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XR3 Hybrid: Personal Mobility Vehicle (PMV) Automotive Prototype Project
Order Online - or - by Phone, Fax, or Mail Plans Include... (SEE IMAGE) Standard Plans... 18 D-size drawings (24 x 36 inch) One - 36 x 62 drawing with full size templates One 8-1/2 x 11 inch, 149-page Construction Manual containing over 200 photos& illustrations. Deluxe Plans... All Standard Plans contents, plus... One data CD-ROM with 3D SolidWorks ...
 XR3 Plug-in Hybrid gets 225mpg!!! (video)
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XR3 Plug-in Hybrid gets 225mpg!!! (video)
youtube.com — The XR3 is a diesel-electric hybrid that gets 125mpg on diesel-only mode and over 225mpg on hybrid... mode. You can buy plans for building this car at www.rqril... (more) XR3 Plug-in Hybrid gets 225mpg!!! (video)
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DIY XR3 225 MPG Hybrid Car Kit Finally Finished, Hits the Road Soon for $25,000 [DIY]
Gizmodo — ... market is tougher than expected, because just this week word was the XR3 was finally finished and "coming soon"—again. And while the video of the completed car in action made me think of Centauri from The Last Starfighter for some reason, this futuristic looking kit actually uses readily available 21rst century innards to get from A to B. We hope "soon" this year doesn't mean "in one year" like it did in 2007. [Robert Q. Riley Enterprises via MAKE] ...

XR3 Hybrid Car Kit
Gear Live — ... 40 miles distance. You can build the XR3 in a diesel only model for less than $10,000.00 while a Li-ion version can cost up to $25,000.00. Plans will set you back $170.00 to $200.00. Tags: car (T), diesel (T), diy (T), energy efficient (T), li-ion battery (T), robert q. riley (T), transportation (T), xr3 hybrid kit (T) Read More | R Q Riley ...

XR3 : DIY Hybrid Car
Fashionfunky.com — ... 200-mpg. The XR-3 Standard Plans Package is $170. The package includes eighteen D-size (24 x 36 inch) drawing sheets, one 32 x 64 inch full-size template sheet, and a 149-page construction/technical manual with over 200 photos and illustrations. The XR-3 Deluxe Plans Package is $200. The Deluxe version includes everything from the Standard version plus two CD-ROMs and one DVD. Creating the car itself would cost anything from 10,000$ to 25,000$ USD. Get the full details at the official web site. ...

The XR3 3 Wheeled Hybrid Vehicle Is All Future
GadgetReview — ... battery power.  Combined, the hybrid system can produce more than 200mpg.  Top speed of the car maxes out at 80mph and if you’re looking for a bit of customization, or perhaps trying to take advantage of the summer weather the canopy can be switched out for an open air roadster setup.  No word on price or a release date, but you can order kit plans for as little as $99.50. [via Autoblogreen] Read ...

What's This Guy Driving?
Boing Boing Gadgets — ... Since the early 1980s, Riley's refined his reverse trike design quite a bit. The XR3 plug-in hybrid is essentially a re-tooled version of the Tri-Magnum. ...

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inhabitat.com 9/9/2008 — Robert Riley’s XR3 is an incredible machine that is able to achieve over 125mpg on biodiesel and a whoping 225mpg in hybrid mode. With its sleek composite shell and ultra-efficient engine we were expecting to see a stratospheric price tag, ...
XR3 Hybrid Car Kit
gearlive.com 8/31/2008 — DIY mechanics can now build a Hybrid to save some bucks and help the planet. The XR3 holds two passengers and can get 125 mpg on diesel and 225 mpg when combined with electricity. Weighing a mere 1,480 lbs., designer Robert Q. Riley promises fast ...
XR3: 225 mpg hybrid car kit
blog.makezine.com 8/17/2008 — I can't say that I am a big fan of the looks of this car, but the 225 miles per gallon is hard to beat. The car has an electric rear drive system with a Kubota diesel system when the lithium batteries run out. Apparently you will be able to ...