Common rail
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Common rail direct fuel injection is a direct fuel injection system built around a high-pressure fuel rail feeding solenoid valves. This pressure is typically over 2,000 bar or 200 MPa or 29,000 psi.
Diesel fuel injector as installed in a MAN V8 Diesel engine
Common rail fuel system on a Volvo truck engine
Bosch common rail diesel fuel injector from a Volvo truck engine
Fiat JTD engine
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Multijet is a Fiat and General Motors joint venture, established in 1996, in manufacturing diesel engines with turbo and common rail direct injection technology. Most of the Fiat S.p.A., Fiat Professi
JTDm engine cover of Alfa Romeo 159
JTDm 2 engine cover of Alfa Romeo Giulietta
Engine cover of an Alfa Romeo 166 2.4 JTD
Right side view, from Saab 9-5