The [unit] is easy to read and quick to respond. I have multiple EI units and have had good experiences with all.
- Customer
Thomas C. from Maine
- Aircraft
Maule M-5-235C Luna Rocket
- EI Instrument
Look at our FT-90, engineered for gravity fed engines, see below for more details.
8am–4:30pm PST M–F
[mbhi location="Main"]
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| Model | FT-60 | FT-90 | FT-180 |
| Engine Type | Up to 350 HP engines, engine driven fuel pumps only. | 350-550 HP engines, gravity fed engines. | 550 HP+ engines, engine driven fuel pumps only. |
| Fuel Flow | .6 to 70+ GPH | 2 to 125+ GPH | 2 to 250+ GPH |
| Connection | 1/4″ female NPT | 1/4″ female NPT | 1/4″ female NPT with #8 male flare adapters |
| Typical Use | Piston with Fuel Pump | Piston Gravity Fed | TurboProp |
| Specifications | Download Info Sheet | Download Info Sheet | Download Info Sheet |
FT-60 Fuel Flow Transducer
FT-60
$388

The [unit] is easy to read and quick to respond. I have multiple EI units and have had good experiences with all.
Great company to deal with. Excellent customer service. [I chose this E.I. instrument because it’s] simple and easy to use.
While the installation is not quite done yet, I have seen the unit in my aircraft with the engine running and the monitor producing numbers. It looks very good and I cannot wait to go flying with it!
I really enjoy your products [because they are] simple and easy to use and affordable.
I like how the kits ship with everything needed for install and the wire labeling was very helpful.
Nice experience working with [sales]… to configure my gauges.” Reason I chose EI? “Past experience with EI.
Works great!
Sales reps have been very friendly and helpful.
Haven’t used it yet, but we are excited to & Love the way it looks!!
Looks great. Works great.
Installation went great. The Fuel Flow is dead on.
[Customer service] is great!