Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Visteon unveils C-Beyond concept

Car Design News was recently invited to a preview of Visteon's C-Beyond concept, which makes its full debut at the Paris motor show in September. Based on a Citroën C4 Picasso, the C-Beyond is a showcase for new technologies – primarily focused on the car's interior, which permit a degree of flexibility and design expression. The C-Beyond simply looks like a C4 Picasso that incorporates new LED lighting technology.

Toyota Aqua

Lining up alongside Toyota's trio of concepts in Tokyo will be the Aqua, or Prius C as it will be known in some markets. The B-segment Aqua forms the smallest member of the Prius family and shares a little its relations' DNA. Its silhouette apes that of the larger Prius as far as its B-pillar, with a smooth transition from hood to screen, but continues to a more conventional, high tailgate to optimize cabin space.

rusEFI: Open-source homebuilt fuel-injection set to rival Megasquirt

Electronic fuel-delivery and ignition controls have given us a new golden age of engine efficiency and performance. Most of us would never go back to the dark ages—say, before 1990—when you could still buy new vehicles with carburetors and clunky distributors. From the point of view of those of us who like to modify our cars, however, the black-box nature of engine-control computers limits our options for making changes to how our fuel-delivery and ignition systems function.