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M-Series 850CFM Marine Carburetor (Blower 2x4)

Limited to Stock

Part # M-850-B2 Be the first to write a review

M-Series 850CFM Marine Carburetor (Blower 2x4)

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3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
QFT brings its engineering expertise to the marine market. The M-Series feature billet-style metering blocks and throttle bodies for more precise performance and exceptional strength. โ€ขExclusive Black Diamond coating for enhanced corrosion protection and appearance, coating provides a 6% reduction in fuel temperature โ€ขElectric choke - Fully adjustable, one wire hookup โ€ขJ tubes to prevent spillage โ€ขPTFE-coated throttle shafts with PTFE bearing ribbons and stainless steel plates โ€ขBuilt-in sight glass windows for easy float adjustment โ€ขChangeable primary idle feed and power valve channel restrictions, plus changeable idle air and high speed bleeds โ€ขQuickLinkโ„ข secondary adjustment for fast and easy changing of opening rates โ€ขAvailable in eight different sizes from 350-1,050 cfm

About Quick Fuel

Looking for carburetors and carburetor parts for drag racing and street rods? Shop on Holley.com, the official site for QFT products.

Barrels4
Billet ColorDiecast-No Billet
BoosterDown Leg
Brand Quick Fuel
Carburetor UseMarine
CFM850
ChokeElectric
Circuit2
ConditionNew
Emission Code3
FinishBlack
FuelGasoline
Fuel SystemCarbureted
High Speed Air Bleed31
Idle Air Bleed Size70
Marine Engine SizeUniversal
Marine UseYes
MaterialAluminum
Model4150
Primary Main Jet78
Primary Power Valve45
Primary Pump Nozzle Size35
Product TypeQuick Fuel Marine Carburetor
SecondariesMechanical
Secondary Main Jet88
Supercharged ApplicationYes
Throttle Bore1-3/4 inch
WarrantyLimited 90 Day
UPC849804000522
Part NumberM-850-B2
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
This model of carburetor has the square bore flange bolt pattern. It can replace Holley, Edelbrock, Carter AFB, and Autolite style carburetors with 5 3/16" x 5 5/8" bolt pattern. If you have a spreadbore style intake manifold, you will need an adapter to install this carburetor. Similar to the Mr. Gasket #1932.
Limited 90 Day: See Details
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.