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Fiat T-Jet 1.4 Engine Specs

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Quick overview

Fiat T-Jet 1.4 is a 1.4L (1368 cc) petrol engine with 120-180 HP, 206-250 Nm, 9.8:1 compression ratio. Fuel consumption: 6.5-8.0 L/100km. Typical service life: 250,000+ km.

120-180
HP
1.4L (1368 cm³)
Displacement
206-250 Nm
Torque
Petrol
Fuel

Description

The Fiat T-Jet 1.4 is a 1.4-liter turbocharged inline-four petrol engine produced from 2005 to 2019, developed as Fiat's small-displacement turbocharged performance option, used across the Fiat Punto and Bravo, the sporting 500 Abarth, and the Alfa Romeo Giulietta. It represented Fiat's move toward small-displacement turbocharging for performance applications, offering genuinely engaging power from a compact engine well suited to Fiat's smaller platforms.

Producing between 120 and 180hp and 206-250Nm of torque from 1,368cc, the T-Jet uses a DOHC 16-valve head, a single turbocharger, and a comparatively low 9.8:1 compression ratio suited to boosted operation, delivering strong, characterful performance particularly appreciated in the 500 Abarth, where the T-Jet became closely associated with the model's sporting reputation, and in the Alfa Romeo Giulietta, where it served as a genuinely engaging performance option.

As with any turbocharged engine of this type, several maintenance considerations are worth understanding on used examples. The timing belt is a critical, interference-engine component and must be replaced strictly on schedule, since belt failure causes significant valve damage - this is an especially important check given the T-Jet's use in performance applications that have often seen spirited driving throughout their lives. The turbocharger requires attentive maintenance, with quality oil and consistent, on-schedule change intervals mattering considerably more here than on a naturally aspirated engine - neglected oil changes are one of the more common causes of premature turbo wear, particularly on examples that have been driven hard. Given the T-Jet's popularity in the 500 Abarth and Giulietta, many examples have been modified or tuned for additional performance, and any prospective buyer should carefully establish a modified car's tuning history and supporting hardware before purchase, since the factory turbo and fueling system have finite headroom for additional power without risking reliability.

General Information

Production Years: 2005-2019
Fuel Type: Petrol
Fuel Consumption: 6.5-8.0 L/100km (29.4-36.2 mpg)
Power (HP): 120-180
Power (kW): 88-132
Displacement: 1.4L (1368 cm³) (83.5 cu.in)
Torque: 206-250 Nm (152-184 lb-ft)
Cylinder Block Alloy: Cast iron
Cylinder Head Alloy: Aluminum alloy
Has Turbo: Yes
Engine Layout: I4
Aspiration Type: Turbocharged
Fuel System: Multi-point injection
Head Type: DOHC, 16 valves
Timing Drive: Timing belt
Cooling Type: Liquid cooling
Cylinders Count: 4

Technical Details

Total Valves: 16
Total Intake Valves: 8
Total Exhaust Valves: 8
Intake Valves per Cylinder: 2
Exhaust Valves per Cylinder: 2
Firing Order: 1-3-4-2
Rings per Piston: 4 (3/1)
Compression Ratio: 9.8:1
Hydraulic Lifters: No
Cylinder Coating: Cast iron sleeve
Minimum Octane: 95

Maintenance

Oil Capacity: 3.5L (3.7 qts)
Recommended Oil: 5W-30 API SN Synthetic
Operating Temperature: 88-105°C (190-221°F)
Thermostat Temperature: 87-92°C (189-198°F)
Service Life (km): 250,000+ (155 miles)
Timing Belt/Chain Interval: 60,000-80,000 km