Introduces four-stroke engines by exploring principles of operation, compression ratio, piston displacement, operating tolerances, valve timing, horsepower and torque development along with adjustments, inspection, and troubleshooting procedures. Course topics help students prepare for ASE certification exams and State of Michigan licensure, but these exams/licensure are not included in this course. Laboratory activities.
Goals, Topics, and Objectives
- Engine Operation
- Cleaning the Engine
- Engine Shop Safety, Tools, and Equipment
- Preliminary Diagnosis Before Repair
- Engine Removal, Disassembly, Inspection, and In-Car Repairs
- Cylinder Head
- Engine Breathing and Power: Cam, Manifolds, and Turbochargers
- Cylinder Block – Inspection and Service
- Crankshaft and Bearings, Piston and Rod
- Lubrication of Cooling Systems
- Engine Hardware: Fasteners, Thread Repair, and Gaskets
- Reassembly and Starting
- Explain the basics of engine operation
- Identify major components of an engine
- Compare engine tolerances in the English and Metric measuring system.
- Identify common internal engine wear points.
- Use common precision measuring instruments.
- Measuring critical external engine operating parameters.
- Measuring critical internal engine operating dimensions.
- Diagnose common engine compression, cooling and lubrication problems.
- Disassemble a laboratory engine unit.
- Clean and inspect disassembled engine parts.
- Assemble a laboratory engine unit.
Assessment and Requirements
Quizzes, engine assembly / disassembly and a written final examination. Measurable objectives will be evaluated by the instructor based on the accuracy and proficiency of objection completion.
Students must take notes on demonstrations, carefully read and analyze assigned course materials and perform exercises to determine their competence in servicing modern engine operating systems.