0-80496-1K - Holley 4150 HP Series Carburetors

Holley #510-0-80496-1K

950 cfm 4150 HP Carburetor Kit Includes

950CFM Carb - Gasoline

JEGS Fuel Line w/Filter

JEGS Gauge

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Race-ready right out of the box!
For amazing response from an affordable production carburetor, your search stops here. Trust Holley to deliver hard-core carbs for serious high performance with this series ranging from 390 to 1000 cfm.

Shared Specifications

Notched floats and jet extensions for continuous fuel delivery

Center-hung floats offer plumbing on both sides

High-flow metering blocks

Nonstick, reusable metering block gaskets for easy tuning

Spun-in boosters won't fall into engine

Four corner idle system

Loctite-fastened buttonhead throttle plate screws for less air restriction

Viton-tipped needle and seats for precise fuel delivery

Stainless steel throttle plates for corrosion protection

High-strength sealing surfaces

Contoured Venturi inlet provides more balanced airflow, which increases power

Power valve blowout protection

100% wet-flow tested and calibrated

Changeable, screw-in air bleeds offer expanded tuning options

Dichromate finish

Spec Variations

Offered in 390, 600, 650, 750, 830, 950, or 1000 cfm

Calibrated for gasoline or methanol

Only 510-0-80529-1 has quick-change vacuum secondaries, the rest have progressive mechanical

Most primary and secondary accelerator pumps are either both 30cc or both 50cc except for part numbers 510-0-80513-1 and 510-0-80514-1, which are a 30cc primary/50cc secondary combo.

Spun-in boosters are straight leg, down leg, double-step down leg, or annular.

Part numbers 510-0-80507-1, 510-0-80541-1, and 510-0-80509-1 are NASCAR-approved.

These kits, put together by JEGS Professionals, include Carburetor, JEGS Billet Fuel Line With Filter and Fuel Pressure Gauge

Complete list of Holley 4150 HP Series Carburetors