A Series 5500 CruiseMaster Fuel Monitoring System will increase any boat's effective range by accurately recording total fuel consumed by pinpointing optimum speed. Now you can spend more time fishing or cruising knowing you have enough fuel to make it to port. CruiseMaster brings you more than peace of mind and increased cruising range, it also pays for itself in better fuel economy. Fits virtually all inboard, I/O, and gas outboard engines.

Installation requires a 3-1/16" diameter hole.

Features:

• Self contained Totalizer with permanent LCD display records fuel consumed up to 9999.9 gallons. Resettable or non-resettable totalizer operating mode.  SPST type switch required for restting totalizer.
• Model 264 Flow Sensor with integral pulsation damper and solid state signal generator for maintenance free use. Installs between tank and fuel pump.
• Model 231 Flow Sensor features extremely low flow resistance. Recommended for outboard engines 150 HP and over where system flow resistance should be minimized. Installs between priming bulb and fuel tank.
• Model 231 Flow Sensor features extremely low flow resistance. Recommended for outboard engines 150 HP and over where system flow resistance should be minimized. Installs between priming bulb and fuel tank.
• Models available with 0-10, 0-20, 0-32, 0-50, and 0-100 GPH scales.  HP rating will determine the best GPH scale to use.
• Twin engine models show the individual flow rates to each engine with an external switch (not supplied), and the Totalizer records the combined fuel consumption of both engines.

Applications:

• Fits Mercruiser and Volvo EFI engines.
• Fits all Mercury Optimax and Evinrude Ficht engines.  Fits all EFI outboard engines.
• Fits all carbureted gas inboard, outboard, and stern drive engines.

For gas EFI engines with fuel return lines that are directly connected to fuel tank such as Crusader and Marine Power EFI engines, contact Defender Customer Service (800) 628-8225.