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THX 138 · 04-08-2016, 01:49 PM

I started driving my '89 Firebird again. 5.0L V8 automatic, 2.73 gears. It gets 14mpg currently in a 30 mile commute (one way). I want to try to improve that. Where should I start? I was thinking to switch from throttle body injection to tuned port injection with an aftertmarket ECU.
Thanks

04-08-2016, 01:49 PM	#1 (permalink)
THX 138 EcoModding Lurker Join Date: Feb 2012 Location: Los Angeles Posts: 1 Thanks: 0 Thanked 0 Times in 0 Posts	tuning forum? new old car. where to start? I started driving my '89 Firebird again. 5.0L V8 automatic, 2.73 gears. It gets 14mpg currently in a 30 mile commute (one way). I want to try to improve that. Where should I start? I was thinking to switch from throttle body injection to tuned port injection with an aftertmarket ECU. Thanks