Free shipping on ALL orders!* - Details

Ultra XP Aluminum Fuel Bowl Kit - Tumble Polished

Ultra XP Aluminum Fuel Bowl Kit. Fits models 4150, 4160 & 4500. (Will require a .250" longer fuel line). Tumble Polished finish

PART# 134-78S

Be the first to write a review
$84.29   Suggested Retail
$68.27   Holleydays Price
Call for Availability
Email Me When Available
Free Shipping
Add to Wish List


Ultra XP Aluminum Fuel Bowl Kit. Fits models 4150, 4160 & 4500. (Will require a .250" longer fuel line). Tumble Polished finish


  • use of o-ring fittings
  • Bowls use standard/traditional floats, float hangers, screws, accelerator diaphragms, etc.
  • Features “Clear Pyrex” sight windows on both sides of bowl
  • Fuel “trough” designed in floor of bowl to route fuel directly to jets & assists to keep jets covered
  • Internal baffling cast into bowl
  • 20% more fuel capacity vs. traditional V-Bowls, eliminates fuel starvation & provides consistent air/fuel ratios
  • Fuel shelf to greatly minimize fuel aeration & promote more consistent metering
  • A threaded drain plug has been incorporated into the bowl
  • Bowls offer contoured fuel entry for smooth fuel flow directly to needle & seat assembly
  • Bowls can be plumbed from either side
  • Material added to key areas (needle & seat, fuel inlets, sight window) for added strength in demanding race environments
  • drain plug
  • dual sight windows
  • baffling
  • Increased capacity
  • Fuel bowl has 3/4 -16 fuel inlet threads (uses -8 Viton O-ring type fittings) Will not accept standard steel fittings


Emission Code5
Fuel Bowl StyleCenter Hung
Product TypeReplacement Fuel Bowl Kit
WarrantyLimited 90 Day
Part Number134-78S



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.

Tech Resources

Must re-use existing hardware during installation.

Warranty Information

Limited 90 Day: See Details
We Suggest
    Also Bought

        *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.

         X  Holleydays 2020 20% off and DD
         X  Holleydays 2020 20% off and DD