Holley 12-300 Holley 255 Lph Oe Style Efi Fuel Tank Modules

Frequently Asked Questions

• Q: What is the flow rate of the Holley 12-300 fuel tank module? A: The Holley 12-300 fuel tank module flows two hundred fifty-five liters per hour. This high-pressure unit is designed for electronic fuel injection systems.
• Q: What horsepower can the Holley 12-300 support? A: This fuel tank module supports up to five hundred fifty horsepower. It is ideal for high-performance engines requiring a reliable fuel supply.
• Q: What is the pressure regulation of the Holley 12-300? A: The Holley 12-300 is internally regulated to fifty-eight psi. This feature eliminates the need for an external fuel pressure regulator.
• Q: What are the dimensions of the Holley 12-300 fuel tank module? A: The dimensions are ten inches in length, twenty point twenty-five inches in width, and six point twenty-six inches in height. This compact design fits into various fuel tank setups.
• Q: What materials are used in the Holley 12-300? A: The Holley 12-300 is primarily made from durable automotive-grade materials. It is designed to withstand the rigors of automotive fuel systems.
• Q: How do I install the Holley 12-300 fuel tank module? A: To install, simply replace the factory pick-up and sending unit with the Holley 12-300. Use EFI-rated fuel hose and clamps to connect to the factory fuel hard line.
• Q: Is the Holley 12-300 compatible with all fuel tanks? A: No, the Holley 12-300 is specifically designed for certain GM models. It is not compatible with PWM systems or all fuel tank types.
• Q: Can I use the Holley 12-300 with my existing fuel gauge? A: Yes, the Holley 12-300 includes a pre-calibrated fuel-level sending unit that works with factory fuel gauges. This ensures accurate fuel readings.
• Q: How do I maintain the Holley 12-300 fuel tank module? A: Regular maintenance involves checking for leaks and ensuring connections are secure. It is also important to inspect the HydraMat filter periodically.
• Q: Is the Holley 12-300 safe for high-performance engines? A: Yes, it is designed specifically for high-performance engines producing up to five hundred fifty horsepower. It provides reliable fuel delivery under demanding conditions.
• Q: What should I do if the Holley 12-300 arrives damaged? A: If the Holley 12-300 arrives damaged, contact customer support immediately. Most retailers have a return policy for damaged items.
• Q: Can I return the Holley 12-300 if it doesn't fit? A: Yes, you can typically return it if it doesn't fit. Check the specific return policy of the retailer for details.
• Q: How does the HydraMat filter in the Holley 12-300 work? A: The HydraMat filter uses a unique internal reservoir to keep fuel available at the pick-up. It helps prevent fuel starvation during sudden movements.
• Q: What type of fuel hose do I need for the Holley 12-300? A: You need EFI-rated fuel hose for the Holley 12-300. This ensures compatibility and safety in high-pressure fuel systems.
• Q: Does the Holley 12-300 require a separate return line? A: No, the Holley 12-300 does not require a separate return line. It returns excess fuel directly inside the tank.