Description_ASC |
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. |
Description_DEF |
Carburetor |
Description_DES |
850 CFM Ultra Double Pumper Carburetor |
Description_INV |
850 ULTRA DOUBLE PUMPER - HC GRAY |
Description_EXT |
Ultra Double Pumper (R) Carburetor; 4 bbl; 850 cfm; Model 4150; Mech. Secondary; Electric Choke; Gas; Dual Fuel Inlet; Hard Core Gray Metering Block/Base Plate w/Gold Hardware; |
Description_FAB |
Hard Core Gray (TM) w/ black anodized billet aluminum metering blocks/base plate. Casting is hard coat anodized for ultimate corrosion resistance |
Description_FAB |
Ultra Double Pumpers feature an Optimized street/strip calibration that works out-of-the-box |
Description_FAB |
Factory preset electric choke for easy startups |
Description_FAB |
Mechanical secondaries for awesome tire turning performance |
Description_FAB |
4 corner idle allows you to precisely control your idle system |
Description_FAB |
Built in, clear fuel level sight glass for easy, no mess fuel level adjustments |
Description_FAB |
Aluminum construction for a 43% weight savings |
Description_FAB |
Compatible with GM, Chrysler, and Ford A/T kickdown linkage. Additional parts may be required. |
Description_FAB |
Intended for lightweight vehicles w/ manual trans or automatics with high stall & low gearing |
Description_FAB |
100% wet-flow tested by Holley technicians to assure it arrives ready to run! |
Description_MKT |
ULTRA light Aluminum construction for 43% weight savings ULTRA stealthy Hard Core Gray(TM); anodized finish ULTRA strong Billet metering blocks & base plates ULTRA cool Black anodized billet aluminum metering blocks and base plate ULTRA easy Built in sight window for simple float adjustments ULTRA fast High-performance fuel curves The Ultra Double Pumper(TM); Carburetors feature all aluminum construction and are equipped with metering blocks and a base plate made from 6061-T6 billet aluminum. They weigh in at approximately 5 lbs. less than a comparable zinc carburetor. The new Ultra Double Pumper Carburetors have an enhanced fuel curve for optimum performance, with many more features such as aluminum construction; anodized billet aluminum metering blocks and base plate; 4 corner idle for precise idle control; mechanical secondaries for great performance; clear fuel level sight plugs for easy, no mess fuel level adjustments; Ford automatic transmission kickdown for use on popular Ford transmissions; four vacuum ports for all necessary vacuum accessories; and for the first time on a Double Pumper, factory pre-set electric choke for easy, fast cold start-ups. The clean, stealthy look coupled with Black metering blocks and throttle body will certainly set your ride apart whether you are at the show or track. |
Description_SHO |
Carburetor |
Model |
4150 |
Flange |
Square Bore |
Material |
Aluminum |
Marine Use |
No |
Throttle Bore |
1.750 inch |
Warranty |
Limited 90 Day |
Supercharged Application |
No |
Barrel |
Four |
Product Type |
Carburetor |
WARNING CA Proposition 65 Message |
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov |
Secondary Pump Nozzle Size |
31 |
Billet Color |
Black |
Carburetor Type |
4150 |
Secondary Type |
Mechanical |
WARNING CA Proposition 65 |
Yes |
Emission |
Without EGR |
Condition |
New |
Secondary Power Valve |
6.5 |
Vacuum Ports |
1 timed (spark) port, 2 full, and 1 PCV port |
Type |
Automotive |
Secondary Main Jet |
80 |
Fuel Inlet |
Dual |
CFM |
850 |
Vacuum Port Quantity |
1 timed (spark); 2 full; 1 PCV |
Carburetor Use |
Performance and Race |
Secondaries |
Mechanical |
Warning |
California Proposition 65 |
Primary Power Valve |
6.5 |
Usage |
Street/Hi-Performance |
Booster Type |
Down Leg |
Choke |
Electric |
Fuel Type |
Gasoline |
Primary Main Jet |
80 |
Finish |
Hard Core Gray |
Barrels |
4 |
Booster |
Down Leg |
Brand |
Holley |
Emission Code |
3 |
Fuel |
Gasoline |
Primary Pump Nozzle Size |
31 |
Length |
8.0000 |
Width |
11.0000 |
Height |
12.0000 |
Weight |
8.0000 |