All Holley Marine Carburetors are designed to meet Coast Guard specifications. A marine carburetors fuel metering system is calibrated to compensate for unique engine loads found on boats. The J-style vent tubes direct fuel/fumes back into the carburetor for safe operation while on rough waters.

The Holley 0-80537 Marine carburetor is designed with a universal calibration good for marine engines where a 4150 model 4BBL is required

Features:
  • Gold Dichromate finish for corrosion resistance and classic Holley looks
  • Performance Marine Calibration
  • Manual (Cable driven, hand operated) choke for precise cold start control
  • Mechanical secondaries for awesome performance
  • Dual accelerator pumps for additional fuel under initial acceleration
  • Dual feed fuel inlets for constant high volume fuel delivery
  • 4 corner idle allows you to precisely control your idle system
  • J-Style Vent Tubes
  • Meets Coast Guard Specifications
  • Power valve blow-out protection
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!
  • All Holley Marine Carburetors are designed to meet Coast Guard specifications. A marine carburetors fuel metering system is calibrated to compensate for unique engine loads found on boats. The J-style vent tubes direct fuel/fumes back into the carburetor for safe operation while on rough waters.

    The Holley 0-80537 Marine carburetor is designed with a universal calibration good for marine engines where a 4150 model 4BBL is required

    Features:
  • Gold Dichromate finish for corrosion resistance and classic Holley looks
  • Performance Marine Calibration
  • Manual (Cable driven, hand operated) choke for precise cold start control
  • Mechanical secondaries for awesome performance
  • Dual accelerator pumps for additional fuel under initial acceleration
  • Dual feed fuel inlets for constant high volume fuel delivery
  • 4 corner idle allows you to precisely control your idle system
  • J-Style Vent Tubes
  • Meets Coast Guard Specifications
  • Power valve blow-out protection
  • 100% wet-flow tested by Holley technicians to assure it arrives ready to run!