Demon Carburetion 625 Street Demon Carb-Hand Polished

The all new Street Demon® redefines the street carburetor with clean looks and ease of use! The Street Demon offers enthusiasts a straight forward carburetor designed to deliver a stable idle, amazingly crisp throttle response and smooth performance. Its optimized calibration and dual mounting pattern make it Run–Ready™ for a large variety of engines and vehicles.

Features:

Hand-polished aluminum finish

Designed for use on most stock to mildly modified V8s

Developed from the ground up with smooth styling - patented timeless design fits modern as well as traditional themed vehicles (Patent No.: US D648,746 S)

One piece airhorn is easy to clean and maintain

Electric Choke Management means easy cold starts

Dual mounting bolt pattern - fits most aftermarket spread/square bore intake manifolds without adapter

Integrated fuel bowl/main body design with gasket above fuel level and no plugged passages to eliminate all potential leak paths

Small 1-3/8” primary throttle bores combined with proven Triple-Stack™ boosters deliver amazingly crisp throttle response and drivability, superior fuel atomization and improved fuel economy

Goggle Valve Secondary (GVS™) throttle plate (Patent # D677755) delivers over twice the air flow of the primary bores for power you can hear and feel

GVS™ makes total air flow 625 CFM while maintaining the crisp throttle response delivered by small primary bores

Secondary air valve control - torsion spring valve control/adjustment permits seamless primary to secondary throttle response regardless of the throttle opening rate (unique contoured profile developed for better cylinder to cylinder fuel distribution)

2 Stage metering rods control easily accessible without carburetor disassembly or removal

Single fuel inlet for simple installation

Integrated 700R4/200R4 transmission kickdown cable mounting location as well as Ford A/T kickdown for proper shifts

Patent pending mechanical design

625 CFM specific calibration kit available for tuning and altitude adjustments

Available TPS kit allows use with 4L60 and 4L80 transmissions.

Specifications

Barrels: 4

Booster: Triple Stack

CFM: 625

Choke: Electric

Emission Code: 3

Finish: Shadow Black

Fuel: Gasoline

Fuel Inlet: Single

Material: Aluminum

Metering Rod Size: 60/52

Model: Street Demon

Primary Main Jet: 80

Primary Pump Nozzle Size: 31

Product Type: Carburetor

Secondaries: Mechanical

Secondary Main Jet: 80

Step up Spring: Green

Supercharged Application: No

Vacuum Ports: 1 timed (spark) port, 2 full, and 1 PCV port.