Built on the proven 0-4412 platform, the Ultra XP 2-barrel carburetor adds the Ultra series' billet upgrades for more tunability, durability, and weight savings. All-aluminum construction saves nearly 50% versus the zinc version, with a contoured venturi inlet, screw-in air bleeds, and a black anodized fully adjustable billet metering block and base plate.
Specifications:
- CFM: 500
- Barrel Quantity: 2
- Flange Type: 2300 2-Barrel
- Finish: Hard Core Gray
- Body Finish: E-Coated
- Fuel Type: Gasoline
- Fuel Inlet: Single
- Material: Aluminum
- Model: 2300
- Primary Main Jet: 74
- Primary Power Valve: 3.5
- Throttle Bore: 1.688"
- Venturi Size: 1.376"
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 0-4412HBX
Approved for use in NASCAR Mid-West/West Coast Late Model divisions and shares the venturi and throttle bore dimensions of the classic 4412 2-barrel. The high-capacity fuel bowl holds 20% more fuel with internal baffling to control slosh, has sight windows on both sides for level checks, and -8 O-ring inlet threads that can be plumbed from either side.
FAQ
What CFM rating does the 0-4412HBX carburetor have?
It is rated at 500 CFM.
What racing classes is this carburetor approved for?
It is approved for use in NASCAR Mid-West/West Coast Late Model divisions.
How much more fuel capacity does the bowl hold?
The fuel bowl holds 20% more fuel than standard while internal baffling controls slosh.
Can this carburetor be plumbed from either side?
Yes, the -8 O-ring inlet threads allow plumbing from either side.

