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

Citroen Cactus concept car (2013): the first bubble-wrap, bump-free car

French car firm Citroen has enjoyed some success with its range of upmarket DS models – but now it’s turning its attention to the bread-and-butter C-line cars. And the new 2013 Citroen Cactus concept car is the first look at what’s in store for the mainstream Citroen car range. The Citroen Cactus immediately stands out from the crowd of same-again European crossovers because of its novel Airbump system: think of protective bubble-wrap on the doors and bumpers to protect them from scrapes and dings in car parks and you’re not far from the truth.

Hyundai delays Sonata Hybrid deliveries for change in sound device

Delivery to dealerships of most of Hyundai's initial Sonata Hybrids has been delayed until at least late March because the brand is altering the car’s device that emits an artificial engine noise at low speeds. Hyundai planned to have the car available in January but only a small number of the vehicles are in dealer stock, Hyundai spokesman Jim Trainor said. Trainor declined to say how many Sonata Hybrids have arrived in the United States but said about 700 units are in port or at sea.

Concept Car of the Week: Alfa Romeo Giulia 1600 Sport (1965)

Autodelta produced 112 Alfa Romeo TZs between 1963 and 1965. The TZ abbreviation – for Tubulare Zagato – refers to the innovative lightweight spaceframe chassis that kept the weight at an impressive 660kg and assured great performance both on the road and on the track. Out of those desirable TZs, Zagato bodied the vast majority but two of the chassis were also handed to rival carrozzerias Bertone and Pininfarina.