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-10% Race Series 4bbl 1000CFM Throttle Body, 4150 Flange

The Holley die cast aluminum four barrel throttle body is designed to fit on any square bore (4150 style) intake manifold. This new MPFI Race Throttle Body shares the same air entry area design that powers every NASCAR Sprint Cup Series ™ car! The unit includes the Throttle Position Sensor (TPS), Intake Air Temperature Sensor (IAT), and Idle Air Control (IAC) motor. It has four 1-3/4" throttle plates. It features non progressive throttle linkage, for quickest throttle response, but can be converted to progressive operation by removing and adjusting the installed linkage. It also features one 3/8" and one 3/16" full manifold vacuum ports!

Features and Benefits

  • 1-3/4" throttle bore
  • Standard square bore mounting pattern for installation on many intake manifolds
  • Integrated TPS, IAC and Air Sensor
  • Hi Flow IAC passages for large cubic inch engines for idle stability
  • Uses a non-contact magnetic hall effect TPS sensor
  • Includes (1) 3/8" and (1) 3/16" full manifold vacuum ports
  • PTFE coated throttle shaft rides in oil impregnated bronze bushing for smooth actuation
  • Dedicated race only throttle lever
  • Stainless Steel adjustable secondary link; factory set to 1:1 actuation
  • Knurled primary burb idle adjustment screw
  • High quality die cast aluminum for strength and weight reduction

Not Sure? Review this product documentation before you buy!

Specification Sheet
Holley 4 BBL 4150 1000 CFM Race Throttle Body

Throttle Bodies
Airflow Rate (CFM)1000 CFM
Barrels (BBL)4
StyleMulti-Point Fuel Injection
Throttle Bore Diameter (ea)44.45 mm (1.75 Inches)
TPS Sensor IncludedYes
ApplicationUniversal Racing Applications
ColorHard Core Gray
MaterialBillet Aluminum
OEM ReplacementNo
Unit of SaleEach

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Race Series 4bbl 1000CFM Throttle Body, 4150 Flange

  • Views: 13717
  • Brand: Holley EFI
  • Product Code: 112-602
  • Availability: In Stock
  • $798.00
  • $717.95