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Holley Performance 0-90670 Off-Road Truck Avenger Carburetor


Off-Road Truck Avenger Carburetor

Off-Road Truck Avenger Carburetor; 4 bbl.; 670 cfm; Model 4150; Vacuum Secondary; Electric Choke; Gasoline; Single Fuel Inlet; 1.563 in. Throttle Bore; Gold Dichromate Finish;

  • Barrel: Four
  • Booster Type: Annular / Straight
  • Carburetor Type: 4150
  • CFM: 670
  • Choke: Electric
  • Emission: Without EGR
  • Finish: Dichromate Gold
  • Flange: Square Bore
  • Fuel Inlet: Single
  • Fuel Type: Gasoline
  • Material: Zinc
  • Primary Main Jet: 68
  • Primary Power Valve: 6.5
  • Secondary Main Jet: 89
  • Secondary Type: Vacuum
  • Supercharged Application: No
  • Throttle Bore: 1.563 in.
  • Type: Automotive
  • Usage: Street/Strip
  • Vacuum Port Quantity: 1 timed (spark); 2 full; 1 PCV
  • WARNING CA Proposition 65: Yes
  • WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm -

  • Gold Dichromate Finish For Extreme Off Road Environments
  • Single Feed Fuel Inlet For Ease Of Installation
  • Optimized Off-Road Calibration That Works Out-Of-The-Box
  • Factory Preset Electric Choke For Easy Startups
  • Quick Change Vacuum Housing Cap To Tune For Performance/Fuel Econ
  • One Piece Off-Road Vent Tube Eliminates Fuel Spillover
  • Metering Block For Flood Free Op. 40 deg. Climb/30 deg. Side Hill
  • Limited Lifetime Warranty Defects In Materi

The off-road truck avenger is designed specifically for off-road applications. The unique fuel metering block eliminates fuel spillover through the boosters at extreme angles allowing for 40 degree climbing, 30 degree side hill maneuvers and nose-down descents to avoid hesitations, stalling and flooding typically associated with carbs in an off road environment. The 470 CFM off-road truck avenger is the perfect carburetor for 4 cylinder, V-6, and inline 6 cylinder engines. for Viton(R) is a registered trademark of DuPont Performance Elastomers.

Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors have powered every NASCAR Sprint Cup team and nearly every NHRA Pro-Stock champion for four decades. Now, Holley EFI is dominating the performance world as well as our products for fits GM's LS engine. Holley's products also include performance fuel pumps, intake manifolds & engine dress-up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies - Hooker Headers, Flowtech Exhaust, NOS Nitrous, Weiand, Earl's Performance Plumbing, or Diablosport - Holley products can give you the edge you need over the competition.