Learning Objectives The Small-Block Chevy Engine AUTO-01 Ver Jun 2012 Applicability: Sample of how an Instructor–led PowerPoint Presentation might appear

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

Learning Objectives 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 Sample of how an Instructor–led PowerPoint Presentation might appear 3

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

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 5

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

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

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

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

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

Scenario 11 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? Scenario Sample of how an Instructor–led PowerPoint Presentation might appear 11

Super Important Stuff Recent Developments Formal Notifications Driver Action Requests Technical Updates Review any technical changes or operational updates to the engine: 12 Hot Topics Sample of how an Instructor–led PowerPoint Presentation might appear 12

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

Lesson Exam Discuss Review Questions and Answers with Your Instructor 14 Sample of how an Instructor–led PowerPoint Presentation might appear 14

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.

References Chevrolet Motor Division Summit Racing JEGS Performance Speedway Motors Wikipedia My memory from a very long time ago. 18 This Concludes Our Lesson