Supposedly the 20 is more sophisticated but before i purchased i looked online for reviews of both systems. In this episode we talk about the fast efi 20 issue and try to answer the question of is it worth your money to buy it.
Issues With Ez Efi 2 0 Self Tuner On 1988 Chevrolet Corvette
Fast ez efi 2 0 problems. The 20 was run on the dyno to make those s after initial set up w a carb. Fast ez efi 20 10 12 in. I virtually found no bad reviews on the 10 system. It ran well when i first put it in the car but not for long. Pulled into the comp tent everyday to have the experts dial in a tune to fix the problemnever worked. It is a running total of rpm signal errors the ecu has detected.
Didnt get much time to drive it before power tour so i thought it would run fine on tour. Ez efi 20 self tuning fuel injection. The ez efi comes in two forms the 10 as fast calls it which is the one i have and the 20 which is a few hundred dollars more. Started to run very fat and has ever since. I ordered the efi 20 system in 2013 and had to wait to get it i think i was 54 to receive it. Wrong sunday monday tuesday it ran like crap.
Carb replacement system supports stock to 1200 hp engines. Hope you enjoy it and dont forget to subscribe and like. I had the fast 20 efi installed on the beast1990 chevy pickup 496 ci over the winter. Per ez efi 20 manual the ignition reliability monitor number gives a relative indication of the stability of the rpm signal being fed into the ecu. Advanced color touchscreen hand held doubles as sensor dash.

















