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Quick Fuel

Primary Billet Metering Block Standard Calibration W/ Spark 1850,3310,4776,4777,4778,4779

Part # 34-8QFT Be the first to write a review

Primary Billet Metering Block Standard Calibration W/ Spark 1850,3310,4776,4777,4778,4779

Estimated Ship Date: 05/10/2024
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$99.31
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5

Emissions

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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Billet Metering Block Standard Calibration fits most 1850, 3310, 4776, 4777, 4778, 4779 Holley® model numbers. Has spark advance provision. Our billet aluminum metering blocks are machined to very strict tolerances then anodized for protection and good looks. CNC cut from premium aluminum and filled with precision parts, these blocks provide the ultimate platform for your performance carburetor. Standard calibration for out of box performance - designed to fit most real world street & strip carburetors. Simply add your jets and power valve to complete the installation.

Features:

  • Adjustable idle feed restrictions - 0.031"
  • Adjustable power valve channel restriction - 0.053"
  • 3 pre-drilled emulsion channels
  • Non-stick gaskets
  • Exclusive QFT positive retaining vent baffle
  • Stainless steel idle mixture screws with nylon seals.
  • Detailed installation instruction sheet
  • Requires QFT 6-32 thread bleeds for modification
  • SOLD INDIVIDUALLY

About Quick Fuel

Looking for carburetors and carburetor parts for drag racing and street rods? Shop on Holley.com, the official site for QFT products.

Brand Quick Fuel
Emission Code5
Product TypeReplacement Metering Block Kit
WarrantyLimited 90 Day
UPC849804007521
Part Number34-8QFT
5

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.
99-100_Adj_MB_34-5_34-6 - Billet Metering Block Adjustment
99-34-8 - Billet Metering Block Kit (P/N 34-8)
Requires QFT 6-32 thread bleeds for modification
Limited 90 Day: See Details
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    *Free Shipping & Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

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