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Holley Performance 0-85770 Street Avenger Carburetor

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Street Avenger Carburetor

Street Avenger Carburetor; 4 bbl; 770 cfm; Model 4150; Vacuum Secondary; Manual Choke; Gasoline; Dual Fuel Inlet; 1.688 in. Throttle Bore; Down Leg Booster; Alum; Shiny Finish;

  • Barrel: Four
  • Booster Type: Down Leg
  • Carburetor Type: 4150
  • CFM: 770
  • Choke: Manual
  • Emission: Without EGR
  • Finish: Shiny
  • Flange: Square Bore
  • Fuel Inlet: Dual
  • Fuel Type: Gasoline
  • Material: Aluminum
  • Primary Main Jet: 70
  • Primary Power Valve: 6.5
  • Secondary Main Jet: 75
  • Secondary Type: Vacuum
  • Supercharged Application: No
  • Throttle Bore: 1.688 in.
  • Type: Automotive
  • Usage: Street/Hi-Performance
  • 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 -

  • Features A Tumble Polished Finish Can Also Be Hand Polished
  • Optimized Street Calibration That Works Out Of The Box
  • Manual Choke For Precise Cold Start Control
  • Glass Fuel Level Sight Windows For Easy Safe Float Adjustments
  • Quick Change Vacuum Secondaries Allows A Wide Range Of Vehicles
  • 44% Weight Savings
  • 4 Corner Idle Allows You To Precisely Control Your Idle System
  • No Unnecessary Trips Back To The Parts Store
  • Limited Lifetime Wa

Square flange bolt pattern. Performance calibrated. The ultimate vacuum secondary street performance upgrade.

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.