Carburetor Metering Block; Billet Aluminum; For Use w/1850/3310/4776/4777/4778/4779; Standard Calibration;
Standard calibration, adjustable 3 emulsion channels, designed for street/strip applications. Includes power valve channel restrictions, adjustable idle feeder restrictions, non-stick gaskets and vent baffle.
  • Adjustable Idle Feed Restrictions - 0.031 in.
  • Adjustable Power Valve Channel Restriction - 0.053 in.
  • 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

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.