850 CFM Aluminum Screamin' Demon Carburetor - Factory Refurbished

Part # FRSDA-850-MS Be the first to write a review

Mechanical Secondaries Down Leg

Not Available

This is an official Holley Performance Factory Refurbished Carburetor.

Features:

Polished die-cast aluminum construction
Engineered and calibrated for better drivability and full throttle performance
New throttle lever with integrated Ford A/T, 700-R4, and Chrysler kick down options
Fuel bowls have dual threaded inlets on each side, dual sight glass windows, and internal baffling for improved fuel slosh control
Secondary fuel bowls include notched floats and jet extensions to prevent fuel starvation during hard launches
Changeable idle, high-speed air bleeds & power valve restrictions for precise tuning

About Demon

Get classic modular performance when you shop for Demon carburetors at Holley.com. We offer numerous models for countless applications.

Barrels	4
Booster	Down Leg
Brand	Demon
Carburetor Use	Performance and Race
CFM	850
Choke	None
Circuit	2
Condition	Factory Refurbished
Finish	Shiny
Fuel	Gasoline
Fuel Inlet	Dual
Fuel System	Carbureted
High Speed Air Bleed	33
Idle Air Bleed Size	70
Marine Use	No
Material	Aluminum
Model	Screamin Demon
Primary Main Jet	82
Primary Power Valve	4.5
Primary Pump Nozzle Size	32
Product Type	Factory Refurbished Carburetor
Secondaries	Mechanical
Secondary Main Jet	93
Supercharged Application	No
Throttle Bore	1.75 inch
Warranty	Limited 90 Day
UPC	090127099070
Part Number	FRSDA-850-MS

Instructions for Part# SDA-850-MS

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

850 CFM Aluminum Screamin' Demon Carburetor - Factory Refurbished

850 CFM Aluminum Screamin' Demon Carburetor - Factory Refurbished

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