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The Small-Block Chevy Engine

The Small-Block Chevy Engine

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The Small-Block Chevy Engine

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  1. Sample of how an Instructor–led PowerPoint Presentation might appear The Small-Block Chevy Engine Applicability: 1955 - 20152 AUTO-01 Ver1.0 29 Jun 2012

  2. Sample of how an Instructor–led PowerPoint Presentation might appear 2 • Major Engine Components • Engine Troubleshooting and Fault Indications • Lesson Review / Quiz

  3. Sample of how an Instructor–led PowerPoint Presentation might appear Describe the components in the Small-Block Chevy short block assembly. Describe the components in the Small-Block Chevy fuel system. Describe the components in the Small-Block Chevy ignition system. Describe the components in the Small-Block Chevy valve train and timing system. Interpret the meaning of selected engine fault indications and describe the appropriate actions to resolve engine system malfunctions. 3 Lesson Objectives

  4. Sample of how an Instructor–led PowerPoint Presentation might appear 4 Major Engine Sections • General Engine Characteristics Review • Short Block Assembly • Fuel System • Ignition System • Valve Train and Timing System

  5. General Engine Characteristics Review • The Small-block Chevy is a series of small bore/stroke engines built by the Chevrolet Motor Division: • First Appeared in 1955 models (265 cu in.) • Originally a 265 cu. In. • Reached Maximum size at 400 cu in. • Carbureted and Fuel Injected • General Engine Characteristics: • Variable compression ratios • Horsepower ratings up to 1500HP • Cast Iron and Aluminum Blocks • Nicknamed “Mighty Mouse” • Highly Successful in Oval track Racing

  6. Short Block Assembly • Short Block Components: • Crankshaft • Connecting Rod • Piston • Engine Block • Oil Pan OIL PAN CONNECTING ROD PISTON CRANKSHAFT ENGINE BLOCK

  7. Fuel System • Major Fuel Components: • Carburetor • Fuel Pump • Intake Manifold • Exhaust Manifold CARBURETOR FUEL PUMP INTAKE MANIFOLD EXHAUST MANIFOLD

  8. Ignition System • Major Ignition Components: • Distributor • Spark Plugs/Wires • Starter • Generator STARTER GENERATOR DISTRIBUTOR SPARK PLUGS/WIRES

  9. Valve Train and Timing System • Major Valve Train Components: • Camshaft • Intake Valves • Exhaust Valves • Timing Chain and Gear IMTAKE VALVE CAMSHAFT TIMING CHAIN AND GEAR EXHAUST VALVE

  10. Sample of how an Instructor–led PowerPoint Presentation might appear 10 Engine Troubleshooting and Fault Indications • Fuel System Malfunction Scenario

  11. Sample of how an Instructor–led PowerPoint Presentation might appear 11 Scenario • During the race, you witness a flashing fuel warning message near the tachometer indicating a problem. • Discuss the Characteristics and Indications of this Malfunction. • How do you confirm the fuel system malfunction? • What other systems are affected by the this malfunction? • How many laps can you complete before you must pit? • Describe the Your Actions for a Loss of Fuel Condition. • Under Green Flag Conditions • Under Caution • What are the Required Pit Crew Actions?

  12. Sample of how an Instructor–led PowerPoint Presentation might appear 12 Hot Topics

  13. Sample of how an Instructor–led PowerPoint Presentation might appear 13 • Major Engine Components • Engine Troubleshooting and Fault Indications • Lesson Review / Quiz Questions?

  14. Sample of how an Instructor–led PowerPoint Presentation might appear 14 • Discuss Review Questions andAnswers with Your Instructor

  15. Review Questions • 1. What is the major fuel component that distributes atomized fuel to each cylinder? The intake manifold.

  16. Review Questions • 2. What may occur if the fuel pump is subjected to extreme high temperatures? Fuel that remains at a high temperature could cause a vapor-lock situation and possible combustion.

  17. Review Questions • 3. What indication would be displayed if there was a fuel system malfunction? A yellow flashing light near the tachometer would be visible to the driver and transmitted to the pit crew as well.

  18. References • Chevrolet Motor Division www.chevrolet.com • Summit Racing www.summitracing.com • JEGS Performance www.jegs.com • Speedway Motors www.speedwaymotors.com • Wikipedia http://en.wikipedia.org/wiki/Chevrolet_small-block_engine • My memory from a very long time ago. This Concludes Our Lesson