Quick Answer: Petrol Engine Model Four Stroke is a cut section or demonstration model showing the cylinder, piston, connecting rod, crankshaft, spark plug, flywheel, inlet valve and exhaust valve, used to explain spark ignition and the intake, compression, power and exhaust strokes.
Last updated: October 2026
Key Features
Visible cylinder, piston, connecting rod and crankshaft
Spark plug, flywheel, inlet valve and exhaust valve shown
Demonstrates the four stroke cycle with spark ignition
Shows how reciprocating motion becomes rotary motion
Manual demonstration, does not use fuel
Technical Specifications
Specification
Value
Construction
Cut section or demonstration model with visible engine components
Intake, compression, power and exhaust strokes with spark ignition
Operation
Manual
Learning level
Secondary, senior secondary, diploma, undergraduate, technical training
About This Product
After the parts are identified, the model is rotated or operated so students can follow each stroke and see the role of the spark plug and valve timing. Placed in Physics Miscellaneous Products, it also fits automobile engineering and workshop training.
Frequently Asked Questions
Q1. Does the Petrol Engine Model Four Stroke run on fuel? No. It is an educational demonstration model for teaching and observation, not actual engine operation.
Q2. Which valves does the model show? An inlet valve and an exhaust valve, along with the spark plug, piston, cylinder, crankshaft and flywheel.
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