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Diesel Engine Model: 4 Stroke Engine Operation. This diesel engine model demonstrates air intake, compression, fuel injection/combustion and exhaust strokes.
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LEGO MOC 2-Stroke Marine Diesel Engine (Mindstorms Version) by legolaus | Rebrickable - Build with LEGO
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Diesel Engine Model 31009 Working Principle Of Internal Combustion Engine Test - Physics - AliExpress
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