850 CFM Mighty Demon Carburetor

Product Code: MAD-850-BT

£884.13 EX VAT

£1,060.96 INC VAT

Product Overview:

All of our Holley orders are done once a week from USA, if you need it sooner please contact us prior to ordering. Complete delivery may take up to 14 days.

Mechanical Secondaries Down-Leg

More Information

Product Details Specification Delivery & Returns

Product Details

Holley is proud to announce that the next generation of Mighty Demon carburetors have arrived. They are available in a full range of sizes and options for your street/strip car. They feature billet-aluminum metering blocks, billet aluminum baseplates, large capacity fuel bowls complete with dual sight glasses, dual threaded inlets on each side, and internal baffling to prevent fuel slosh when you are on the track. For high horsepower street and race engines, the aluminum Mighty Demon delivers more power and performance for your race car.

Features:

Clear Dichromate finish for good looks and corrosion protection
Designed for well-prepared 425 - 540 cid engines
Calibrated to work with turbocharged and centrifically supercharged applications
Contoured venturii inlet offers balanced airflow for increased horsepower
Mechanical secondaries for awesome tire turning performance
Dual accelerator pumps for additional fuel under initial acceleration
Screw in air bleeds for precision tuning capabilities
Screw in idle feed restrictors for precise idle tunability
Billet Metering Blocks for exceptional fuel metering capacity
4 corner idle allows you to precisely control your idle system
Billet Baseplate with Idle-Eze allows precision fine tuning of the idle speed resulting in a smoother transition from off-idle
Large capacity float bowls eliminates fuel starvation
Large glass float-level sight windows for easy and safe fuel level adjustments
Dual feed fuel inlets for constant high volume fuel delivery
“Quik Release” non-stick gaskets for easy jet changes

Specification

Barrels	4
Booster	Annular
Brand	Demon
CFM	850
Choke	None
Condition	New
Emission Code	3
Finish	Clear Dichromate
Fuel	Gasoline
Fuel Inlet	Dual
Marine Use	No
Material	Aluminum
Model	Mighty Demon
Product Type	Carburetor
Secondaries	Mechanical
Supercharged Application	Yes
Throttle Bore	1.750 inch
Vacuum Ports	1 timed (spark) port, 1 full, and 1 PCV port
Venturii Size	1.560 inch
Warranty	Limited 90 Day
Part Number	MAD-850-BT

Delivery & Returns

Billy's Speed Shop ensures the highest standard of service. Therefore we use only most reliable delivery services in the UK what allows us to provide you quick and efficient delivery of your products.

We aim to stock all of the products in our warehouse. However the situation may occur that we currently do not have particular item in stock then we will order it directly from UK supplier. If delivery time will exceed 3 days we will inform you via email or telephone.

Our Delivery Options are as follows:

Parcels up to 2kg and up to £50 of value are being sent via Royal Mail - 1st or 2nd class.
Parcels up to 2kg and £50 - £100 of value are being sent via Royal Mail - 1st or 2nd class - Tracked.
Parcels over 2kg and over £100 of value are being sent via Courier - DPD Tracked.
Bulk or Heavy purchases that weigh over 20 kg are sent on a pallet - Pallex.