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Boat tail project based on a single wheel trailer...   Boat tail project based on a single wheel trailer...
BamZipPow's epic customization & refinement of a single-wheel, drag-reducing trailer used on his already extensively aero-modified 1998 Toyota T-100 pickup. "Mileage is averaging around 27mpg with the trailer," he says, which he estimates is about a 2 MPG improvement.
By BamZipPow - 918 replies
In forum: Aerodynamics

1946 Chevy Prius Truck   1946 Chevy Prius Truck
Watch how member Hoopie is integrating a 2001 Prius platform & drivetrain into a 1946 Chevy Truck, with the goal of making the changes invisible to the casual observer.
By Hoopie - 178 replies
In forum: Hybrids

Notable eco-cars (old & new) spotted in the wild: post your pics!   Notable eco-cars (old & new) spotted in the wild: post your pics!
Check out interesting and rare eco-cars that people have stumbled across, and share findings of your own!
By MetroMPG - 1101 replies
In forum: General Efficiency Discussion

Automatically actuated grill block - Mk3   Automatically actuated grill block - Mk3
Daox designs an automatically actuated grill shutter. The design is nearly fully 3d printed and controlled via an arduino.
By Daox - 131 replies
In forum: Aerodynamics

Buy a trailer (instead of a pickup truck)   Buy a trailer (instead of a pickup truck)
This is a thread for anyone thinking about getting a pickup truck as a first or second vehicle when adding a trailer to your car would do instead (and save you lots of fuel & money).
By oil pan 4 - 726 replies
In forum: General Efficiency Discussion

Efficient, cheap beaters! Used car ads: 35 mpg highway or more for $1500 or less   Efficient, cheap beaters! Used car ads: 35 mpg highway or more for $1500 or less
People often sign up on the forum seeking advice on cheap, economical beaters. The purpose of this thread is to go beyond the hypothetical, and post actual ads of actual available cars. They're out there, people. (Our non-North American members should feel free to laugh at our concept of 'efficient' little cars.)
By MetroMPG - 440 replies
In forum: For Sale

Urba Centurion Update - (Kubota diesel, 100+ MPG in mixed driving - Fall 2012 on)   Urba Centurion Update - (Kubota diesel, 100+ MPG in mixed driving - Fall 2012 on)
Changzuki describes the progress of this diesel-powered custom car, with Triumph Spitfire manual transmission and rear differential. Top speed from the 850 cc Kubota is 65 mph, and it's returning 100+ MPG in mixed driving.
By changzuki - 639 replies
In forum: EcoModding Central


t vago   t vago's MPGuino workspace thread, continued
Check out t vago's continuous enhancement of the multi-featured MPGuino fuel economy computer / gauge.
By t vago - 123 replies
In forum: OpenGauge / MPGuino FE computer

David   David's 2001 Civic EV (80-100 mile range; 65+ MPH; 8 second 0-60)
TheSGC swaps the guts from his 1996 lead-acid Honda Civic EV into a 2001 Civic body with lithium batteries and a few other updates. In the end, he'll have a DIY electric car with better performance than a Nissan Leaf.
By TheSGC - 343 replies
In forum: Fossil Fuel Free

1st Gen Toyota Tundra Aeroshell Build   1st Gen Toyota Tundra Aeroshell Build
Macskyver chronicles the building of his beautiful wooden aeroshell for his Toyota Tundra.
By Macskyver - 188 replies
In forum: Aerodynamics

Paul & Sabrina   Paul & Sabrina's cheap DIY 144v motor controller
A thread and project of epic proportions where Paul designs a DIY 144V DC electric motor controller.
By MPaulHolmes - 7164 replies
In forum: Open ReVolt: open source DC motor controller

You know you   You know you're an ecomodder if...
One of the more popular threads on EcoModder, this is a lighthearted and tongue-in-cheek look at the many potential signs and symptoms that you may be more interested in fuel economy than the average person...
By Tango Charlie - 2138 replies
In forum: The Lounge

Old square sedan kammback   Old square sedan kammback
Joris documents the construction and testing of a nicely made aluminum-skinned Kammback on his (very squared off) notchback Euro Volvo sedan. The addition is cleverly attached at the drip rails and hinged to preserve access to the factory trunk/boot.
By Joris - 71 replies
In forum: Aerodynamics

CarBEN EV5 Full Sized Prototype Construction - 5 Seat Electric Car From Scratch   CarBEN EV5 Full Sized Prototype Construction - 5 Seat Electric Car From Scratch
NeilBlanchard has begun the construction process to build the full-sized prototype of his aerodynamic 5-passenger electric car he's nicknamed "CarBEN EV5". The prototype is being assembled with rigid foam sheets cut on a CNC machine.
By NeilBlanchard - 724 replies
In forum: DIY / How-to

Third Conversion, ultra efficient (1993 Geo Metro EV)   Third Conversion, ultra efficient (1993 Geo Metro EV)
EVmetro shares a wonderful thread on restoring and converting his 1993 Geo Metro to an electric vehicle.
By EVmetro - 80 replies
In forum: Fossil Fuel Free

Slow progress but progress (DIY two seater tadpole trike, 9hp Honda diesel)   Slow progress but progress (DIY two seater tadpole trike, 9hp Honda diesel)
Old Mechanic is developing an efficient, aerodynamic platform for a tadpole vehicle with the flexibility to run various drivetrains, including (ultimately) his patented hydraulic hybrid drive system. Initial plans are to power it with a single cylinder Honda diesel mated to a Harley 5 speed.
By user removed - 393 replies
In forum: EcoModding Central

Speed vs. MPG charts (post   Speed vs. MPG charts (post 'em if you got 'em)
The speed at which you choose to drive has the biggest impact on your highway fuel consumption. This fact is nicely demonstrated by this collection of graphs showing the relationship of MPH to MPG in a variety of vehicles, from a 55 hp Geo Metro to a 505 hp Corvette, and many others in between.
By bluejoey - 169 replies
In forum: Hypermiling / EcoDriver's Ed

02 G1 Insight with many ecomods- 999.6 mile tank @ 105 MPG   02 G1 Insight with many ecomods- 999.6 mile tank @ 105 MPG
The donkey CRX has another epic build, this time with his 1st generation Honda Insight.
By The donkey CRX - 130 replies
In forum: EcoModding Central

Recumbent Honda 90   Recumbent Honda 90
Ironside customizes and aeromods his Honda 90 motorcycle into a recumbent.
By Ironside - 150 replies
In forum: Motorcycles / Scooters

Why no more lean burn??   Why no more lean burn??
If the Honda Insight, Civic VX and HX were so good at achieving high mileage with lean burn, why is it not in all current Hondas and other economy cars? This thread looks at reasons for its demise & possible return in new cars.
By Mad Adder - 102 replies
In forum: General Efficiency Discussion





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