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Fast Kit Carburetor Rebuild Kit E85 4150 Ultra XP Carburetors

PART# 37-1549

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$69.54   Suggested Retail
$62.59   Your Price
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Holley Fast Kits include only genuine Holley parts which are competitively priced. When your Holley is rebuilt using a genuine Holley Fast Kit, you're assured that original Holley quality is maintained.


  • Fits Holley 4150 Ultra XP E85 carburetors
  • Genuine Holley quality parts
  • Step by step instructions included
  • Includes (1) 5.5 power valve, (2) accelerator pump diaphragms, (2) needle and seats, and all necessary gaskets


Emission Code5
Kit TypeFast Kit
Product TypeRebuild Kit
WarrantyLimited 90 Day
Part Number37-1549



This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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Warranty Information

Limited 90 Day: See Details
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      *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.