The 1.4-liter Opel X14XE engine, which was manufactured at the Hungarian facility between 1994 and 2001, was fitted to a number of the company’s well-known compact models, including the Corsa, Tigra, and Astra. This power unit was given a different Z14XE index after it was upgraded to meet EURO 4 environmental standards.

X12XE, X14XE, X16XEL, X16SZR, X18XE, and X18XE1 are all part of the X10 line.
The engine was mounted on:
- Opel Astra F (T92) in 1996 – 2000; Astra G (T98) in 1998 – 2000;
- Opel Corsa B (S93) in 1994 – 2000;
- Opel Tigra A (S93) in 1994 – 2001.
Specifications
| Production years | 1994-2001 |
| Displacement, cc | 1389 |
| Fuel system | distributed injection |
| Power output, hp | 90 |
| Torque output, Nm | 125 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 77.6 |
| Piston stroke, mm | 73.4 |
| Compression ratio | 10.5 |
| Features | no |
| Hydraulic lifters | yes |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.5 |
| Fuel type | petrol |
| Euro standards | EURO 2 |
| Fuel consumption, L/100 km (for Opel Tigra 1999) — city — highway — combined |
10.5 5.5 7.3 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 115 |
Disadvantages of the X14XE engine
The primary issue with valve stem seals detaching from the valve guides
As a result, the owners start using oil, and decarbonization doesn’t help;
The timing belt resource is only 60,000 km long, and the valves typically bend when it breaks;
A clogged EGR valve is the reason behind traction failures and floating engine speeds.
Oil leaks and ignition system malfunctions are typically linked to the remaining malfunctions.
