Carburetor Metering Block 
Upgrade Conversion Kit

Fits 750-850 CFM Carbs; Black Anodized Billet Aluminum
Also fits Holley® 4150 Model
Features:
  • Fits 750-850 CFM 4150 Style Carburetors
  • Includes Primary and Secondary Blocks Along with Gaskets
  • Made from High-Quality Billet Aluminum
  • Black Anodized Finish
  • Sold as One Complete Kit
  • Sold as One Kit
PART# 67165C
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Upgrade your Double Pumper® with race-ready billet metering blocks! Primary block retains the original vacuum provisions. Secondary block has no power valve provision to fit the latest generation of carburetors. Kit includes necessary gaskets for conversion. These blocks have a four corner idle system provision (you must have the correct throttle body for the four corner idle system to work). Available in Black.

Warning for part number #67165C:
  • This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
  • Upgrade your Double Pumper with race-ready billet metering blocks!
  • Primary block retains the original vacuum provisions.
  • Secondary block has no power valve provision to fit the latest generation of carburetors.
  • Kit includes necessary gaskets for conversion.
  • These blocks have a four corner idle system provision (you must have the correct throttle body for the four corner idle system to work).
  • Available in Black.
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