Table of Contents
Dedication Acknowledgments
Introduction
Chapter 1: LS Engines and Forced Induction
LS Family Tree
Gen III Versus Gen IV
Supercharging Versus Turbocharging
Understanding Boost (Including PSI Versus Bar)
Drag Racing
LS Performance Potential
Cast Rotating Parts: Pushing the Factory Parts’ Envelope
Compression Ratio and Recommended Boost Limits
Crankcase Ventilation
Importance of Tuning and Avoiding Detonation
Charge Cooling/Intercooling
Auxiliary Instruments
Forced-Induction Terms
Real-World Project: Larry Dye’s 1,300-hp Gen V Camaro SS
Chapter 2: Supercharger Types and Selection
Positive-Displacement Superchargers
Centrifugal Superchargers
Kit and Cost Considerations
Positive-Displacement Versus Centrifugal Blowers
How Much “Blower” Do You Need?
Positive-Displacement Blowers: Calculating Boost and Increased Boost with a Pulley Change
Centrifugal Superchargers: Calculating Maximum Boost
Music to the Ears?
The Importance of a Charge Cooler
Surge Protection
Pulley Size and Performance
Belt Wrap and Belt Size
GM Factory-Supercharged LS9 and LSA Engines
Chapter 3: Turbocharger Types and Selection
LS-Powered Production Vehicles
Turbocharger Component Terms 36 Operation Basics
Understanding Turbocharger Sizes
Selecting the Right-Size Turbocharger
Turbocharger Aspect Ratio
Pitfalls of Mixing Turbines and Compressors
Elements of a Turbo System
Boost Controller and Turbo Timer
Single- Versus Twin-Turbo Systems
Bolt-On Turbo Kits and Tuner Systems
Chapter 4: Kit Preinstallation
Body and Chassis Component Removal
Engine Preparation
Fuel-Pressure Relief
Oil Pan/Oil System Modifications
“Pinning” the Crankshaft
Fuel Pump
Fuel Injectors
Spark Plugs
Real-World Project: Camshaft and Valve Springs Swap
Chapter 5: Supercharger Installation Projects
Project 1: Roots/Screw-Type Supercharger Kit
Project 2: Centrifugal Supercharger Kit
Chapter 6: Turbocharger Installation Projects
Real-World Project: Lingenfelter System
Custom Turbo System Fabrication
The STS Option
Building a Race Car around a Turbo System
Chapter 7: Tuning for Supercharged and Turbocharged Engines
Air + Fuel = Horsepower
Mass Airflow Versus Speed Density
Map Sensors
GM Controllers
Prepackaged Programming
Aftermarket Flash Software
Livernois Motorsports’ X-Treme Cal Tuning System
Stand-Alone Control Systems
Chassis Dyno Tuning
Wideband Tuning
Throttle Body Considerations
Electronic Throttle Concerns
Methanol Injection
E85 Conversion Basics
Chapter 8: Building an LS Engine for Boost: Cylinder Block and Rotating Assembly
Cylinder Block
Resleeving the Factory Aluminum Block
Installing Piston Oil Squirters
Rotating Assembly
Chapter 9: Building an LS Engine: Heads, Cam, and Induction
Cylinder Heads
Valves
Valvetrain Components
Cylinder Head Gaskets
Camshaft
Turbocharger Camshaft
Ignition and the Crank Trigger Conversion
Intake Manifold
Throttle Body
Fuel Injectors
Chapter 10: Engine Build Projects
Supercharged Engine Build
Turbocharged Engine Build
Source Guide
