Unrivaled Customer Service
And Expert Tech Advice!  
Same Day Shipping Before 11 PM ET
My Cart
Shop By Vehicle
Shop By
Close Menu
Shop By Vehicle
Top Categories
All Categories

Top Categories

All Categories

Free Catalog
E-Mail Signup
My Account
Track Order
Gift Certificates

Holley 134-346

Replacement Carburetor Main Body


jegs shipping
FREE Shipping
Estimated ship date 03/26/18 if Ordered Today
Easy Returns
Easy Returns
Lowest Price Guarantee
Lowest Price Guarantee
Holley 134-346 Replacement Carburetor Main Body $119.95
Replacement Carburetor Main Body
  • Fits Holley 510-0-80541-1
  • Factory Assembled
  • Replacement Gaskets & Seals Included
  • Gold Dichromate Finish

  • 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 Venturii 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-O-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-O-80513-1 and 510-O-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-O-80507-1, 510-O-80541-1, and 510-O-80509-1 are NASCAR-approved.