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  1. 25 year old Audi that got 100 mpg U.K.
  2. Prior art?
  3. Ignition timing BTDC on Volvo B21A motor
  4. Jet-fueled 2-stroke diesel V-4
  5. Gambler 500 is good for the environment. Who knew?
  6. 4th gear for maximum efficency?
  7. Mechanism of micro-explosion of water-in-oil emulsified fuel droplet
  8. Heat Engines
  9. Ratio Zero Transmission
  10. How dirty is a CONSTANT RPM 2-stroke with a Tune-Pipe?
  11. Weichai Power Unveils World’s First Diesel Engine with 53.09% Thermal Efficiency
  12. A review of water injection applied on the internal combustion engine
  13. How are you protecting your rear?
  14. How about a 2000V VFD 0.5HP motator?
  15. Plasma assisted combustion
  16. Ioniq 6 efficiency
  17. Economy competition
  18. I didn't know a diesel manual tempo existed
  19. 1985 Diesel, here I go again!
  20. Passive passenger compartment cooling
  21. Dimpled Pistons: 20%+ better (Diesel) fuel economy!??
  22. Cost vs. practicality?
  23. MONOCAB OWL
  24. Low Rolling Resistance -- it's The Law
  25. Carbon footprint sectors
  26. Narrowing down the list of great ecomodding older vehicles
  27. 4th Gen Honda Jazz (Fit) Mini-Review
  28. Munro on Cyber Truck
  29. first gen toyota tacoma manual transmission losses.
  30. Ecomodder Wiki question
  31. Revenge of the swamp cooler
  32. Probramed Bad MPG!!!???
  33. Help me eco mod my i3!
  34. Benchmarks EV and REx range
  35. Evaluate EV battery capacity
  36. Incremental Robo-forming
  37. Story about near cross country trip on a single tank of gas?
  38. How hot is too hot? Intake air temp - 2015 mirage
  39. Narrow tires with a bad fuel ranking or wider lrr tires?
  40. Should I replace my car? Is this too much rust?
  41. Spark plugs
  42. jeep in a box
  43. Half-ton vs One-ton MPG (F-150 vs Superduty MPG)
  44. Eco mod my predator 459cc times 2
  45. Boatloads of megawatts
  46. Ecomod my gx390
  47. impact of wheel size versus wheel cover
  48. Ecomod my generator
  49. VW LUPO 3L
  50. Non-LRR tires for an MK4 Jetta TDI Wagon?
  51. Best LRR tire for Diesel Chevy Cruze
  52. Ways to increase the efficiency of a GM 5.3L
  53. What does an economic GM 5.3L build look like?
  54. Economy after larger tire
  55. Supertruck II
  56. Lightweight Manual Transmission & Differential Fluid
  57. Tesla Semi Truck
  58. CAFE corporate average fuel economy ... works?
  59. Tire Truing
  60. Edmunds TCO, what's the cheapest car?
  61. Ecomodder on Donut media
  62. 2022 Honda Civic e:HEV Hatchback
  63. Dream Fusion A.I. - 3D models from text prompts.
  64. Carbon monoxide is bad mmmmk
  65. Efficient alignment
  66. Calling all Geo Metro heads! Advice sought.
  67. MAF and IAT signal mods...
  68. Hyundai's new HYDROGEN HYBRID!
  69. Is 1:1 gearing really more efficient?
  70. '98 Trans Am 40mpg
  71. Large Blower Fan VS. AC
  72. Ethanol vs Ethanol FREE gas mpg?
  73. Slowness equals suspicion???
  74. Window tint reverse heat insulation?
  75. Changed home to get better mpgs???
  76. Bernoulli And The Wind Wall
  77. Wild thought related to engine management
  78. Need help picking out a car when I move overseas
  79. America Was Wrong About Ethanol - Study Shows
  80. 2 stroke oil in fuel for economy boost?
  81. Tesla preconditioning
  82. Predicting EV performance
  83. ITBs as an eco mod?
  84. Scuderi Cycle rises from it's tomb
  85. Pump Jets And Propellers Explained
  86. electrive.com: Parallel Systems reveals a rail innovation
  87. Wall Street Journal: For Maximum EV Efficiency, Stick to 25 Miles an Hour, Ignore Angry Drivers
  88. Spherical Solar
  89. Let's make a train
  90. Calculating cost savings of owning fuel efficient second car for commute?
  91. MPG of cars without powersteering?
  92. Simplest engine, pros and cons?
  93. cycling A/C or simply run it at a higher temperature?
  94. Faster backwards?
  95. How to kill mileage in a plug-in hybrid C-max
  96. Weight Vs. Economy
  97. How small is too small for an engine?
  98. Omnidirectional Transport
  99. Variable Discharge Turbine
  100. To crossover or not to crossover? (Possible rant)
  101. Software Defined Power
  102. Tire width and economy
  103. Dwarf cars: how good is the fuel economy?
  104. Basic MPG info
  105. ALH TDI Experiences?
  106. 2019 Chevy Bolt Lt Efficiency
  107. Alfadan 654 HP inline four
  108. Virgin Hyperloop One human test Demo on Bloomberg QuickTake 5-20-21
  109. Non static main battery location
  110. Can someone please explain how this technology existed 31 years ago & where’d it go?
  111. Zippar, new-gen electric ropeway system
  112. Cyber Attack --> Gas Price Increase?
  113. Energy per distance, better than gallons/liters?
  114. Audi 100 2.5 TDi (C3)
  115. Highest MPG small cargo vans?
  116. 100+ MPG Prius
  117. Hydrogen ICE can still make those beautiful exhaust sounds
  118. Google Maps will show most fuel efficient route
  119. Washington State's 'Clean Cars 2030' Bill, ban sale of ICE vehicles
  120. Chinese Great Wall Motor's Ora EV Beetle
  121. Top mpg nin hybrid cars at 70+ mph?
  122. Hood Bra
  123. Beta Technologies' ALIA-250 electric aircraft
  124. Another Altenator thread-smart charging using tilt sensor
  125. Best practices for staging project mods?
  126. Voltswagen of America, a new unit of Volkswagen Group
  127. 19bonestock88’s first generation L61 build thread
  128. Most economical minivan?
  129. Radiator fan power draw on highway?
  130. Heat Battery
  131. This has been in the works for a few years.
  132. Porsche hopes they can slow down the extinction of ICE vehicles!
  133. Tires make a BIG difference!
  134. 3 cylinder water cooled vs 2 cylinder air cooled thoughts on possible conversion
  135. 4S LiFePO4 as car battery without BMS?
  136. Cruise RPM on the torque curve
  137. Interesting reading
  138. The Problem With Tesla's Differential Strategy
  139. VW Öko-Polo - 138mpg?
  140. Tire/wheel weight and mpg
  141. Most fuel efficient hatchback?
  142. Pulstar Spark Plugs
  143. Add electric motor to extend range?
  144. MAHLE Jet Ignition to be used in production cars.
  145. Any 30 mpg vans you can recommend for camping?
  146. Fireplace Blower
  147. Moon Discs for Sale
  148. Fast warm up ideas: diesel fired air heater.
  149. Mazda Rotary Range Extender Confirmed
  150. PHEV more environmental than EV
  151. Gen 2 Prius..short trips only?
  152. Road surface effect on mpg
  153. Kayaks on roof vs towed behind on small trailer
  154. Saved Energy and Didn't Burn the House Down
  155. Time for a new mower.
  156. Tesla Model 3 battery degradation tuning
  157. Traffic Jam Motor
  158. The Critical Engineering Manifesto
  159. Article - Stiffer roadways could improve truck fuel efficiency
  160. MPGomatic's YouTube Channel
  161. Electric or hybrid air transportation developments
  162. Anyone buy & store fuel?
  163. Typical Energy Expenditure %
  164. Hyundai CVVD
  165. YET ANOTHER reason to love Billy Idol
  166. Worldwide Harmonised Light Vehicle Test Procedure (WLTP)
  167. Fuel pump and carb vehicle questions
  168. My Solar PV Thread
  169. Vacuum engine to improve fuel efficiency? (after burner engine)
  170. Snow Tires
  171. Thoughts about CO2, CATs, & gasoline fuel economy
  172. Mirrorless Trucks Gain Heavy Favor In NHTSA Proposal
  173. Tire efficiency
  174. Tallest displacement*gearing vehicle?
  175. ATF and effect on Fuel Economy?
  176. 2021 Toyota RAV4 Prime - 302 hp & 39 mile EV range
  177. I just bought Canada's cheapest 3-cylinder Mitsubishi Mirage. EcoMods now in progress...
  178. Ozone in intake manifold
  179. SEMA build quality
  180. Thottle Contoller
  181. sandia.gov: Ducted fuel injection promises cleaner combustion
  182. Turbos are going electric—and becoming part of hybrid powertrains
  183. Axle buying strategies?
  184. Can't do pulse and glide at night?
  185. 2013 C-Max energi for new car?
  186. Pulse and glide technique, does it really work?
  187. How is ignition timing controlled?
  188. Sharing a car with a non-hypermiling spouse
  189. My Metro died. What car should I get? Thinking Camry/Accord appliance.
  190. Buying Hypermiling car Mitsubishi Mirage or?
  191. //// Atkinson cycle Diesel ////
  192. What could cause lower than expected MPG [mechanically]?
  193. Used 2016 Toyota Mirai $5000 ain’t got no hydrogen
  194. What about engine degradation?
  195. Porsche Type 64 video
  196. How much power does AC use? Dyno test
  197. Water cooled exhaust manifold = 20% fuel economy gain
  198. 2020 Silverado Diesel 3.0 EPA Rated...
  199. CB Radio as FE Tool
  200. How much does your ac affect your mileage?
  201. Rear decklid spoiler: design discussion
  202. Toyota Solar Prius being Tested
  203. What do E.U. LRR tire labels tell us about North American tires? Anything?
  204. Brother got a 2012 Scion/Toyota Xb 5-speed. Saw 37 mpg city in it.
  205. Munro EV conference
  206. Tires, is there a right answer?
  207. The Cobalt can still do it
  208. Some Standard Range Plus Model 3 metrics
  209. A new blog for EV World I can not publish
  210. Which effected my MPG more: elevation or weight of passengers?
  211. The 12 quickest cars (with engines) with 40+ mpg EPA highway ratings
  212. Ontario to raise freeway speed limit in pilot project
  213. Record Vancouver Fuel Prices (reporter seeking BC ecomodders to interview)
  214. So you wanna build a muscle-modded ecocar or an ecomodded muscle car? What is that?
  215. The quantum in quantum thermodynamics
  216. My ideas of a super MPG Van:
  217. Bridgestone article on rolling resistance
  218. Single axle or tandem trailer?
  219. Best Civic VX Tires
  220. Cold Air Intakes
  221. Is a 50 MPG Corvette Possible?
  222. Transmission/gearing question
  223. NYT reporter asking for advice
  224. Electrically Assisted Thermostat
  225. Free gasoline in Oklahoma, other states too?
  226. 2018 was the last year you could buy a full-sized pickup truck with a manual transmission
  227. economy better in the hills?
  228. Air intake temp on fuel consumption
  229. economy better in the hills?
  230. Plugshare trip planning
  231. Warm up engine before driving?
  232. Trend reversal: GM's new pickup trucks get worse MPG than last year's models
  233. Lightweight 20lb seats coming to a race car near you
  234. 2019 Subaru Crosstrek Plugin Hybrid
  235. EU tire label listing?
  236. Grill Blocking in warmer climates
  237. 680HP & 850Nm, but it'll coast engine off !
  238. Electric power steering controller
  239. Where to from here
  240. Toyota 2.0L M20A-KFS dynamic force engine
  241. City MPG vs Highway MPG- What Affects Each?
  242. Anyone tried Hankook Kinergy ST tires?
  243. Toyota Highlander Stop Start
  244. My new miser
  245. Ouch! Friend's Ford F-150 lifetime fuel consumption: 14.7 MPG US = 16 L/100 km
  246. Best cheap used vehicle?
  247. Anyone we know? CurbsideClassic posts an aero-Metro spotted in Fort Collins, CO
  248. Will Turnip permit 15% ethanol year-round?
  249. Civic VX poor mpgs help
  250. Engineering Explained: How much fuel does idling consume?