by Wayne Klassen, Red River College

explore the thermal efficiency of the early and modern internal combustion engine.

Teacher Introduction

Often times we teach the importance of engine tuning, replacing air filters, plugs etc. on a gas engine, proper and precise adjusting of valves and injectors on a diesel engine. But have trouble reinforcing the fact that how well we tune this engine will have a large effect on engine operation and customer satisfaction. This web quest will show how we have been struggling as an industry to improve efficiency even a small percentage. With much of any gains coming in the form of better air induction (valve adjust, air cleaner replace etc.) and ignition process ( ign. component replace , precise injector setting) things that the technician has direct control of.