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FAST 304153

EFI 4-Barrel Throttle Body 4150-Style Flange

FAST 304153
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FAST 304153 EFI 4-Barrel Throttle Body 4150-Style Flange $806.99
EFI 4-Barrel Throttle Body
  • 4150-Style Flange
  • Includes (2) 85 lb. High-Impedance Fuel Injectors, Billet Fuel Rail (-6AN), GM-type Map Sensor, TPS, IAT, IAC, and Hardware

  • FAST 4-Barrel Throttle Bodies incorporate tapered and radiused throttle bores and precisely machined progressive linkage for smooth throttle operation and unparalleled airflow. Fits standard 4150 flange, and includes TPS, IAC & hardware. Supports flow up to 1375 cfm.

  • Inward opening throttle blades eliminate part throttle directional influence by the blades that can cause poor air distribution
  • Shorter height for better airflow, tight hood clearance, and reduced weight
  • Brass throttle blades control vibration & reduce thermal expansion
  • Throttle blades attached to stainless steel shafts with aircraft-quality hardware and peened to ensure positive retention
  • Bodies are machined from 6061-T6 billet aluminum for consistent quality, excellent appearance, and light weight

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