Quick Fuel Technology 34-8QFT Primary Billet Metering Block Standard Calibration

The Quick Fuel Technology 34-8QFT is a precision-engineered primary billet metering block designed for enhanced carburetor performance and tuning flexibility. This high-quality metering block is compatible with Holley-style carburetors including models 1850, 3310, and 4776-4779, making it an ideal upgrade for performance applications.

Key Features:

• CNC-machined billet aluminum construction for superior durability and heat dissipation
• Three pre-drilled emulsion channels for precise fuel atomization
• Adjustable idle feed restrictions at 0.031" for fine-tuning idle circuit performance
• Adjustable power valve channel restriction at 0.053" for optimized wide-open throttle fuel delivery
• Stainless steel idle mixture screws with nylon seals for reliable adjustments
• Exclusive QFT positive retaining vent baffle to prevent fuel sloshing
• Non-stick gaskets included for easy installation and leak-free operation
• Detailed installation instruction sheet provided

This metering block comes in standard calibration and is sold individually. For custom tuning modifications, requires QFT 6-32 thread bleeds (sold separately). Perfect for racers and enthusiasts seeking maximum carburetor tuning capability and consistent fuel metering.