PSA XU engine

The PSA XU are a series of internal combustion engines that are used in Peugeot and Citroën automobiles. Even in 2013, the motor is used in the Peugeot 405 produced in Iran.

The XU engines were introduced in 1981 with the Peugeot 305. He was a SOHC or DOHC engine with two or four valves per cylinder, with gasoline as a fuel. He was installed only tilted transversely around 30 ° only in front wheel drive vehicles. The engine capacity was 1580-1998 cm 3 (petrol ) and all XU gasoline engines have bores of 83 mm or 86 mm. The diesel versions are referred to as XUD, ranging from 1769 to 2138 cm3 at holes 80, 83, 85 or 86 mm.

The XU - series was replaced by the more modern engines of EW-/DW-Serie.


The XU5 has a displacement of 1.6 liters ( 1580 cm3) with a bore of 83 mm and a stroke of 73 mm. All XU5 had an overhead camshaft and two valves per cylinder. They were used depending on the model either a single - or double - carburetor or fuel injection system. The performance ranged between 80 and 115 hp ( 59-85 kW). From 1986, the XU5 J1 (76 kW) was offered in Germany with an emission control system for use with unleaded petrol ( RON95 ).

The production of plastic covers for these engines have now been set, so these are just hard to find.

Peugeot 309 GRI ( 4/86-1989 )

Citroën BX 16 TRS

Peugeot 205 1.6 (1991 ->)


The XU7 has a displacement of 1.8 liters (1761 cm3) with a bore of 83 mm and a stroke of 81.4 mm. The XU7 engines gave it only with fuel injection and catalyst, the XU7 JP4 with 16-valve injection. The performance ranged 90-112 hp ( 66-81 kW).


The XU8 has a displacement of 1.8 liters (1775 cm3) with a bore of 83 mm and a stroke of 82 mm. With it, the 205 was equipped Turbo16. The power ranged from 200 hp (147 kW) to 480 hp ( 353 kW). The XU8T based on the modified cast iron engine block of the diesel variant, because the only way the necessary stability for the high stress due to the charge could be ensured. Also the cylinder head of this engine was so newly constructed. For the Peugeot 405 Turbo 16 there was based on the XU8 T Evo 2 the XU9 T Evo 4 This reached with a Garrett turbocharger in the Pikes Peak version has a power output of 600 hp ( 448 kW).


The XU9 has a displacement of 1.9 liters (1905 cm3) with a bore of 83 mm and a stroke of 88 mm. There were versions with carburetor and eight valves and those with dual overhead camshafts, 16 valves and fuel injection. The performance ranged 102-160 hp ( 76-118 kW).


The XU10 has a displacement of 2.0 liters (1998 cm3) with a bore and stroke of 86 mm. There were versions with a carburettor and eight valves and a 16- valve DOHC injection turbo version. The performance ranged 109-200 hp ( 80-147 kW).

Citroën ZX 2.0


The XUD7 is a diesel engine with 1769 cm3 displacement with a bore of 80 mm and a stroke of 88 mm. The performance ranged from 60 to 90 hp ( 44-66 kW)


The XUD9 have a displacement of 1905 cm3 with a bore of 83 mm and a stroke of 88 mm.


The XUD11 there either with a displacement of 2068 cm3 with a bore of 85 mm or 2138 cm3 with a bore of 86 mm. The stroke is 92 mm in both versions.