design
Electric choke
Optimised street calibration
Industry first Limited Lifetime Warranty
Comprehensive instruction manual
4 corner idle

Auminium Construction for added weight savings of 44% and a lasting shine
Weighs only 7.68 pounds
Features a tumble polished finish - can also be hand polished
Aluminium Sreet Avengers feature glass sight windows
Vacuum Secondaries for use on a wide variety of vehicles
Quick Change Secondary spring cap lets you choose the opening rate of the secondary barrels
Four vacuum ports
Built-in inlet fuel filters
Fuel line kit included
No Trouble quick change vacuum secondaries
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts. Calibrated for monter low-end torque, awesome acceleration, & unmatched top-end horsepower. Bolt on & go design
Manual choke
Optimised street calibration
Industry first Limited Lifetime Warranty
Comprehensive instruction manual
4 corner idle

670 CFM 4-Barrel Aluminium Street Avenger Carburettor Vacuum Secondary. Manual Choke.
Aluminium Construction for added weight savings of 44% and a lasting shine
Weighs ONLY 7.68 pounds!
Features a tumble polished finish - can also be hand polished
Aluminium Street Avengers feature glass sight windows
Vacuum Secondaries for use on a wide variety of vehicles
Quick Change Secondary spring cap lets you choose the opening rate of the secondary barrels
Four vacuum ports
Built-in inlet fuel filters
Fuel line kit included
No Trouble quick change vacuum secondaries
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts. Calibrated for monster low-end torque, awesome acceleration, & unmatched top-end horsepower. Bolt on & go design
Manual choke
Optimised street calibration
Industry first Limited Lifetime Warranty
ensive instruction manual
4 corner idle

770 CFM 4-Barrel Aluminium Street Avenger Carburettor Vacuum Secondary. Manual Choke.
Aluminium Construction for added weight savings of 44% and a lasting shine
Weighs ONLY 7.68 pounds!
Features a tumble polished finish - can also be hand polished
Aluminium Street Avengers feature glass sight windows
Vacuum Secondaries for use on a wide variety of vehicles
Quick Change Secondary spring cap lets you choose the opening rate of the secondary barrels
Four vacuum ports
Built-in inlet fuel filters
Fuel line kit included
No Trouble quick change vacuum secondaries
Dual feed fuel inlet
1 timed (spark) port, 2 full vacuum, and 1 PCV port
Ford A/T kickdown, does not work with A.O.D. transmissions
Intended for serious street enthusiasts.
Calibrated for monster low-end torque, awesome acceleration, & unmatched top-end horsepower.
Bolt on & go design
Manual choke
Optimised street calibration
Industry first Limited Lifetime Warranty
ensive instruction manual
4 corner idle

Base Gasket Base Gasket 1-13/16" Bore Size. 1/16" Thickness Fits Holley 4160/4150 Series

Throttle Body Gasket 1-9/16" Models 4150/4160

Throttle Body Gasket 1.75" Models 4150/4160

Metering Block Gasket For Models 2300, 4150/4160, 4500 without Intermediate Circuit, Blue non stick

Blue Non-Stick Fuel Bowl Gasket For Models 4165, 4175, 2/pkg

Fuel Transfer Tube O-Ring For New Style Transfer Tube