Mercedes-Benz OM668 automotive diesel engine
E694323
The Mercedes-Benz OM668 is a compact, four-cylinder turbocharged diesel engine originally designed for automotive use, known for its efficiency and durability and later adapted for applications such as light aircraft.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mercedes-Benz OM668 automotive diesel engine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7804456 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mercedes-Benz OM668 automotive diesel engine Context triple: [Thielert Centurion 1.7, derivedFrom, Mercedes-Benz OM668 automotive diesel engine]
-
A.
Continental AVDS-1790-2 V12 diesel engine
The Continental AVDS-1790-2 is a turbocharged, air-cooled V12 diesel engine widely used as the powerplant for U.S. Cold War–era main battle tanks such as the M60 Patton.
-
B.
Continental R975 radial engine
The Continental R975 radial engine is a nine-cylinder air-cooled gasoline aircraft engine widely adapted during World War II to power U.S. armored vehicles, most notably the M4 Sherman medium tank.
-
C.
Thielert Centurion 1.7 diesel engine
The Thielert Centurion 1.7 is a liquid-cooled, turbocharged diesel aircraft engine derived from an automotive design and optimized for efficient, heavy-fuel operation in light aircraft and unmanned aerial vehicles.
-
D.
Perkins CV12-6A V12 diesel
The Perkins CV12-6A is a 12-cylinder turbocharged diesel engine used as the powerplant for the British Challenger 2 main battle tank.
-
E.
Maybach HL42 six-cylinder petrol engine
The Maybach HL42 is a German World War II-era six-cylinder gasoline engine widely used to power half-tracks and other medium military vehicles.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mercedes-Benz OM668 automotive diesel engine Target entity description: The Mercedes-Benz OM668 is a compact, four-cylinder turbocharged diesel engine originally designed for automotive use, known for its efficiency and durability and later adapted for applications such as light aircraft.
-
A.
Continental AVDS-1790-2 V12 diesel engine
The Continental AVDS-1790-2 is a turbocharged, air-cooled V12 diesel engine widely used as the powerplant for U.S. Cold War–era main battle tanks such as the M60 Patton.
-
B.
Continental R975 radial engine
The Continental R975 radial engine is a nine-cylinder air-cooled gasoline aircraft engine widely adapted during World War II to power U.S. armored vehicles, most notably the M4 Sherman medium tank.
-
C.
Thielert Centurion 1.7 diesel engine
The Thielert Centurion 1.7 is a liquid-cooled, turbocharged diesel aircraft engine derived from an automotive design and optimized for efficient, heavy-fuel operation in light aircraft and unmanned aerial vehicles.
-
D.
Perkins CV12-6A V12 diesel
The Perkins CV12-6A is a 12-cylinder turbocharged diesel engine used as the powerplant for the British Challenger 2 main battle tank.
-
E.
Maybach HL42 six-cylinder petrol engine
The Maybach HL42 is a German World War II-era six-cylinder gasoline engine widely used to power half-tracks and other medium military vehicles.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
automotive diesel engine
ⓘ
internal combustion engine ⓘ |
| adaptedFor |
aerodiesel engine conversions
ⓘ
light aircraft ⓘ |
| applicationType | automotive ⓘ |
| aspiration | turbocharged ⓘ |
| bore | 80.0 mm ⓘ |
| brand | Mercedes-Benz NERFINISHED ⓘ |
| compressionRatio | 18.0:1 ⓘ |
| configuration | inline-four ⓘ |
| coolingSystem | water-cooled ⓘ |
| countryOfOrigin | Germany ⓘ |
| cylinderBlockMaterial | aluminium alloy ⓘ |
| cylinderHeadMaterial | aluminium alloy ⓘ |
| designedFor | passenger cars ⓘ |
| displacement |
1.7 L
ⓘ
1689 cc ⓘ |
| drivetrainIntegration | front-wheel drive ⓘ |
| emissionsControl | exhaust gas recirculation ⓘ |
| emissionsStandard |
Euro 3
ⓘ
Euro 4 ⓘ |
| family | Mercedes-Benz OM600 engine family NERFINISHED ⓘ |
| fuelSystem | common-rail direct injection ⓘ |
| fuelType | diesel ⓘ |
| layout | transverse ⓘ |
| manufacturer |
Daimler AG
NERFINISHED
ⓘ
Mercedes-Benz NERFINISHED ⓘ |
| notableCharacteristic |
compact design
ⓘ
durability ⓘ high fuel efficiency ⓘ |
| numberOfCylinders | 4 ⓘ |
| powerOutput |
44 kW
ⓘ
55 kW ⓘ 60 kW ⓘ 75 hp ⓘ 90 hp ⓘ |
| primaryApplication | Mercedes-Benz A-Class (W168) NERFINISHED ⓘ |
| productionEnd | 2005 ⓘ |
| productionStart | 1997 ⓘ |
| secondaryApplicationType | aviation (light aircraft conversions) ⓘ |
| stroke | 84.0 mm ⓘ |
| successor | Mercedes-Benz OM640 NERFINISHED ⓘ |
| torqueOutput |
160 N·m
ⓘ
180 N·m ⓘ |
| turbocharger | wastegate turbocharger ⓘ |
| usedInModel |
Mercedes-Benz A 160 CDI
NERFINISHED
ⓘ
Mercedes-Benz A 170 CDI NERFINISHED ⓘ |
| valvetrain | DOHC ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Mercedes-Benz OM668 automotive diesel engine Description of subject: The Mercedes-Benz OM668 is a compact, four-cylinder turbocharged diesel engine originally designed for automotive use, known for its efficiency and durability and later adapted for applications such as light aircraft.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Thielert Centurion 1.7