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 0-80559 Marine carburetor is designed with a universal calibration good for marine engines where a mechanical secondary 4150 model 4BBL with electric choke is required
Gold Dichromate finish for corrosion resistance and classic Holley looks
Performance Marine Calibration
Factory preset electric choke for easy startups
Mechanical secondaries for awesome performance
Dual accelerator pumps for additional fuel under initial acceleration
Dual feed fuel inlets for constant high volume fuel delivery
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!