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Increasing MPG
Has anybody read:
Why 200 MPG Is Possible, from Eagle-Research.com What are your thoughts on the information in this booklet? |
Extraordinary claims require extraordinary proof.
A Kubota diesel in a metro with a manual transmission is only good for about 100mpg. The only way I have seen a car get 200mpg is in neutral idling, being flat towed, got about 230mpg. |
1 Attachment(s)
I just need one more throttle spacer to reach 200MPG: (this is 180)
https://ecomodder.com/forum/attachme...1&d=1659637456 |
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The cite: Eagle-research.com is in the post. I don't know how to do hyperlinks or any of that stuff.
It's an interesting book with lots of data a history in it. |
Qoth DDG:
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So the author has apparently moved on from fuel savers to miracle cure devices:
https://www.aquacure4u.com/About |
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Compare to Permalink #6:
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thoughts
The website had a particular odor to it. I'll save my money for the Chrysler Turbo Encabulator
https://www.youtube.com/watch?v=Ac7G7xOG2Ag |
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possible
decades ago, University teams were reporting 7,000-mpg with their SAE and Shell mileage / eco marathons racers.
We were looking at : * Single seating. * around 320-pounds total mass. * Less than 4-square-feet frontal area. * Average track velocity of 22-mph. * Wind-protected course. * Sub-critical Reynolds number. * Bald tires @ 200 psi. * 'Burn-and Coast' ( Momentum Driving ) [ Pulse and Glide ]. * Single-cylinder Briggs & Stratton ICE engine. * Exposed valvetrain, five-valve pent-roof cylinder head. * Bicycle derailleur transmission. * No movement within the 'cabin.' Not even head movement. * No heater. * No air conditioner. * No entertainment system. * No noise insulation. * No vibration isolation. -------------------------------------------------------------------------------------- If we're to discuss a '200-mpg automobile' we'd want some context. - VW 1-liter car - VW L1 - VW XL1 - Tesla Model 3 @ 45-mph with five aboard. |
IIRC someone in the 1950s got close with an old Studebaker with the tires filled with concrete.
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Stude
Wonder if it was the Mobil Economy Run?
I recall: * closed course * very slow acceleration * low average speeds * bald tires * 200-psi inflation pressure * thermally-insulated engines * no water pumps * no pressurized cooling system ( no radiator cap ) * entire plexiglass bubbles enclosing the windshield and hood * zero toe-in in steering tires * zero camber * soft valve springs * Single piston ring * one-barrel carb * remove accelerator pump from carburetor. * no choke * maximum timing advance * no air cleaner * free-wheeling clutches at drive axle * 'momentum driving ' ( burn and coast ) * low-viscosity engine oil * low-viscosity transmission oil * low-viscosity rear axle lube * zero brake-shoe drag * high-gear acceleration * chain-drive |
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concrete
A fella I worked for in college filled his tractor tires with water, and pressurized them with propane!
We never know.:p |
There was a car at the Green Grand Prix several years ago that managed 203 mpg at 45 mpg. It was a Riley Centurion with a Kubota 3 cyl. from Plattsburgh, NY if I recall correctly. My high mileage carb is a Walbro attached to a 35cc bike engine.
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Ain't nobody got time for that.
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400-mpg in 1987
After winning the 1987 World Solar Challenge, Dr. Paul MacCready of AeroVironment ( partly-owned by GM ) who'd been a principle power behind the creation of GM's Sunraycer, and then the GM Impact ( EV1 ), commented that, with a modest ICE powerplant, Sunraycer would be capable of 400-mpg, and if the EV1 received, say, the powerplant from the Geo Storm, we'd be looking at 100-mpg. Something accomplished by GM the next year, when they unveiled their Ultralite concept, with essentially identical aerodynamics to that of the Impact.
It's been reported that, Sunraycer, with it's original full wheel-fairing package measured Cd 0.089 at Cal Tech. As-raced, without the fairings, Cd 0.125. Later Cd 0.143 ( wind-averaged Cd ). For me, Sunraycer has remained an inspiration, and my reason for exploring a 'gapless' tadpole trailer combination, to take advantage of the lower spectrum of drag. If Cd 0.089 holds, this would be one corroboration of Wolf-Heinrich Hucho's 1987 comment about the technical feasibility of Cd 0.09 automobiles. Which makes 200-mpg less of a 'reach' especially in light of electric drive. |
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A 200mpg car that runs like a car, has options and accessories like a car, runs of gasoline is impossible.
I flat towed a Honda Accord once, you're not supposed to flat tow them, with the engine off. So I started it, put it in neutral, reset the MPG and towed it. All it had to do was idle and it only got 250mpg. So having to do things like over come your own tire rolling resistance, aerodynamic drag at usesble highway speeds, run the A/C no way any kind of car is going to get much over 100mpg. Anyone who tells you their car or they know of a car that got 200mpg is blowing smoke up your arse. |
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