Mitsubishi 4a30 engine

The 0.7-liter Mitsubishi 4A30 engine and its turbocharged version, the 4A30T, were produced from 1993 to 2012 and installed in Japanese kei-cars, including the relatively popular model Pajero Mini. This engine was available in both carbureted and fuel-injected versions. The 4A3 family also includes an engine with the designation 4A31.

Technical specifications of Mitsubishi 4A30 0.7 liter engine.

Carburetor modification 4A30
Exact capacity659 cm³
Power systemcarburetor
Engine power50 HP
Torque56 nm
Engine blockcast iron R4
Block headaluminum 16v
Cylinder diameter60 mm
Piston stroke.58.3 mm
Compression ratio10
Engine featuresSOHC
Hydraulic compensator. there is no
Timing drivestrip
Timing phase adjusterthere is no
Turbochargingthere is no
What oils to use3.4 liters 5W-30
Fuel type92
Environmental classEURO 0
Approximate life expectancy200 000 HP
Injection modification 4A30
Exact capacity659 cm³
Power systeminjector
Engine power55 HP
Torque60 nm
Engine blockcast iron R4
Block headaluminum 16v
Cylinder diameter60 mm
Piston stroke.58.3 mm
Compression ratio10
Engine featuresSOHC
Hydraulic compensator. there is no
Timing drivebelt
Timing phase adjusterthere is no
Turbochargingthere is no
What oils to use3.4 liters 5W-30
Fuel type92
Environmental classEURO 2/3/4
Approximate life expectancy220 000 HP
Turbo modification 4A30T
Exact capacity659 cm³
Power systeminjector
Engine power64 HP
Torque97 nm
Engine blockcast iron R4
Block headaluminum 20v
Cylinder diameter60 mm
Piston stroke.58.3 mm
Compression ratio8.5
Engine featuresDOHC
Hydraulic compensator. there is no
Timing drivestrip
Timing phase adjusterthere is no
Turbochargingtak
What oils to use3.5 liters 10W-30
Fuel type92
Environmental classEURO 3/4
Approximate life expectancy180 000 HP

Fuel consumption Mitsubishi 4a30 engine

An example could be the 2010 Mitsubishi Pajero Mini with an automatic transmission.
City8.5 litry
Route5.0 litry
Mixed6.4 litry

Engine Overview and Common Failures

The weight of the 4A30 engine according to the catalog is 104 kg. The engine number 4A30 is located on the right, under the exhaust. The aluminum head of the block often cracks due to overheating or bolt overtightening. When there are strong vibrations, replacing one of its mounts usually helps. Some engine modifications are equipped with a turbocharger, which has a short service life. The valves need to be adjusted every 50,000 km, and the timing belt should be replaced every 90,000 km. After 100,000 km, oil consumption begins due to worn piston rings or valve seals.

Engine Mitsubishi 4a30

Mitsubishi
Minica H301993 - 1998
Pistachio H441998 - 2000
Pajero Mini 1 (H51)1994 - 1998
Pajero Mini 2 (H53)1998 - 2012
Nissan
Kix2008 - 2012

Engines from the same line as Mitsubishi 4a30 engine

See Also

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Mitsubishi 4b40 Engine

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Mitsubishi 6a11 engine

The 1.8-liter V6 Mitsubishi 6A11 gasoline engine was produced in Japan from 1992 to 2000 and installed in the sixth generation of the popular Lancer model and the seventh generation of the Galant. This powertrain is very rare and is a true exclusive model. The 6A1 family also includes engines: - 6A10, - 6A12, - 6A12TT, - 6A13, and - 6A13TT.

Mitsubishi 6a12 engine

The 2.0-liter V6 Mitsubishi 6A12 engine was produced by the Japanese company from 1992 to 2010 and initially installed in many popular models, and after 2000 only in Proton vehicles. This powertrain was available in versions such as SOHC, DOHC, DOHC-MIVEC, and with two turbochargers. The 6A1 family also includes the following engines: 6A10, 6A11, 6A12TT, 6A13, and 6A13TT.

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The 3.0-liter Audi DCPC 3.0 TDI diesel engine has been produced at the Győr factory since 2017 and is only installed in the highly popular Q5 crossover with FY body style on the European market. This diesel engine belongs to the EA897 EVO-2 series and meets the strict Euro 6d-TEMP emission standards. The EA897 line also includes the following power units: CDUC, CDUD, CJMA, CRCA, CRTC, and CVMD.