Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - "MPGiata" modding thread: aiming for 50 MPG with a 1990 Miata. Update: success, 55 MPG!

MetroMPG · 11-01-2017, 11:45 AM

2018's emission test will confirm whether the change to the MAF spring tension keeps things within specs. Given the soot in the tailpipe prior to the change (suggesting a rich condition), I'd bet it's still OK.

11-01-2017, 11:45 AM	#102 (permalink)
MetroMPG Batman Junior Join Date: Nov 2007 Location: 1000 Islands, Ontario, Canada Posts: 22,534 Blackfly - '98 Geo Metro Team Metro Last 3: 70.09 mpg (US) MPGiata - '90 Mazda Miata 90 day: 54.46 mpg (US) Appliance car Mirage - '14 Mitsubishi Mirage ES (base) 90 day: 57.73 mpg (US) Thanks: 4,082 Thanked 6,979 Times in 3,614 Posts	2018's emission test will confirm whether the change to the MAF spring tension keeps things within specs. Given the soot in the tailpipe prior to the change (suggesting a rich condition), I'd bet it's still OK. __________________ Project MPGiata! Mods for getting 50+ MPG from a 1990 Miata Honda mods: Ecomodding my $800 Honda Fit 5-speed beater Mitsu mods: 70 MPG in my ecomodded, dirt cheap, 3-cylinder Mirage. Ecodriving test: Manual vs. automatic transmission MPG showdown EcoModder has launched a forum for the efficient new Mitsubishi Mirage www.MetroMPG.com - fuel efficiency info for Geo Metro owners www.ForkenSwift.com - electric car conversion on a beer budget