| (subclass EightCylinderEngine IntermittentCombustionEngine) | Cars.kif 4564-4564 | Eight cylinder engine is a subclass of intermittent combustion engine |
| (subclass RoverV8Engine EightCylinderEngine) | Cars.kif 4712-4712 | Rover v8 is a subclass of eight cylinder engine |
| (subclass GMLs1V8engine EightCylinderEngine) | Cars.kif 5114-5114 | Ls1 engine is a subclass of eight cylinder engine |
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