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Fiat 875 cc two cylinder TwinAir engine featuring Multiair technology. MultiAir or Multiair is a hydraulically-actuated variable valve timing (VVT) and variable valve lift (VVL) engine technology enabling "cylinder by cylinder, stroke by stroke" [1] control of intake air directly via a gasoline engine's inlet valves.
Fiat was the first auto manufacturer to patent a functional automotive variable valve timing system which included variable lift. Developed by Giovanni Torazza in the late 1960s, the system used hydraulic pressure to vary the fulcrum of the cam followers (US Patent 3,641,988). [ 1 ]
The 500L Adventurer is a version of 5-seat Fiat 500L with bright white body colour, with Mopar roof rails and a roof basket, and many other accessories from the Mopar range. The 500L Thalassa is based on the Fiat 500 Beach Cruiser from 2012, with bright orange body work and 18" orange wheels and other Mopar accessories. [66]
Fiat's TwinAir debuted at Internationale Automobil-Ausstellung 2007 in the Fiat Panda Aria concept car. [ 3 ] as an 80 PS (59 kW), turbocharged, CNG-hydrogen mix and gasoline bifuel unit. The production TwinAir engine was launched at the 2010 Geneva Motor Show in 85 PS (63 kW), turbocharged gasoline form and became available later in 2010 in ...
The Alfa Romeo Twin Spark engine, introduced in the 1987 Alfa Romeo 75, also uses variable valve timing. [3] [4] The Alfa system varies the phase (not the duration) of the cam timing and operates on the inlet camshaft. [5] Alfa Romeo's variator is a cylindrical chamber that contains a pressure chamber and piston along with helical splines.
In addition to VVT, some versions also feature variable-length intake manifold (VIS). Earlier Alfa Romeo versions use the Twin Spark ignition system. There is also a version of the four cylinder 2.0 L (1,970 cc) block using direct injection , used only in Alfa Romeo's vehicles, dubbed as JTS .
One year later, a turbocharged variety of the StarJet was introduced under the name "T-Jet", and a MultiAir (adding electro-hydraulic intake valve driving, with variable timing, lift and profile) version was added in 2009, available in either naturally aspirated and turbocharged forms. It reached 190 PS on the Abarth 695 Biposto.
The Fiat 124 Spider (Type 348), is a front-engine, rear-drive, two-passenger roadster manufactured by Mazda for FCA over a single generation. The 124 debuted at the 2015 LA Auto Show for model year 2016, [ 8 ] with production reaching just over 41,000 for model years 2016-2020.