Fiat 2000. 1980 Fiat 124 Spider 2.0L L4 GAS Standard 5 Speed Convertible Added Oct 2017 • 16 Fuel-ups. Get an accurate view of your vehicles fuel economy; 772 posts · Joined 2016. #18 · Jun 29, 2017. The US manual says Premium Unleaded 91 Octane or above (96 RON and above) Then it goes on: "Regular unleaded fuel with an octane rating from 87 to 90 (91 to 95 RON) can be used, but this will reduce performance slightly, such as reduced engine output and engine knocking." Fuel consumption using TMC Stage 1. Good afternoon gentleman. Few weeks ago I put TMC Stage 1 to my MultiAir engine and it runs flawlessly and the difference between stock and tuned are definitely noticeable. However, I noticed significant increase in fuel consumption, from 10 - 11 L per 100 km to 18 - 22 depending of how bad traffic in the Fuel Economy of the 2018 Fiat 124 Spider. Compare the gas mileage and greenhouse gas emissions of the 2018 Fiat 124 Spider side-by-side with other cars and trucks. Search over 176 used FIAT Convertibles. TrueCar has over 719,373 listings nationwide, updated daily. Come find a great deal on used FIAT Convertibles in your area today! MPG. City MPG: 25. city. Highway MPG: 36. highway. 3.4 gals/ 100 miles. 2020 Fiat 124 Spider 4 cyl, 1.4 L, Manual 6-spd. Premium Gasoline. Not Available. Search by make for fuel efficient new and used cars and trucks 2019 Fiat 124 Spider 4 cyl, 1.4 L, Automatic 6-spd Premium Gasoline: Not Available. MPG & Gas Mileage Data. More about the 2017 124 Spider. Photos & Videos. Select model. 30 MPG. EPA Combined City/Hwy. 26 City. 35 Highway. Used & Repairable Salvage 2017 FIAT 124 SPIDER CLASSICA for sale in GA - ATLANTA SOUTH on Thu. Jan 18, 2024. FUEL TYPE HORSEPOWER FUEL ECONOMY CITY/HWY FUEL CAPACITY Check out Fiat 124 Spider performance: engine, horsepower, 0-60 times, transmission, acceleration and more at CarBuzz Fiat 124 Spider Fuel Economy (Cty/Hwy) 26/35: 26/35: 26/35: Download app grWW.